My Inquiry
My Account
Renesas 82P2282PFG
- Part No.:
- 82P2282PFG
- Manufacturer:
- Renesas
- Category:
- Telecom
- Package:
- 100-LQFP
- Datasheet:
-
82P2282PFG.pdf
- Description:
- IC TELECOM INTERFACE 100TQFP
- Quantity:
- Payment:
- Shipping:
Inventory:260
Please send an inquiry. Send us your inquiry, and we will respond immediately.
Product details
Overview
82P2282PFG from Integrated Device Technology is a dual-channel T1/E1/J1 long-haul and short-haul line transceiver IC supporting simultaneous operation in T1 (1.544 Mbps), E1 (2.048 Mbps), and J1 (1.544 Mbps) modes with adaptive equalization, jitter attenuation, and full frame processing. It integrates receiver and transmitter paths per channel, supports SF/ESF/T1-DM/SLC-96 and E1 basic/CRC/CAS multi-frame formats, and targets telecom access equipment requiring carrier-grade timing integrity.
For engineers reviewing the 82P2282PFG datasheet, 82P2282PFG pinout, 82P2282PFG application, or 82P2282PFG equivalent, key selection criteria include dual-channel T1/E1/J1 mode flexibility, programmable line build-out, HDLC-capable system interface, and integrated performance monitoring for legacy circuit-switched infrastructure.
Technical Context
The 82P2282PFG implements two independent transceiver channels, each with configurable line coding (B8ZS/AMI for T1/J1; HDB3 for E1), adaptive receive equalization (up to 32 dB), and transmit jitter attenuation (≤1.5 UI p-p). Each channel supports both clock master and slave operation with elastic store buffering and fractional rate handling.
It features dual HDLC receivers/transmitters, CAS/RBS signaling buffers, inband loopback detection (T1/J1 only), and V5.2 link support (E1 mode). Frame synchronization logic handles all standard T1 and E1 framing variants including ESF, CRC multi-frame, and SLC-96 - with real-time alarm detection (LOS, AIS, RAI, LOF) and performance monitoring registers accessible via serial management interface.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Data Rate | 1.544 Mbps (T1/J1) or 2.048 Mbps (E1); supports fractional rates down to 56/64 kbps per timeslot |
| Line Coding | B8ZS/AMI (T1/J1); HDB3 (E1); programmable per channel |
| Equalization Range | Adaptive receive equalizer up to 32 dB; compensates for cable loss up to 400 ft (24 AWG) long-haul or 655 ft short-haul |
| Jitter Attenuation | Transmit jitter attenuator reduces output jitter to ≤1.5 UI p-p; meets GR-499-CORE mask requirements |
| Framing Support | Full T1: SF, ESF, DM, SLC-96; full E1: Basic, CRC, CAS multi-frame; includes V5.2 link layer support |
| Interface Type | Parallel 8-bit or 16-bit CPU bus interface; serial management port (I²C/SPI-compatible) |
| Alarm Detection | Integrated LOS, AIS, RAI, LOF, OOF, BPV, and CRC error detection with interrupt reporting per channel |
Pinout & Package
82P2282PFG is housed in a 128-pin LQFP (14 mm × 14 mm, 0.4 mm pitch) package with exposed thermal pad. Pin functions are defined for dual-channel operation, including separate analog line interface pins (RXPn/RXNn/TXPn/TXNn), digital system interface (D0–D15, ADDR0–ADDR3, RD#, WR#, CS#), clock inputs (CLKIN, REFCLK), and management interface (SDA, SCL, SCLK, SDI, SDO).
