AD5381BSTZ-5KL2 - 40-Channel 12-Bit DAC | Analog Devices
N.º da peça: AD5381BSTZ-5KL2 ✓ Ativo| Qtd. | Preço unitário | Total |
|---|---|---|
| 1 | $25.43 | $25,43 |
| 10 | $23.12 | $231,20 |
| 100 | $20.87 | $2.087,00 |
| 500 | $18.56 | $9.280,00 |
| 1.000 | $16.34 | $16.340,00 |
AD5381BSTZ-5KL2 Visão geral
A digital-to-analog converter (DAC) is an electronic component that converts digital binary data into an analog voltage or current. The AD5381 is a denseDAC, integrating 40 DAC channels in a single package, which reduces board space and system cost compared to using multiple lower-channel-count DACs. It belongs to the family of data converters, which are essential in bridging the digital and analog domains in mixed-signal systems. The AD5381's high channel density and integrated reference make it a key component in multichannel control and calibration systems.
Key features of the AD5381BSTZ-5KL2 include 12-bit resolution, 40 independent output channels, rail-to-rail output amplifiers, and a programmable reference. The device offers a settling time of 8 µs typical, ensuring fast response in dynamic applications. It also includes a power-on reset to zero-scale, ensuring safe startup conditions. The channel monitor function allows external monitoring of any channel without disturbing the output, which is valuable for system diagnostics.
Technically, the AD5381 uses a segmented architecture with an internal precision reference, achieving excellent linearity and low noise. The device operates over a temperature range of -40°C to +105°C, making it suitable for industrial environments. The LQFP-100 package provides a compact footprint while allowing adequate thermal dissipation. The digital interface supports both parallel and serial modes, with the SER/PAR pin selecting the mode, and the SPI/I2C pin (Pin 97) enabling the serial interface when tied low.
Typical applications include industrial process control (e.g., valve and actuator control), automatic test equipment (ATE) for precise voltage generation, and medical instrumentation such as patient monitoring systems. The AD5381's 40 channels allow it to drive multiple analog outputs simultaneously, reducing component count and improving system reliability.
When designing with the AD5381, ensure proper decoupling of the AVDD and DVDD supplies with 10 µF and 0.1 µF capacitors placed close to the pins. The reference output should be buffered if external loads are connected. The MON_OUT pin can be used to monitor channel outputs, but care must be taken to avoid loading the monitored channel.
Alternativas drop-in para AD5381BSTZ-5KL2 — 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 AD5381BSTZ-5KL2 (mesmo formato e footprint) — diferindo em Internal Reference, Supply Voltage, Resolution, Operating Temperature Range, Power-On Reset.
Ferramenta de comparação rápida — selecione peças alternativas para comparação lado a lado:
AD5381BSTZ-5
✅ Drop-In✓ Em estoque
$15.9 / unidade
Ver ficha técnica →AD5381BSTZ-3
✅ Drop-In✓ Em estoque
$46.83 / unidade
Ver ficha técnica →AD5380BSTZ-5
✅ Drop-In ⚠️ Especificações não verificadas📋 Alternativa de referência (fora do catálogo)
AD5382BSTZ-5
✅ Drop-In ⚠️ Especificações não verificadas📋 Alternativa de referência (fora do catálogo)
AD5383BSTZ-5
✅ Drop-In ⚠️ Especificações não verificadas📋 Alternativa de referência (fora do catálogo)
AD5384BSTZ-5
✅ Drop-In ⚠️ Especificações não verificadas📋 Alternativa de referência (fora do catálogo)
AD5381BSTZ-5KL2 Classificações máximas e características elétricas
| Resolução | 12 bits |
| Number of Channels | 40 |
| Tensão de alimentação | 5 V single supply |
| Tipo de saída | Voltage - buffered |
| Output Amplifier | Rail-to-rail |
| Internal Reference | 1.25 V / 2.5 V programmable, 10 ppm/°C |
| Settling Time | 8 µs typical |
| Interface | Parallel, SPI, DSP, MICROWIRE |
| Encapsulamento | 100-lead LQFP (14x14 mm) |
| Faixa de temperatura de operação | -40°C to +105°C |
| Power-On Reset | Zero-scale |
| Channel Monitor | Yes (MON_OUT pin) |
| Tipo de montagem | Surface Mount |
| Status RoHS | Compliant |
Configuração de pinos do AD5381BSTZ-5KL2
| Pino 1 | VOUT0 — Analog output channel 0 |
| Pino 2 | VOUT1 — Analog output channel 1 |
| Pino 3 | VOUT2 — Analog output channel 2 |
| Pino 4 | VOUT3 — Analog output channel 3 |
| Pino 5 | VOUT4 — Analog output channel 4 |
| Pino 6 | VOUT5 — Analog output channel 5 |
| Pino 7 | VOUT6 — Analog output channel 6 |
| Pino 8 | VOUT7 — Analog output channel 7 |
| Pino 9 | VOUT8 — Analog output channel 8 |
| Pino 10 | VOUT9 — Analog output channel 9 |
| Pino 11 | VOUT10 — Analog output channel 10 |
| Pino 12 | VOUT11 — Analog output channel 11 |
| Pino 13 | VOUT12 — Analog output channel 12 |
| Pino 14 | VOUT13 — Analog output channel 13 |
| Pino 15 | VOUT14 — Analog output channel 14 |
| Pino 16 | VOUT15 — Analog output channel 15 |
| Pino 17 | VOUT16 — Analog output channel 16 |
| Pino 18 | VOUT17 — Analog output channel 17 |
| Pino 19 | VOUT18 — Analog output channel 18 |
