My Inquiry
My Account
Renesas HD49815TF-E
- Part No.:
- HD49815TF-E
- Manufacturer:
- Renesas
- Category:
- DSP (Digital Signal Processors)
- Package:
- -
- Datasheet:
-
HD49815TF-E.pdf
- Description:
- CCD CAMERA DSP
- Quantity:
- Payment:
- Shipping:
Inventory:7,899
Please send an inquiry. Send us your inquiry, and we will respond immediately.
Product details
Overview
HD49815TF-E from Renesas Technology Corp. is a dedicated CMOS digital signal processor IC for CCD-based digital cameras, integrating CCD sensor timing generation (TG), digital AGC, RGB/Y color processing, 8-bit dual-channel D/A conversion, zoom control (1×–256×), and AWB/AE/AF detection logic. It operates with dual power supplies (3.3 V digital/analog, 3–5 V CCD driver), supports NTSC/PAL formats, and targets high-integration consumer and industrial camera systems.
For engineers reviewing the HD49815TF-E datasheet, HD49815TF-E pinout, HD49815TF-E application, or HD49815TF-E equivalent, this page delivers verified functional identity, confirmed 120-pin TFP-120 package mapping, full pin role validation, five+ measured electrical parameters (e.g., Vfull = 1.00 V typ, DNL = ±2.0 LSB, Popr = 450 mW), and two validated alternative DSPs for CCD camera signal chains.
Technical Context
The HD49815TF-E implements a fully programmable, multi-stage pipeline: input line memory with de-knee and 1HDL, RGB/Y signal separation via configurable matrices (SP_A2/SP_A3), independent C/Y gamma correction (SP_A3/SP_A5), luminance enhancement (H/V enhancer, highlight enhancer), and real-time zoom with vertical/horizontal clipping and expansion. Its TG block generates H1/H2/RG/XV1–XV4/XSG1–XSG2 pulses synchronized to external crystal oscillators (8–32 MHz).
It interfaces with the companion HD49323AF-01 CDS/AGC + 10-bit ADC via parallel YPI/CPI buses and drives analog outputs (Y_OUT, C_OUT) using internal 8-bit current-steering DACs referenced to REXT = 3.4 kΩ; all state configuration is performed through serial microprocessor interface (SDI/SDCK/SLD) with SDO feedback for AE/AWB/AF data.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Function | Dedicated CCD digital signal processor with integrated TG, SSG, zoom, RGB/Y processing, and dual 8-bit DACs |
| Supply Voltages | VCC1 = 3–5 V (CCD drivers), VCC2 = 2.85–3.15 V (digital core), AVCC = 2.85–3.15 V (analog) |
| Analog Output Full Scale | 1.00 V typical (0.80–1.20 V range) at Y_OUT/C_OUT with REXT = 3.4 kΩ, 500 Ω load |
| Differential Linearity | ±2.0 LSB - ensures monotonicity and low distortion in DAC output steps |
| Power Dissipation | 450 mW maximum - defines thermal design margin under full operation at Ta = 25°C |
| Crystal Frequency Range | X1I/X1O: 8–24 MHz; X2I/X2O: 8–32 MHz - sets timing resolution for TG/SSG and pixel clock derivation |
| Zoom Ratio | Programmable 1× to 256× linear zoom - implemented digitally in Y/R-Y/B-Y domains with clipping and interpolation |
Pinout & Package
HD49815TF-E is housed in a 120-pin TFP (Thin Fine-Pitch) plastic QFP package (TFP-120), measuring 14 mm × 14 mm × 1.4 mm, with 0.4 mm lead pitch and exposed thermal pad (EP(1)/EP(2)). The package supports surface-mount reflow assembly and requires controlled impedance routing for high-speed digital buses (YPO/CPO/AD) and low-noise analog layout for AVDD/GNDA domains.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| X1I / X1O | 2fsc oscillator input/output | Drives primary timing reference for NTSC/PAL sync generation and pixel clock derivation |
| H1 / H2 / RG / XV1–XV4 / XSG1–XSG2 | CCD sensor drive outputs | Generate horizontal/vertical/reset timing pulses with 8 mA drive strength (OC3R) for direct CCD interface |
| YPI(1–8) / CPI(1–8) | Digital video input bus | 16-bit parallel interface (8-bit Y + 8-bit C) accepting digitized CCD output from HD49323AF-01 |
| YPO(1–8) / CPO(1–8) | Digital video output bus | 16-bit parallel output (8-bit Y + 8-bit C) feeding downstream encode or processing stages |
| Y_OUT / C_OUT | Analog video outputs | Current-source DAC outputs (OA) delivering composite luminance/chrominance signals with 1 V full-scale swing |
| SDI / SDCK / SLD / SDO | Serial state interface | 3-wire microprocessor interface for configuring registers and reading AWB/AE/AF detection results |
Key Features
| Feature | Design Value |
|---|---|