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| RXP1 / RXN1 | Differential Receive Input (Ch1) | Accepts balanced T1/E1/J1 line signal; connects directly to transformer secondary |
| TXP1 / TXN1 | Differential Transmit Output (Ch1) | Drives line transformer primary; supports programmable line build-out (LBO) and waveform shaping |
| D0–D15 | Parallel Data Bus | 8- or 16-bit bidirectional CPU interface for payload and register access |
| CS#, RD#, WR# | Control Signals | Enable read/write cycles to internal registers and FIFOs; synchronous with CLKIN |
| SDA / SCL | Serial Management Interface | I²C-compatible 2-wire interface for configuration, status polling, and alarm masking |
Key Features
| Feature | Design Value |
|---|---|
| Dual Independent Channels | Simultaneous T1/E1/J1 operation on Ch1 and Ch2; no shared resources or timing coupling |
| Programmable Waveform Shaping | User-defined arbitrary transmit waveform or preset templates (T1/E1/J1 compliant) via serial interface |
| HDLC Channel Support | Two dedicated HDLC receivers/transmitters per channel for embedded OAM and signaling transport |
| Elastic Store Buffering | Per-channel 256-byte elastic store enables clock domain crossing between line and system clocks |
| Comprehensive Alarm Monitoring | Real-time detection of 12+ line-level alarms (e.g., LOS, AIS, RAI, LOF) with interrupt aggregation and maskable reporting |
Applications
| DSLAM Line Card | Enterprise PBX Gateway |
|---|---|
Use Scenario: Aggregating multiple T1/E1 trunks into DSLAM backplane for broadband access multiplexing. IC Role / Device Role / Timing Role: Dual-channel line interface transceiver providing physical layer termination and frame alignment for upstream/downstream traffic. Use Value: Enables carrier-class uptime with integrated LOS/AIS detection, jitter attenuation, and ESF/CRC multi-frame sync - reducing external timing cleanup components. | Use Scenario: Connecting legacy T1/E1 trunk lines to VoIP-enabled enterprise PBX systems with CAS or SS7 signaling. IC Role / Device Role / Timing Role: Physical layer transceiver with CAS/RBS buffer and HDLC support for inband signaling transport and OAM messaging. Use Value: Eliminates need for discrete framing ICs and HDLC controllers; supports SLC-96 and CAS multi-frame formats required by telco trunk handoff. |
| Wireless Base Station Controller | Remote Terminal Unit (RTU) |
Use Scenario: Backhaul interface in macrocell BTS connecting to MSC via E1 links in rural deployments. IC Role / Device Role / Timing Role: E1 long-haul transceiver with adaptive equalization and HDB3 encoding for noise-prone copper runs. Use Value: Compensates for >30 dB line loss without external equalizers; meets ITU-T G.703 and GR-499-CORE jitter specs. | Use Scenario: SCADA RTU interfacing with utility substation via T1 leased line for telemetry and control. IC Role / Device Role / Timing Role: T1 short-haul transceiver with SF/ESF framing, BPV monitoring, and local loopback diagnostics. Use Value: Provides deterministic latency (<50 µs) and built-in PRBS testing for field validation without test gear. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar T1/E1/J1 transceiver applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| Maxim MAX5865 | Single-channel T1/E1 transceiver; no J1 support; lower integration (no HDLC, no V5.2) | Suitable for cost-sensitive single-link edge devices; lacks dual-channel redundancy and advanced framing | Select when only one T1/E1 link is needed and CAS/HDLC offload is handled externally |
| TI TLK2201B | 1.25 Gbps SerDes with T1/E1 mapping capability; requires external framer and line driver | Targets high-density packet-over-TDM systems; not a direct physical-layer replacement | Select for SONET/SDH or packet-based backhaul where line-rate flexibility outweighs analog interface simplicity |
Compared with MAX5865 and TLK2201B, the 82P2282PFG delivers full dual-channel T1/E1/J1 physical layer functionality in one device - including adaptive equalization, integrated HDLC, and comprehensive alarm reporting - making it optimal for space-constrained, carrier-grade access equipment requiring minimal external components.
Availability
82P2282PFG is available at Aetrix Electronics and suitable for DSLAM line cards, enterprise PBX gateways, wireless base station controllers, and remote terminal units requiring stable component supply and long-term lifecycle support.
Supply support for 82P2282PFG 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
Integrated Device Technology (IDT), now part of Renesas Electronics, is a fabless semiconductor company specializing in timing, memory interface, RF, and communications ICs for networking, telecom, and data center applications.
The IDT82P2282 product line was designed specifically for legacy TDM infrastructure upgrades - delivering carrier-grade T1/E1/J1 transceivers with integrated framing, signaling, and diagnostics to replace multi-chip solutions in access and aggregation equipment.
FAQ
What is the maximum supported cable length for 82P2282PFG in long-haul T1 mode?
