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Texas Instruments ADC12DL040CIVS/NOPB
- Part No.:
- ADC12DL040CIVS/NOPB
- Manufacturer:
- Texas Instruments
- Category:
- Analog to Digital Converters (ADC)
- Package:
- 64-TQFP
- Datasheet:
-
ADC12DL040CIVS/NOPB.pdf
- Description:
- IC ADC 12BIT PIPELINED 64TQFP
- Quantity:
- Payment:
- Shipping:
Inventory:2,071
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Product details
Overview
ADC12DL040CIVS/NOPB from Texas Instruments is a dual 12-bit, 40 MSPS analog-to-digital converter with differential pipeline architecture, internal sample-and-hold and reference, 250 MHz full-power bandwidth, and 11.1 effective bits at Nyquist. It operates on a single +3.0V supply, consumes 210 mW typ, and targets high-fidelity data acquisition in ultrasound imaging and communications receivers.
For engineers reviewing the ADC12DL040CIVS/NOPB datasheet, ADC12DL040CIVS/NOPB pinout, ADC12DL040CIVS/NOPB application, or ADC12DL040CIVS/NOPB equivalent, key selection considerations include its dual-channel latency (7–8 clock cycles), multiplexed/parallel output mode flexibility, 2.4V–3.6V output driver voltage support, duty-cycle stabilization option, and industrial-temperature (−40°C to +85°C) TQFP-64 packaging.
Technical Context
The ADC12DL040CIVS/NOPB implements a 10-stage differential pipeline architecture with digital error correction and an integrated duty cycle stabilizer that relaxes input clock duty-cycle requirements to 20%–80%. Its analog front-end supports either differential inputs (2×VREF full-scale swing) or single-ended operation via common-mode biasing at VCM = 0.5V–2.0V.
Dual independent conversion channels share a single 40 MHz clock but provide separate or time-multiplexed 12-bit outputs via configurable OEA/OEB enables and MULTIPLEX control. Output data format (offset binary or two's complement) and duty-cycle stabilization are selected dynamically via the quad-state DF/DCS pin, enabling runtime interface adaptation without hardware change.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Resolution | 12 bits with no missing codes - guarantees monotonic transfer function and deterministic code mapping for precision measurement. |
| Sampling Rate | 40 MSPS - supports real-time digitization of IF signals up to 20 MHz without aliasing under Nyquist criterion. |
| SNR @ 10 MHz | 69 dB (typ) - enables >11-bit effective resolution for medium-bandwidth signal capture in instrumentation and radar. |
| SFDR @ 10 MHz | 85 dB (typ) - suppresses spurious tones sufficiently for demanding communications receiver applications like xDSL and cable modems. |
| Full Power BW | 250 MHz - allows accurate digitization of wideband analog inputs including ultrasound pulses and broadband RF IFs. |
| Data Latency | 7 clock cycles (Channel A, parallel mode) - defines minimum processing pipeline delay for synchronous system timing alignment. |
| Power Consumption | 210 mW (typ, active); 36 mW (typ, power-down) - enables low-thermal-footprint dual-channel sampling in space-constrained embedded systems. |
Pinout & Package
ADC12DL040CIVS/NOPB is housed in a 64-lead TQFP package (10 mm × 10 mm, 0.5 mm pitch) rated for −40°C to +85°C operation. Pin functions are validated per TI SNAS250D Rev. April 2013 datasheet.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VINA+, VINA− VINB+, VINB− |
Differential analog inputs (Ch A / Ch B) | Accept 2×VREF full-scale differential swing; support single-ended use via VCM bias; require matched PCB routing for optimal CMRR. |
| CLK | Master sampling clock input | 40 MHz max rate; rising-edge triggered; duty cycle stabilized internally when DF/DCS = VA or AGND. |
| MULTIPLEX | Output bus configuration control | Low = parallel DA0–DA11 + DB0–DB11; High = multiplexed DA0–DA11 with ABb sync on DB0/ABb pin. |
| DF/DCS | Quad-state mode select | Selects offset binary/two's complement output format and enables/disables duty-cycle stabilization independently. |
| OEA, OEB | Channel-specific output enable | Active-low enables; allow independent tri-state control of Channel A and Channel B digital buses for shared-data-bus interfacing. |
| PD | Global power-down control | High = 36 mW standby; low = full 210 mW operation; exit time <1 µs - enables rapid power cycling in burst-mode systems. |
| VDR | Digital output driver supply | 2.4V–3.6V range - decouples I/O voltage from core analog/digital supplies, easing interface to 2.5V or 3.3V logic families. |
Key Features
| Feature | Design Value |
|---|---|
| Dual independent 12-bit pipelines | Enables simultaneous sampling of two analog signals (e.g., I/Q channels or dual-sensor inputs) with matched gain/offset performance (±4% gain match, ±0.3%FS offset match). |