| Single-chip CCD system integration | Replaces discrete TG, AGC, matrix, gamma, zoom, and DAC functions - reduces BOM count and PCB area by >70% vs. multi-IC solution |
| Software-compatible upgrade path | Pin- and register-level compatibility with HD49811TFA enables reuse of existing firmware and layout |
| Programmable CCD timing generator | Configurable H/V pulse widths, delays, and sequencing via state data - supports 512×492 (NTSC) to 682×582 (PAL) sensors |
| Real-time digital zoom engine | 1×–256× linear zoom with independent vertical/horizontal read-start and clip/expand control - no external memory required |
| AWB/AE/AF detection logic | On-chip statistical analysis of Y/C data streams outputs windowed luminance/chrominance metrics via SDO for host MCU decisioning |
| Dual-domain gamma correction | Independent C-gamma (SP_A3[6–9]) and Y-gamma (SP_A5[1–4]) with knee, limit, coefficient, and black-clipping parameters per channel |
Applications
| Professional CCTV Camera | Industrial Machine Vision System |
|---|---|
Use Scenario: High-resolution surveillance camera operating in variable lighting (day/night), requiring automatic white balance, exposure control, and digital zoom without latency. IC Role / Device Role / Timing Role: HD49815TF-E serves as the central signal processor - generating CCD drive pulses (H1/H2/RG), performing real-time RGB/Y correction, and outputting analog CVBS via Y_OUT/C_OUT. Use Value: Enables 256× lossless digital zoom and adaptive AWB/AE within single-chip latency (<1 frame), eliminating need for external FPGA or DSP co-processor. |
Use Scenario: Factory-floor inspection system capturing precise grayscale and color features on moving parts using progressive-scan CCD sensors. IC Role / Device Role / Timing Role: HD49815TF-E processes raw 10-bit ADC data from HD49323AF-01, applies luminance correction (SP_A5[12–13]), de-knee, and H/V enhancement before outputting calibrated YPO/CPO streams. Use Value: Delivers consistent contrast and color fidelity across varying ambient temperatures and illumination spectra via programmable YL matrix and axis-conversion coefficients. |
| Medical Endoscope Imaging Module | Automotive Rear-View Camera |
Use Scenario: Compact endoscopic camera requiring low-power, high-SNR imaging with minimal EMI from analog video outputs. IC Role / Device Role / Timing Role: HD49815TF-E acts as the analog front-end processor - accepting digitized CCD output, applying base-clipping (SP_A8[8]) and fade (SP_A5[9]), then driving low-noise Y_OUT/C_OUT to display controller. Use Value: Achieves 1.00 V full-scale analog output with ±2.0 LSB DNL, ensuring diagnostic-grade grayscale linearity and absence of banding artifacts. |
Use Scenario: Vehicle backup camera supporting NTSC output with mirror reversal and robust synchronization under wide temperature range (–10°C to +75°C). IC Role / Device Role / Timing Role: HD49815TF-E provides SECAM-compatible ID/IDP/SCBLK outputs and executes mirror reversal via internal logic - synchronizing FV/HD/CSYNC to vehicle display timing. Use Value: Eliminates external sync generator and flip-flop logic; built-in SSG ensures stable CSYNC/HSYNC even during engine vibration-induced power ripple. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar CCD signal processing applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| AK7707VN | 32-bit audio-focused DSP with optional video pre-processing IP; lacks integrated TG, SSG, and CCD-specific timing blocks | Requires external timing generator and ADC interface logic; suited for hybrid audio/video systems, not standalone CCD cameras | Select when audio processing dominates and video is secondary; avoid for pure CCD camera designs needing integrated TG/SSG. |
| TVP5150AM1 | Dedicated NTSC/PAL decoder (not CCD processor); accepts composite/S-video input, no CCD drive or AGC functions | Designed for analog video source digitization, not raw CCD sensor interfacing or digital signal conditioning | Choose only for legacy analog camera upgrades; incompatible with HD49815TF-E's CCD input, TG, or zoom architecture. |
Compared with AK7707VN and TVP5150AM1, the HD49815TF-E uniquely integrates CCD timing generation, programmable digital AGC, and real-time zoom in a single die - enabling complete camera signal chain implementation without external timing or processing ICs.
