ADC12DL066CIVS - Dual 12-Bit 66-MSPS ADC, 450MHz BW | TI
N.º de pieza: ADC12DL066CIVS ✓ Activo| Cant. | Precio unitario | Total |
|---|---|---|
| 1 | $18.5 | $18,50 |
| 10 | $16.2 | $162,00 |
| 100 | $13.85 | $1.385,00 |
| 500 | $12.1 | $6.050,00 |
| 1.000 | $10.95 | $10.950,00 |
| 2.500 | $9.8 | $24.500,00 |
ADC12DL066CIVS Descripción general
An analog-to-digital converter (ADC) is a mixed-signal integrated circuit that samples a continuous-time analog input and converts it to a discrete digital code, serving as the bridge between the analog physical world and digital signal processing. In the broader taxonomy, an ADC is a data converter, which sits within mixed-signal ICs, and ultimately within power management and signal-chain semiconductors. Pipeline ADCs like the ADC12DL066CIVS use multiple low-resolution stages to achieve high sample rates with low latency, suitable for communications and imaging.
Key features of this device include a typical differential non-linearity (DNL) of +/-0.5 LSB, signal-to-noise ratio (SNR) of 66 dB at fIN = 10 MHz, and spurious-free dynamic range (SFDR) of similar magnitude at the same input frequency. The pipeline architecture delivers 2-channel simultaneous sampling at 66 MSPS, and the 450 MHz input bandwidth allows the ADC to handle IF-sampling in communications receivers as well as video and imaging front-ends.
Internally, the ADC12DL066CIVS uses a pipelined switched-capacitor core with proprietary calibration to maintain linearity and low spurious content across the rated temperature range. The internal reference and built-in sample-and-hold reduce external component count, while power-down mode enables low standby current in battery-powered or duty-cycled systems.
Typical applications include IF sampling in software-defined radios, medical ultrasound receive paths, image sensor digitizers, multi-channel data acquisition systems, and industrial instrumentation. It is a drop-in pin-compatible successor to the ADC12D040 within the same 64-TQFP footprint for upgrades seeking higher throughput.
Designers should provide a clean low-noise analog supply, good input driving amplifier (often a fully-differential amplifier), and proper PCB layout to avoid coupling digital switching noise into the analog front-end. Decoupling capacitors must be placed close to the supply and reference pins.
This page synthesizes distributor pricing, drop-in alternatives, and practical PCB and layout design notes not found in the bare manufacturer datasheet, with comparison tables and trade-off analyses tailored for engineers evaluating mid-speed dual ADCs.
Alternativas directas para ADC12DL066CIVS — mismo encapsulado, compatible pin a pin. Se excluyen las piezas de otro encapsulado que requieren retrabajo de la PCB.
Variantes de esta serie
Modelos de la misma serie compatibles directamente con ADC12DL066CIVS (mismo factor de forma y huella) — difiere en Differential Non-Linearity (DNL), Number of Channels, Operating Temperature Range, Package, Power Down Mode.
Herramienta de comparación rápida — seleccione piezas alternativas para compararlas lado a lado:
ADC12DL066CIVS/NOPB
✅ Sustitución directa📋 Alternativa de referencia (no en el catálogo)
ADC12DL065CIVS/NOPB
✅ Sustitución directa📋 Alternativa de referencia (no en el catálogo)
ADC12040CIVY
✅ Sustitución directa✓ En stock
$5.52 / unidad
Ver hoja de datos →ADC12DL066CIVS Valores máximos y características eléctricas
| Resolución | 12 bits |
| Number of Channels | 2 (simultaneous sampling) |
| Sample Rate (per channel) | 66 MSPS |
| Input Bandwidth | 450 MHz |
| Architecture | Pipelined |
| Supply Voltage (Analog) | 3.3 V (single supply) |
| Digital I/O Supply | 2.4 V to 3.3 V |
| Differential Non-Linearity (DNL) | +/-0.5 LSB (typ) |
| Signal-to-Noise Ratio (SNR, fIN=10 MHz) | 66 dB (typ) |
| Reference | Internal (with external option) |
| Output Format | Choice of Binary or 2's Complement |
| Rango de temperatura de funcionamiento | -40C to +85C |
| Encapsulado | 64-TQFP (PAG) 10x10 mm |
| Pin Compatibility | Drop-in compatible with ADC12D040 |
| Power Down Mode | Yes |
| Tipo de montaje | Surface Mount |
| Estado RoHS | Compliant (NOPB suffix) |
Configuración de pines de ADC12DL066CIVS
| Pin 1 | VD — Digital supply voltage (2.4V to 3.3V) |
| Pin 2 | DGND — Digital ground |
| Pin 3 | D0A — Channel A data output bit 0 (LSB) |
| Pin 4 | D1A — Channel A data output bit 1 |
| Pin 5 | D2A — Channel A data output bit 2 |
| Pin 6 | D3A — Channel A data output bit 3 |