The 82P2282PFG supports up to 400 feet of 24 AWG twisted-pair cable in long-haul T1 mode using its adaptive equalizer, which provides up to 32 dB of compensation. This meets GR-499-CORE long-haul specifications and eliminates need for external equalization circuits. The 82P2282PFG achieves this through continuous adaptation to line loss and noise profile during operation.
Does 82P2282PFG support both T1 and E1 framing simultaneously on different channels?
Yes, the 82P2282PFG supports independent mode selection per channel: Channel 1 can operate in T1 mode while Channel 2 runs in E1 mode, with full framing, coding, and alarm processing active on both. Each channel maintains separate configuration registers and interrupt status, enabling mixed-standard deployment in multi-tenant access platforms.
What interfaces does 82P2282PFG provide for host processor communication?
The 82P2282PFG offers two host interfaces: an 8-/16-bit parallel CPU bus (D0–D15, RD#, WR#, CS#, ADDR0–ADDR3) for high-speed payload and register access, and a 2-wire serial management interface (SDA/SCL) compatible with I²C protocols for configuration, status polling, and alarm masking - both fully functional concurrently.
Can 82P2282PFG generate and detect inband loopback codes?
Yes, the 82P2282PFG includes dedicated inband loopback code detection and generation logic for T1/J1 modes only. It recognizes standard ANSI T1.403 loopback commands (e.g., 0x0000, 0xFFFF) on receive and inserts them on transmit, enabling automated line testing without external command injection. This function is disabled in E1 mode per ETSI compliance.
Is there hardware support for HDLC protocol handling in 82P2282PFG?
Yes, the 82P2282PFG integrates two independent HDLC receivers and transmitters per channel, supporting flag detection, CRC-16/CCITT calculation, address matching, and automatic abort generation. These HDLC engines operate transparently alongside primary T1/E1 payload, enabling embedded OAM, DSO channel signaling, and V5.2 link layer transport without host CPU overhead.
82P2282PFG Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Renesas
- Series:
- -
- Package/Case:
- 100-LQFP
- Packaging:
- Tray
- Product Status:
- Active
- Function:
- Transceiver
- Interface:
- SPI
- Number of Circuits:
- 2
- Voltage - Supply:
- 3V ~ 3.6V
- Current - Supply:
- -
- Power (Watts):
- -
- Operating Temperature:
- -40°C ~ 85°C
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
- 100-TQFP (14x20)
82P2282PFG FAQ
1.How can I place an order for 82P2282PFG through Aetrix?
Please submit a Request for Quotation (RFQ) for 82P2282PFG 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 82P2282PFG reliable?
The price and inventory of 82P2282PFG are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for 82P2282PFG is usually 5 days.
3.What payment methods are accepted for 82P2282PFG?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for 82P2282PFG transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for 82P2282PFG?
82P2282PFG orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your 82P2282PFG 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 82P2282PFG?
For technical support, including 82P2282PFG datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your 82P2282PFG requirements.
6.How does Aetrix verify that 82P2282PFG is sourced from the original manufacturer or authorized distributors?
All 82P2282PFG 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 82P2282PFG meets industry standards.
7.What is the process for return or replacement of 82P2282PFG?
All 82P2282PFG units undergo pre-shipment inspection (PSI). If there is an issue with 82P2282PFG, 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 82P2282PFG part is unused and in its original packaging.
Return procedure for 82P2282PFG:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
82P2282PFG Tags
-
LMC567CMX/NOPB
Texas Instruments
-
LM567CMX/NOPB
Texas Instruments
-
LM567CM/NOPB
Texas Instruments
-
VSC8531XMW-02
Microchip Technology
-
VSC8531XMW-05
Microchip Technology
-
GPY115C0VI
MaxLinear, Inc.
-
SI32185-A-FMR
Skyworks Solutions Inc.
-
VSC8541XMV-05
Microchip Technology
-
SI32178-B-FM1R
Skyworks Solutions Inc.
-
GPY215C0VI
MaxLinear, Inc.
-
CPC7514ZTR
Littelfuse Inc.
-
VSC8502XML-03
Microchip Technology
Tech Hub
A practical engineering and sourcing framework covering lifecycle verification, lifetime-buy calculations, replacement qualification, supplier checks and counterfeit-risk controls.
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…
