ADC10D020CIVSX/NOPB - Dual 10-Bit 20MSPS 150mW ADC | Texas Instruments
N.º da peça: ADC10D020CIVSX/NOPB ✓ Ativo| Qtd. | Preço unitário | Total |
|---|---|---|
| 1 | $18.5 | $18,50 |
| 10 | $16.2 | $162,00 |
| 100 | $13.95 | $1.395,00 |
| 500 | $12.1 | $6.050,00 |
| 1.000 | $10.85 | $10.850,00 |
ADC10D020CIVSX/NOPB Visão geral
An analog-to-digital converter (ADC) is a mixed-signal integrated circuit that converts continuous-time analog voltages into discrete digital codes, enabling microcontrollers, FPGAs, or DSPs to process real-world signals such as audio, video, RF, and sensor outputs. Within the data-converter hierarchy, ADCs sit alongside DACs (digital-to-analog converters) as the primary bridge between analog physical domains and digital processing. The ADC10D020 belongs to the pipeline/two-step flash subfamily of ADCs, which trades slightly higher latency for lower power and smaller die area than full-flash designs. ADC -> data converter -> mixed-signal IC -> semiconductor.
Key differentiating specifications include 10-bit resolution, dual-channel simultaneous sampling, 20 MSPS guaranteed / 30 MSPS typical maximum sample rate, 150 mW typical power dissipation from a single 3.0V analog supply, separate digital I/O supply rail (1.5V to 3.6V) for low-voltage FPGA/ASIC interfacing, internal top and bottom voltage references, and an industrial operating temperature range of -40C to +85C. The TQFP-48 surface-mount package provides a familiar 7x7 mm footprint with 0.5 mm pitch, easing PCB layout and inspection.
The ADC10D020CIVSX/NOPB architecture combines a sample-and-hold input stage, a two-step internal ADC core, digital error correction, and an LVCMOS-compatible digital output bus. The two-step approach runs a coarse conversion first, then reconstructs the fine bits using an internal DAC and residual amplifier, balancing speed, power, and accuracy more favorably than full-flash implementations at 10-bit resolution.
Typical applications include video digitizing and broadcast equipment, intermediate-frequency (IF) sampling in communications receivers, portable instrumentation, CCD imaging front-ends, and general-purpose multi-channel data acquisition boards. The dual-channel configuration is valuable where I/Q baseband or stereo capture is needed.
When designing with this part, provide solid analog and digital supply decoupling near the pins, route analog inputs as differential pairs where possible, and keep the digital output traces short to minimize coupling back into the analog inputs. The /NOPB suffix confirms a lead-free, RoHS-compliant finish suitable for modern assembly processes.
This page synthesizes distributor pricing, drop-in TQFP-48 alternatives, application-specific circuit guidance, and design notes that go beyond the manufacturer datasheet's typical-application schematics.
Alternativas drop-in para ADC10D020CIVSX/NOPB — mesmo encapsulamento, compatível pino a pino. Peças de encapsulamento diferente que exigem retrabalho na PCB são excluídas.
Variantes desta série
Modelos da mesma série compatíveis como drop-in com ADC10D020CIVSX/NOPB (mesmo formato e footprint) — diferindo em Package, Architecture, Number of Channels, Analog Supply Voltage, Resolution.
Ferramenta de comparação rápida — selecione peças alternativas para comparação lado a lado:
ADC10D020CIVS/NOPB
✅ Drop-In📋 Alternativa de referência (fora do catálogo)
ADC10D020CIVSX
✅ Drop-In✓ Em estoque
$7.2 / unidade
Ver ficha técnica →ADC10D020CIVSX/NOPB
✅ Drop-In✓ Em estoque
$10.85 / unidade
Ver ficha técnica →ADC10D020CIVSX/NOPB Classificações máximas e características elétricas
| Resolução | 10 bit |
| Number of Channels | 2 (simultaneous sampling) |
| Sample Rate (max) | 30 MSPS typical, 20 MSPS guaranteed |
| Architecture | Two-step flash with internal S/H |
| Input Type | Single-ended analog input |
| Analog Supply Voltage | 3.0 V (typical), 2.7 V to 3.6 V |
| Digital I/O Supply | 1.5 V to 3.6 V (separate from analog) |
| Typical Power Consumption | 150 mW at 3.0 V, 20 MSPS |
| Faixa de temperatura de operação | -40C to +85C (industrial) |
| Encapsulamento | 48-TQFP (7x7 mm), 0.5 mm pitch |
| Tipo de montagem | Surface Mount |
| Packaging Media | Tape & Reel (1000 per reel per DigiKey listing) |
| Conversion Type | Two-Step Flash |
| Reference | Internal (top and bottom) |
| RoHS / Lead-Free | RoHS compliant, lead-free (/NOPB suffix) |
| Screening Level | Industrial |
Guia de Configuração de Pinos do ADC10D020CIVSX/NOPB 48-tqfp (7x7 mm), 0.5 mm pitch
Configuração de pinos para ADC10D020CIVSX/NOPB (pacote 48-tqfp (7x7 mm), 0.5 mm pitch). Este componente analógico possui pinos de entrada, saída e alimentação. Consulte o datasheet do fabricante para configurações de offset null, compensação e pino de enable. Ideal para circuitos de condicionamento de sinal e amplificadores.