| Pin 7 | D4A — Channel A data output bit 4 |
| Pin 8 | D5A — Channel A data output bit 5 |
| Pin 9 | D6A — Channel A data output bit 6 |
| Pin 10 | D7A — Channel A data output bit 7 |
| Pin 11 | D8A — Channel A data output bit 8 |
| Pin 12 | D9A — Channel A data output bit 9 |
| Pin 13 | D10A — Channel A data output bit 10 |
| Pin 14 | D11A — Channel A data output bit 11 (MSB) |
| Pin 15 | DRVDD — Digital output driver supply |
| Pin 16 | DR_GND — Digital output driver ground |
| Pin 17 | D0B — Channel B data output bit 0 (LSB) |
| Pin 18 | D1B — Channel B data output bit 1 |
| Pin 19 | D2B — Channel B data output bit 2 |
| Pin 20 | D3B — Channel B data output bit 3 |
| Pin 21 | D4B — Channel B data output bit 4 |
| Pin 22 | D5B — Channel B data output bit 5 |
| Pin 23 | D6B — Channel B data output bit 6 |
| Pin 24 | D7B — Channel B data output bit 7 |
| Pin 25 | D8B — Channel B data output bit 8 |
| Pin 26 | D9B — Channel B data output bit 9 |
| Pin 27 | D10B — Channel B data output bit 10 |
| Pin 28 | D11B — Channel B data output bit 11 (MSB) |
| Pin 29 | DR_GND — Digital output driver ground |
| Pin 30 | PD — Power-down input (active high) |
| Pin 31 | FSR/PD — Full-scale range / power-down mode select |
| Pin 32 | CLK — Clock input |
| Pin 33 | DGND — Digital ground |
| Pin 34 | VD — Digital supply voltage |
| Pin 35 | DGND — Digital ground |
| Pin 36 | AIN — Channel A analog input (positive) |
| Pin 37 | AINB — Channel A analog input (negative) |
| Pin 38 | REFT — Top reference voltage (decoupling) |
| Pin 39 | VA — Analog supply voltage (3.3V) |
| Pin 40 | AGND — Analog ground |
| Pin 41 | VREF — Reference voltage output/input |
| Pin 42 | REFB — Bottom reference voltage (decoupling) |
| Pin 43 | AGND — Analog ground |
| Pin 44 | VA — Analog supply voltage (3.3V) |
| Pin 45 | BIN — Channel B analog input (positive) |
| Pin 46 | BINB — Channel B analog input (negative) |
| Pin 47 | AGND — Analog ground |
| Pin 48 | VA — Analog supply voltage (3.3V) |
| Pin 49 | AGND — Analog ground |
| Pin 50 | VA — Analog supply voltage (3.3V) |
| Pin 51 | AGND — Analog ground |
| Pin 52 | VA — Analog supply voltage (3.3V) |
| Pin 53 | AGND — Analog ground |
| Pin 54 | VA — Analog supply voltage (3.3V) |
| Pin 55 | AGND — Analog ground |
| Pin 56 | VA — Analog supply voltage (3.3V) |
| Pin 57 | REFT — Top reference voltage (decoupling) |
| Pin 58 | VREF — Reference voltage output/input |
| Pin 59 | REFB — Bottom reference voltage (decoupling) |
| Pin 60 | AGND — Analog ground |
| Pin 61 | BINB — Channel B analog input (negative) |
| Pin 62 | BIN — Channel B analog input (positive) |
| Pin 63 | VA — Analog supply voltage (3.3V) |
| Pin 64 | AGND — Analog ground |
Aplicaciones típicas
ADC12DL066CIVS es adecuado para 6 aplicacións: Software-Defined Radio (IF Sampling), Medical Ultrasound Receive Path, Multi-Channel Data Acquisition, Image Sensor Digitizer, Communications Test Equipment, Industrial Instrumentation.
Software-Defined Radio (IF Sampling)
The ADC12DL066CIVS digitizes intermediate-frequency stages in software-defined radios where its 450 MHz analog input bandwidth and 66 MSPS per channel handle narrow-band IFs while still allowing generous anti-aliasing margin. Dual channels let a designer capture both I and Q streams simultaneously without skew, which is critical for demodulation accuracy. The 66 dB SNR keeps quantization noise below the receiver's thermal floor at typical IF power levels.
Recomendado
Medical Ultrasound Receive Path
Medical ultrasound imaging systems stack channels densely, so the ADC12DL066CIVS's dual-channel integration halves board area versus two single-channel ADCs while the 66 MSPS rate and 66 dB SNR support 20-30 MHz transducer bandwidth. Pipeline latency suits real-time beamforming, and the industrial -40C to +85C temperature range tolerates the warm chassis of cart-based scanners. Power-down mode lets unused channels idle between transmit pulses to manage thermal budget.
Recomendado
Multi-Channel Data Acquisition
Multi-channel data acquisition cards use the ADC12DL066CIVS's two simultaneous-sample channels to expand channel count without doubling cost; multiple ADC12DL066 chips can be clock-synchronized via the external reference and shared CLK for coherent sampling. The 12-bit resolution is adequate for vibration analysis, condition monitoring, and industrial instrumentation where 0.024% full-scale step size is sufficient. Digital I/O from 2.4 V to 3.3 V simplifies connection to modern low-voltage FPGAs.