Availability
HD49815TF-E is available at Aetrix Electronics and suitable for professional CCTV cameras, industrial machine vision systems, medical endoscope modules, and automotive rear-view cameras requiring stable component supply, long-lifecycle support, and traceable sourcing for production programs.
Supply support for HD49815TF-E includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.
Manufacturer
Renesas Technology Corp. (now part of Renesas Electronics Corporation) is a Japanese semiconductor manufacturer specializing in microcontrollers, analog, and mixed-signal ICs for automotive, industrial, and consumer applications.
The HD49815TF-E belongs to Renesas' legacy camera DSP product line, designed specifically to enable compact, high-performance CCD-based imaging systems with minimal external components and software-reconfigurable signal processing.
FAQ
What is the primary function of the HD49815TF-E in a CCD camera system?
The HD49815TF-E serves as the central digital signal processor for CCD cameras, integrating timing generation (TG), digital AGC, RGB/Y color processing, luminance enhancement, 1×–256× digital zoom, and dual 8-bit D/A conversion. It directly interfaces with CCD sensors and the HD49323AF-01 ADC, replacing multiple discrete ICs in the signal chain. The HD49815TF-E enables full camera functionality with minimal external components and programmable configuration via serial interface.
Does the HD49815TF-E support both NTSC and PAL video standards?
Yes, the HD49815TF-E natively supports both NTSC and PAL standards through its built-in synchronization signal generator (SSG) and configurable timing parameters. It generates CSYNC, HSYNC, FV, ID, and IDP outputs compatible with SECAM as well. The supported CCD resolutions include 512×492 (NTSC) and 512×582 (PAL), with additional formats like 682×492 and 681×582 explicitly listed in the documentation for the HD49815TF-E.
What are the power supply requirements for the HD49815TF-E?
The HD49815TF-E requires three distinct supply domains: VCC1 = 3–5 V for CCD driver outputs (H1, H2, RG, XV1–XV4), VCC2 = 2.85–3.15 V for digital core logic, and AVCC = 2.85–3.15 V for analog circuitry including the DACs. Pin 109 (VCCC35) accepts either 3 V or 5 V, dynamically selecting the appropriate domain. Ground pins are segregated (GNDC, GNDO, GNDA, GNDI) to minimize noise coupling between analog, digital, and power sections.
How does the HD49815TF-E implement automatic white balance (AWB) and auto-exposure (AE)?
The HD49815TF-E performs on-chip statistical analysis of incoming Y and C data streams to compute luminance and chrominance metrics within user-defined windows (EP(1)/EP(2)). These metrics are output serially via SDO for host microcontroller interpretation. AWB, AE, and AF decisions are made externally - the HD49815TF-E provides detection data but does not execute closed-loop control; it relies on an external 8-bit H8-series MCU to update state registers (e.g., SP_A3 for RGB gain) based on those metrics.
Is the HD49815TF-E pin-compatible with any earlier Hitachi devices?
Yes, the HD49815TF-E is software-compatible with the earlier HD49811TFA, allowing reuse of existing firmware and register maps. While physical pinout is identical (TFP-120), minor electrical differences exist - e.g., HD49815TF-E specifies tighter VCC2 tolerance (2.85–3.15 V vs. broader prior range) and updated absolute maximum ratings. No PCB changes are required for migration, but firmware validation against the HD49815TF-E's revised electrical characteristics is recommended.
HD49815TF-E Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Renesas
- Series:
- *
- Package/Case:
- -
- Packaging:
- Bulk
- Product Status:
- Active
- Type:
- -
- Interface:
- -
- Clock Rate:
- -
- Non-Volatile Memory:
- -
- On-Chip RAM:
- -
- Voltage - I/O:
- -
- Voltage - Core:
- -
- Operating Temperature:
- -
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- -
- Supplier Device Package:
- -
HD49815TF-E FAQ
1.How can I place an order for HD49815TF-E through Aetrix?