Nenhum dado detalhado de pinagem disponível para ADC10D020CIVSX/NOPB.
Consulte a ficha técnica para a configuração completa dos pinos.
Aplicações típicas
ADC10D020CIVSX/NOPB é adequado para 7 aplicaçãos: Standard-Definition Video Digitizing, IF Sampling for Communications Receivers, Portable Test and Measurement, CCD Imaging Front-End, Multi-Channel Data Acquisition Boards, Ultrasound Beamforming Front-End, Industrial Process Control and Sensor Digitizing.
Standard-Definition Video Digitizing
The ADC10D020CIVSX/NOPB fits standard-definition video capture because its 30 MSPS typical sample rate comfortably exceeds the 27 MHz required for oversampled 480i/576i NTSC/PAL digitizing, while the dual-channel architecture digitizes luminance and chrominance paths simultaneously. At 150 mW typical dissipation from a 3.0V analog rail, it is easy to thermal-manage in densely populated video cards. The separate digital I/O supply (1.5V to 3.6V) connects directly to FPGA video pipelines without level shifters, simplifying board layout. Pair the device with an THS7303 video amplifier upstream and an FPGA (such as a Xilinx Spartan-6) downstream to assemble a complete SD video acquisition channel.
Recomendado
IF Sampling for Communications Receivers
The ADC10D020CIVSX/NOPB is well matched to intermediate-frequency (IF) sampling in narrowband communications receivers because its 30 MSPS typical rate covers IF bands up to roughly 15 MHz while 10-bit resolution provides roughly 60 dB SNR for demodulation. Dual-channel sampling supports direct-conversion I/Q baseband capture when the analog front-end produces in-phase and quadrature signals. The 150 mW typical dissipation is friendly to battery-powered portable radio designs. Use the part downstream of an TRF3711 quadrature demodulator and feed the digital outputs into a DSP for demodulation and channel filtering.
Recomendado
Portable Test and Measurement
For handheld oscilloscopes and bench-top instrumentation, the ADC10D020CIVSX/NOPB delivers 10-bit dual-channel capture at 20 MSPS guaranteed, which is sufficient for sub-MHz audio-bandwidth signal analysis. Its 150 mW typical dissipation is critical for battery-powered instruments where every milliwatt counts toward runtime. The dual channels support simultaneous stimulus-and-response capture, a common need in frequency-response analyzers. The industrial -40C to +85C temperature range supports field-deployed test gear operating in uncontrolled environments.
Recomendado
CCD Imaging Front-End
Digital camera front-ends that digitize CCD output signals use the ADC10D020CIVSX/NOPB to capture correlated-double-sampled CCD waveforms at up to 30 MSPS typical rates. The dual channels permit parallel sampling of two CCD output taps, doubling effective throughput for high-frame-rate imaging. Low 150 mW power dissipation keeps thermal noise on the CCD package low, improving dark-current performance. The internal top and bottom voltage references simplify the analog chain by eliminating external reference components. Combine with a TMS320C55x DSP or similar processor for real-time image processing.
Recomendado
Multi-Channel Data Acquisition Boards
General-purpose data-acquisition cards (PCI, PXI, or USB) benefit from the ADC10D020CIVSX/NOPB's dual-channel simultaneous sampling at 10 bits, which doubles channel density per PCB footprint compared to single-channel ADCs. The 20 MSPS guaranteed rate supports vibration, acoustic, and low-frequency RF signal capture. Separate analog and digital supplies simplify mixed-signal PCB partitioning and reduce digital switching noise coupling into analog inputs. The 48-TQFP package is straightforward to assemble using standard SMT lines.