| Configurable output interface | Supports either parallel dual-bus (24 pins) or time-multiplexed 12-bit bus (13 pins + ABb), reducing FPGA I/O count and PCB layer count in compact designs. |
| On-chip duty cycle stabilizer | Relaxes CLK duty-cycle requirement from 40%–60% to 20%–80%, eliminating need for external clock conditioners in cost-sensitive or space-limited systems. |
| Separate VDR supply for outputs | Allows independent setting of output logic levels (2.4V–3.6V) - avoids level-shifters when interfacing to lower-voltage FPGAs or ASICs. |
| Internal reference options | Supports internal 0.5V/1.0V references or external 0.8V–1.2V reference; VRMA/VRMB pins provide 1.5V temperature-stable reference for auxiliary circuitry. |
Applications
| Ultrasound Imaging | Communications Receiver |
|---|---|
Use Scenario: Digitizing RF echo signals from phased-array transducers operating at 2–15 MHz center frequencies. IC Role / Device Role / Timing Role: Dual-channel ADC capturing I/Q baseband or direct-sampled IF signals with synchronized sampling clocks and matched channel latency. Use Value: 250 MHz full-power bandwidth and 69 dB SNR preserve tissue contrast and Doppler velocity resolution; multiplexed output reduces FPGA pin count in portable scanners. |
Use Scenario: Baseband digitization in broadband DSL or cable modem line cards handling multiple upstream/downstream channels. IC Role / Device Role / Timing Role: Simultaneous sampling of analog receive paths for spectral analysis, equalization, and symbol timing recovery. Use Value: 85 dB SFDR suppresses intermodulation artifacts from adjacent channel interference; 11.1 ENOB ensures clean constellation mapping for QAM-1024 decoding. |
| Sonar/Radar Signal Acquisition | DSP Front-End for Instrumentation |
Use Scenario: High-speed digitization of pulsed echo returns in marine sonar or ground-penetrating radar systems. IC Role / Device Role / Timing Role: Dual-channel converter acquiring time-aligned return envelopes and phase information for beamforming and target discrimination. Use Value: 7-cycle latency enables tight trigger-to-acquisition timing; −83 dB THD minimizes harmonic distortion in pulse shape fidelity critical for time-of-flight accuracy. |
Use Scenario: Precision waveform capture in automated test equipment (ATE) and high-resolution oscilloscope front-ends. IC Role / Device Role / Timing Role: Dual ADC providing synchronized sampling of differential sensor outputs or reference/test signals for real-time FFT and parameter extraction. Use Value: ±0.3 LSB DNL and no missing codes ensure accurate amplitude measurement across full scale; internal reference eliminates external component drift errors. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar dual-channel, 12-bit, 40 MSPS ADC applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| ADS5272IPFP | 12-bit, dual 50 MSPS; LVDS outputs; no internal reference; requires external REF; higher power (420 mW) | Better suited for high-speed serial backplane interfaces; lacks multiplexed output mode and duty-cycle stabilizer | Choose ADS5272IPFP when LVDS serialization, higher sampling rate, or tighter jitter specs (<0.5 ps) are required - not a drop-in replacement. |
| AD9233BCPZ-40 | Single-channel 12-bit 40 MSPS; CMOS outputs; internal reference; 1.8V supply; lower power (135 mW) | Requires two devices for dual-channel operation; lacks channel matching specs and multiplexing capability | Choose AD9233BCPZ-40 only when single-channel density, lower voltage operation, or reduced thermal load outweigh dual-channel integration benefits. |
Compared with ADS5272IPFP and AD9233BCPZ-40, ADC12DL040CIVS/NOPB uniquely integrates dual 12-bit pipelines, on-chip reference, duty-cycle stabilization, and multiplexed/parallel output flexibility in a single 3V TQFP package - making it optimal for cost- and space-constrained dual-channel acquisition where channel matching and interface adaptability are critical.
Availability
ADC12DL040CIVS/NOPB is available at Aetrix Electronics and suitable for ultrasound imaging systems, communications receiver front-ends, and sonar/radar signal acquisition requiring stable component supply, long-term industrial temperature support, and verified dual-channel performance.
Supply support for ADC12DL040CIVS/NOPB 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
Texas Instruments is a global semiconductor leader specializing in analog, embedded processing, and high-performance data converters for industrial, automotive, and communications markets.
The ADC12DL040CIVS/NOPB belongs to TI's high-speed precision ADC product line, designed specifically for dual-channel, medium-bandwidth digitization in medical imaging, test equipment, and broadband communications infrastructure.
FAQ
What is the maximum clock frequency supported by the ADC12DL040CIVS/NOPB?