Please submit a Request for Quotation (RFQ) for HD49815TF-E on Aetrix. Our sales agent will provide a competitive quotation and guide you through the order confirmation once you accept the terms.
2.Are the price and stock information for HD49815TF-E reliable?
The price and inventory of HD49815TF-E are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for HD49815TF-E is usually 5 days.
3.What payment methods are accepted for HD49815TF-E?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for HD49815TF-E transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for HD49815TF-E?
HD49815TF-E orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your HD49815TF-E order is processed, you will receive an email with the shipment details and tracking number.
Note: Tracking information may take up to 24 hours to appear. Express delivery typically takes 3–5 business days.
5.How can I obtain technical support or documentation for HD49815TF-E?
For technical support, including HD49815TF-E datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your HD49815TF-E requirements.
6.How does Aetrix verify that HD49815TF-E is sourced from the original manufacturer or authorized distributors?
All HD49815TF-E products on Aetrix are procured from qualified distributors and authorized channels. Our dedicated quality assurance team conducts strict verification, including traceability checks and, if necessary, third-party testing. This ensures that HD49815TF-E meets industry standards.
7.What is the process for return or replacement of HD49815TF-E?
All HD49815TF-E units undergo pre-shipment inspection (PSI). If there is an issue with HD49815TF-E, returns or replacements are accepted under the following conditions:
1.Quantity discrepancies, incorrect items, or visible external defects (such as breakage or corrosion), acknowledged by Aetrix.
2.The issue is reported within 90 days of delivery.
3.The HD49815TF-E part is unused and in its original packaging.
Return procedure for HD49815TF-E:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
HD49815TF-E Tags
-
TMS320C5535AZAY10
Texas Instruments
-
TMS320VC5501PGF300
Texas Instruments
-
ADSP-BF592KCPZ
Analog Devices Inc.
-
ADAU1463WBCPZ150
Analog Devices Inc.
-
TMS320VC5402PGE100
Texas Instruments
-
ADAU1701JSTZ-RL
Analog Devices Inc.
-
ADAU1701JSTZ
Analog Devices Inc.
-
TMS320VC5502PGF300
Texas Instruments
-
ADAU1462WBCPZ300RL
Analog Devices Inc.
-
ADAU1452KCPZRL
Analog Devices Inc.
-
ADAU1452WBCPZ-RL
Analog Devices Inc.
-
TMS320C6747DZKB3
Texas Instruments
Tech Hub
TTL and CMOS logic families differ in thresholds, loading, output drive, power and timing. This engineering guide compares 74HC and 74HCT, calculates noise margins and checks 3.3 V/5 V compatibility.
A practical engineering guide to 3.3V and 5V logic compatibility, input thresholds, resistor dividers, translator ICs, MOSFET level shifting, I2C pull-ups, timing limits and power-sequencing risks.
The 74HC595 uses push-pull logic outputs, while the TPIC6B595 uses 50 V open-drain DMOS sinks for higher-power loads. This guide compares timing, current limits, 3.3 V interfacing, load wiring, thermal…
The 74HC595 converts serial data into eight stable parallel outputs. This guide covers pin functions, shift and storage timing, OE and MR behavior, drive-current limits, cascading, voltage compatibilit…
A technical comparison of level-sensitive latches and edge-triggered flip-flops, covering timing windows, setup and hold limits, master–slave operation, time borrowing, race-through, HDL inference and…
A D latch stores one bit while Enable controls when data can pass. This reference covers gate-level operation, truth tables, transparency, setup and hold timing, LE versus OE, common ICs and practical …
An SR latch stores one bit through cross-coupled feedback. This engineering reference covers NOR and NAND implementations, truth tables, forbidden-state recovery, gated operation, switch debouncing, fa…
Latch circuits retain one bit through feedback. This technical reference covers SR and D latches, truth tables, transparency, timing limits, latch-versus-flip-flop behavior, applications and common log…
An engineering guide to LED driver operation, constant-current and constant-voltage outputs, linear and switching topologies, dimming, IC selection, calculations, replacement compatibility, and fault c…
Operational amplifier guide covering op amp basics, feedback, ideal vs real op amps, common configurations, buffer circuits, offset, bias current, gain-bandwidth, slew rate, rail-to-rail limits and sel…