Recomendado
Ultrasound Beamforming Front-End
Low-channel-count medical and industrial ultrasound receivers can use the ADC10D020CIVSX/NOPB to digitize the analog outputs of multi-element transducer preamps. The 30 MSPS typical sample rate exceeds the Nyquist requirement for diagnostic ultrasound up to 15 MHz, while 10-bit resolution is sufficient for B-mode envelope detection. The 150 mW power dissipation per ADC keeps multi-element arrays thermally manageable. Synchronous dual-channel sampling preserves phase relationships needed for beamforming math. Use downstream beamforming in a Spartan-6 FPGA.
Recomendado
Industrial Process Control and Sensor Digitizing
Industrial controllers and PLCs use the ADC10D020CIVSX/NOPB to digitize sensor outputs such as strain gauges, thermocouples (after amplification), and process-control analog signals. The -40C to +85C industrial temperature range tolerates factory-floor environments, and the 150 mW typical dissipation simplifies cooling in sealed enclosures. Dual-channel simultaneous sampling captures paired sensor outputs (for example, pressure and temperature) at exactly the same instant, preserving correlation for control-loop math. The separate digital I/O supply (1.5V to 3.6V) directly drives modern microcontrollers.
Recomendado
Resumo dos produtos recomendados
Dados de referência de engenharia para ADC10D020CIVSX/NOPB — comparação, orientação de projeto e informações de conformidade.
Guia de seleção
Comparação com alternativas
| Parâmetro | Este produto | ADC10D020CIVS/NOPB | ADC10D020CIVSX | ADC10D020CIVSX/NOPB |
|---|---|---|---|---|
| Package | 48-TQFP (7x7 mm) | 48-TQFP (7x7 mm) - same | 48-TQFP (7x7 mm) - same | 48-TQFP (7x7 mm) - same |
| Brand | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments |
| Resolution | 10 bit | 10 bit | 10 bit | 10 bit |
| Sample Rate (max) | 30 MSPS typical / 20 MSPS guaranteed | 30 MSPS typical / 20 MSPS guaranteed | 30 MSPS typical / 20 MSPS guaranteed | 30 MSPS typical / 20 MSPS guaranteed |
| Channels | 2 (simultaneous) | 2 (simultaneous) | 2 (simultaneous) | 2 (simultaneous) |
| Power Consumption | 150 mW typical | 150 mW typical | 150 mW typical | 150 mW typical |
| Lead-Free / RoHS | Yes (/NOPB) | Yes (/NOPB) | No (non-RoHS finish) | Yes (/NOPB) |
| Media Packaging | Tape & Reel (1000) | Tray | Tape & Reel (1000) | Tape & Reel (1000) |
Principais diferenciais
- Same family, tape-and-reel packaging optimized for SMT production (vs ADC10D020CIVS/NOPB)
- Lead-free RoHS-compliant finish for modern assembly (vs ADC10D020CIVSX)
- Separated analog and digital supplies for low-noise mixed-signal design (vs Single-supply competing ADCs in this class)
Notas de projeto
Estimated: At 3.0V analog supply and 20 MSPS operation, total typical power is 150 mW. Place a 0.1 uF X7R ceramic bypass capacitor as close as possible to each VA and VDR supply pin, plus a single 10 uF tantalum or ceramic bulk cap on the analog supply rail. The analog and digital supplies should be separated with a ferrite bead to prevent digital switching noise from coupling into the analog domain.
Route analog input traces as microstrip with a continuous ground plane beneath, keeping trace length under one-quarter of the analog input rise time scaled to the dielectric. Place the ADC such that the analog input pins are surrounded by analog ground only; the digital outputs should exit the IC on the opposite side through a digital ground region. Use a split ground plane joined at a single point under the ADC reference pins to prevent ground-loop noise injection.
Do not drive the analog inputs beyond the 3.0V supply rail, as the ESD diodes will forward-conduct and damage the device. Ensure the clock input has a clean 50% duty cycle with sub-100 ps jitter; sample-timing jitter directly degrades SNR by 6 dB per halving of analog input frequency. The output bus drives 10 pF typical loads - keep output trace length short and avoid long stubs to preserve signal integrity at 30 MSPS.
At 30 MSPS the LVCMOS digital outputs toggle at edge rates that radiate harmonics well above 100 MHz. Source-terminate each output with a 33 ohm series resistor to damp reflections on traces longer than 25 mm. Add small 10 ohm resistors in series with the clock input to reduce ringing, and place a clock buffer (such as a CDC391 or LMC7221) within 50 mm of the CLK pin for best jitter performance.
Informações de conformidade
RoHS compliant and lead-free per /NOPB suffix; AEC-Q100 not applicable (industrial-grade, not automotive-qualified); halogen-free status not stated in available data and is marked unknown.