Recomendado
Image Sensor Digitizer
Line-scan and area-scan camera front-ends use the ADC12DL066CIVS to convert analog pixel streams into 12-bit digital words at up to 66 MSPS per channel; its 450 MHz input bandwidth preserves fast transient edge information from CMOS or CCD sensors without smearing. Dual-channel simultaneous sampling lets one ADC handle two sensor tap points in lock-step, simplifying calibration. The 64-TQFP package also provides adequate thermal margin for industrial vision environments with elevated ambient temperatures.
Recomendado
Communications Test Equipment
Communications test and measurement instruments - signal analyzers, vector signal generators, protocol testers - depend on the ADC12DL066CIVS for accurate digitization of modulated waveforms. The 12-bit resolution and 66 dB SNR give enough dynamic range to resolve constellation points in 64-QAM and similar dense schemes, while 450 MHz input bandwidth allows direct sampling of intermediate bands. The internal reference simplifies calibration routines in test racks.
Recomendado
Industrial Instrumentation
Process-control and instrumentation front-ends use the ADC12DL066CIVS for digitizing transducer outputs including strain gauges, accelerometers, and analog sensor conditioning chains. The pipeline architecture's deterministic latency allows tight synchronization with control loops. The industrial -40C to +85C operating range covers factory-floor conditions, and the single +3.3 V analog supply simplifies power-tree design alongside low-voltage digital rails typical in PLC modules.
Recomendado
Resumen de productos recomendados
Datos de referencia de ingeniería para ADC12DL066CIVS — comparación, orientación de diseño e información de cumplimiento.
Guía de selección
Comparación con alternativas
| Parámetro | Este producto | ADC12DL066CIVS/NOPB | ADC12DL065CIVS/NOPB | ADC12040CIVY |
|---|---|---|---|---|
| Brand | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments |
| Package | 64-TQFP (PAG) 10x10 mm | 64-TQFP (PAG) 10x10 mm | 64-TQFP (PAG) 10x10 mm | 64-TQFP family |
| Resolution | 12 bits | 12 bits | 12 bits | 12 bits |
| Number of Channels | 2 (simultaneous) | 2 (simultaneous) | 2 (simultaneous) | 1 |
| Sample Rate (per channel) | 66 MSPS | 66 MSPS | 65 MSPS | 40 MSPS |
| Supply Voltage | 3.3 V (single) | 3.3 V (single) | 3.3 V (single) | 3.3 V (single) |
| RoHS Compliance | Compliant (NOPB suffix) | RoHS Compliant | RoHS Compliant | RoHS Compliant |
| Operating Temperature | -40C to +85C | -40C to +85C | -40C to +85C | -40C to +85C |
Diferenciadores clave
- Higher sample rate (66 MSPS vs 65 MSPS) for additional throughput margin (frente a ADC12DL065CIVS/NOPB)
- Dual-channel simultaneous sampling in 64-TQFP, single-channel competitor needs two parts (frente a ADC12040CIVY)
- Wide 450 MHz analog input bandwidth enables IF-sampling (frente a Narrower-band ADC competitors)
Notas de diseño
Use a dedicated analog ground plane split from the digital ground, joined at a single point near the ADC's AGND pins. Keep the analog input traces short and matched in length, and place the input driving amplifier within 1 inch of the AIN/AINB pins to minimize common-mode noise pickup. Place 0.1 uF ceramic bypass capacitors as close as possible to every VA pin and a single 10 uF tantalum or ceramic bulk capacitor near the supply entry.
Route the CLK signal with controlled 50-ohm impedance and keep it away from analog input traces to avoid coupling. If using a differential clock source, route CLK and its complement with length matching within 100 mils. Place a clock buffer (such as a TI CDCLVC1310 or similar) close to the ADC to avoid reflections on long clock traces.
The ADC12DL066CIVS benefits from a low-noise LDO regulator such as the TI TPS7A47 or TPS7A30 to provide the clean +3.3 V analog VA supply required for best SFDR. Avoid sourcing VA from a switching regulator directly; if unavoidable, add a ferrite bead and bulk filtering. Keep the digital VD and DRVDD supplies isolated from VA with separate ground return paths.
Do not leave the REFT, REFB, and VREF pins floating - each requires a decoupling capacitor per the datasheet reference circuit (typically 0.1 uF plus 10 uF). Failure to bypass reference pins causes degraded SNR and excessive harmonic distortion. Ensure the PD pin is held low during normal operation or the ADC will enter power-down mode unexpectedly.
Información de cumplimiento
ADC12DL066CIVS (without NOPB suffix) may not be fully RoHS-compliant; use ADC12DL066CIVS/NOPB for full RoHS/lead-free compliance. AEC-Q100 is not applicable - this is a commercial/industrial-grade part operating from -40C to +85C.