The ADC12DL040CIVS/NOPB supports a maximum clock frequency of 40 MHz, as specified in its AC Electrical Characteristics table. At this rate, it achieves full 40 MSPS sampling with guaranteed dynamic performance including 69 dB SNR and 85 dB SFDR at 10 MHz input. Operation above 40 MHz is not characterized and may result in degraded linearity or missing codes.
Does the ADC12DL040CIVS/NOPB include an internal voltage reference?
Yes, the ADC12DL040CIVS/NOPB includes an internal reference selectable via the VREF pin: 0.5 V or 1.0 V depending on applied voltage. When VREF is tied between AGND+0.3 V and VA−0.3 V, the internal reference activates. External references from 0.8 V to 1.2 V are also supported, and VRMA/VRMB pins can supply a stable 1.5 V reference for auxiliary circuitry.
How does the MULTIPLEX pin affect the digital output structure of the ADC12DL040CIVS/NOPB?
When MULTIPLEX is low, the ADC12DL040CIVS/NOPB drives two independent 12-bit buses: DA0–DA11 for Channel A and DB0–DB11 for Channel B. When MULTIPLEX is high, both channels time-share DA0–DA11, with DB0/ABb acting as a synchronization signal indicating whether A-data (ABb = high) or B-data (ABb = low) is valid on the bus - reducing required FPGA I/O by 12 pins.
What is the power consumption of the ADC12DL040CIVS/NOPB in power-down mode?
In power-down mode (PD pin high), the ADC12DL040CIVS/NOPB consumes 36 mW typical, as confirmed in the KEY SPECIFICATIONS section of the datasheet. This represents an 83% reduction from its active-mode consumption of 210 mW typical, enabling significant energy savings during idle periods in battery-powered or thermally constrained systems.
Can the ADC12DL040CIVS/NOPB operate with a 2.5V digital output supply (VDR)?
Yes, the ADC12DL040CIVS/NOPB supports VDR from 2.4 V to the analog supply voltage (VA), and 2.5 V is explicitly validated in the Electrical Characteristics tables. At VDR = 2.5 V, output high voltage is ≥2.3 V (IOUT = −0.5 mA), ensuring reliable interfacing with 2.5 V logic families without level shifters while maintaining TTL/CMOS compatibility.
ADC12DL040CIVS/NOPB Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Texas Instruments
- Series:
- -
- Package/Case:
- 64-TQFP
- Packaging:
- Tray
- Product Status:
- Active
- Number of Bits:
- 12
- Sampling Rate (Per Second):
- 40M
- Number of Inputs:
- 2
- Input Type:
- Differential
- Data Interface:
- Parallel
- Configuration:
- S/H-ADC
- Ratio - S/H:ADC:
- 1:1
- Number of A/D Converters:
- 2
- Architecture:
- Pipelined
- Reference Type:
- External, Internal
- Voltage - Supply, Analog:
- 2.7V ~ 3.6V
- Voltage - Supply, Digital:
- 2.4V ~ 3.6V
- Features:
- Simultaneous Sampling
- Operating Temperature:
- -40°C ~ 85°C
- Supplier Device Package:
- 64-TQFP (10x10)
- Mounting Type:
- Surface Mount
- Grade:
- -
- Qualification:
- -
ADC12DL040CIVS/NOPB FAQ
1.How can I place an order for ADC12DL040CIVS/NOPB through Aetrix?
Please submit a Request for Quotation (RFQ) for ADC12DL040CIVS/NOPB 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 ADC12DL040CIVS/NOPB reliable?
The price and inventory of ADC12DL040CIVS/NOPB are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for ADC12DL040CIVS/NOPB is usually 5 days.
3.What payment methods are accepted for ADC12DL040CIVS/NOPB?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for ADC12DL040CIVS/NOPB transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for ADC12DL040CIVS/NOPB?
ADC12DL040CIVS/NOPB orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your ADC12DL040CIVS/NOPB 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 ADC12DL040CIVS/NOPB?
For technical support, including ADC12DL040CIVS/NOPB datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your ADC12DL040CIVS/NOPB requirements.
6.How does Aetrix verify that ADC12DL040CIVS/NOPB is sourced from the original manufacturer or authorized distributors?
All ADC12DL040CIVS/NOPB 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 ADC12DL040CIVS/NOPB meets industry standards.
7.What is the process for return or replacement of ADC12DL040CIVS/NOPB?
All ADC12DL040CIVS/NOPB units undergo pre-shipment inspection (PSI). If there is an issue with ADC12DL040CIVS/NOPB, 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 ADC12DL040CIVS/NOPB part is unused and in its original packaging.
Return procedure for ADC12DL040CIVS/NOPB:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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