| Pino 20 | VOUT19 — Analog output channel 19 |
| Pino 21 | VOUT20 — Analog output channel 20 |
| Pino 22 | VOUT21 — Analog output channel 21 |
| Pino 23 | VOUT22 — Analog output channel 22 |
| Pino 24 | VOUT23 — Analog output channel 23 |
| Pino 25 | VOUT24 — Analog output channel 24 |
| Pino 26 | VOUT25 — Analog output channel 25 |
| Pino 27 | VOUT26 — Analog output channel 26 |
| Pino 28 | VOUT27 — Analog output channel 27 |
| Pino 29 | VOUT28 — Analog output channel 28 |
| Pino 30 | VOUT29 — Analog output channel 29 |
| Pino 31 | VOUT30 — Analog output channel 30 |
| Pino 32 | VOUT31 — Analog output channel 31 |
| Pino 33 | VOUT32 — Analog output channel 32 |
| Pino 34 | VOUT33 — Analog output channel 33 |
| Pino 35 | VOUT34 — Analog output channel 34 |
| Pino 36 | VOUT35 — Analog output channel 35 |
| Pino 37 | VOUT36 — Analog output channel 36 |
| Pino 38 | VOUT37 — Analog output channel 37 |
| Pino 39 | VOUT38 — Analog output channel 38 |
| Pino 40 | VOUT39 — Analog output channel 39 |
| Pino 41 | AVDD — Analog supply voltage |
| Pino 42 | AVSS — Analog ground |
| Pino 43 | DVDD — Digital supply voltage |
| Pino 44 | DGND — Digital ground |
| Pino 45 | REFIN/REFOUT — Reference input/output |
| Pino 46 | MON_OUT — Channel monitor output |
| Pino 47 | SER/PAR — Serial/parallel interface select |
| Pino 48 | SPI/I2C — SPI or I2C select (Pin 97) |
| Pino 49 | CS — Chip select |
| Pino 50 | SCLK — Serial clock |
| Pino 51 | SDIN — Serial data input |
| Pino 52 | SDO — Serial data output |
| Pino 53 | LDAC — Load DAC |
| Pino 54 | CLR — Clear |
| Pino 55 | RESET — Reset |
| Pino 56 | A0-A9 — Address pins |
| Pino 57 | D0-D11 — Parallel data pins |
| Pino 58 | WR — Write strobe |
| Pino 59 | RD — Read strobe |
| Pino 60 | BUSY — Busy indicator |
Aplicações típicas
AD5381BSTZ-5KL2 é adequado para 6 aplicaçãos: Industrial Process Control, Automatic Test Equipment (ATE), Medical Instrumentation, Telecommunications Infrastructure, Audio and Video Equipment, Automotive Electronics.
Industrial Process Control
The AD5381BSTZ-5KL2 provides 40 independent 12-bit analog outputs for precise control of valves, actuators, and transducers in industrial automation. Its rail-to-rail output amplifiers and 5 V single-supply operation simplify interface to standard 0-5 V control loops. The integrated reference ensures stable operation over temperature, while the channel monitor allows real-time diagnostics without disturbing outputs. With a settling time of 8 µs, it supports fast update rates required in closed-loop control systems. The LQFP-100 package fits compact PLC modules, and the serial interface reduces wiring complexity in distributed control networks.
Recomendado
Automatic Test Equipment (ATE)
In ATE systems, the AD5381BSTZ-5KL2 generates precise voltage levels for device-under-test (DUT) stimulus and calibration. Its 40 channels allow simultaneous driving of multiple test pins, reducing test time. The programmable reference (1.25 V/2.5 V) provides flexibility for different test voltage ranges. The channel monitor function enables verification of output levels without additional multiplexing hardware. The device's 12-bit resolution and 8 µs settling time meet the accuracy and speed requirements of production test. The parallel interface supports high-speed data transfer from the test controller, while the serial mode simplifies connection to SPI-based systems.
Recomendado
Medical Instrumentation
The AD5381BSTZ-5KL2 is used in medical devices such as patient monitors and diagnostic equipment to generate analog control signals and calibration voltages. Its 40 channels can drive multiple transducers and display elements simultaneously. The low drift internal reference (10 ppm/°C) ensures stable output over the operating temperature range, critical for accurate patient measurements. The rail-to-rail outputs allow full-scale voltage swings from a 5 V supply, compatible with many medical sensor interfaces. The device's small LQFP-100 package is suitable for compact portable devices. The serial interface reduces pin count, simplifying PCB layout in space-constrained designs.
Recomendado
Telecommunications Infrastructure
In telecom base stations and networking equipment, the AD5381BSTZ-5KL2 provides bias voltages and control signals for RF components, attenuators, and filters. Its 40 channels allow independent adjustment of multiple parameters, such as gain and phase, in beamforming and calibration circuits. The device's low noise and high linearity ensure minimal signal degradation. The programmable reference enables precise voltage scaling for different RF components. The serial interface (SPI/DSP) is ideal for connection to DSPs and FPGAs commonly used in telecom systems. The wide temperature range (-40°C to +105°C) supports outdoor installations.
Recomendado
Audio and Video Equipment
The AD5381BSTZ-5KL2 can be used in professional audio mixers and video processing equipment to control analog gain stages, filters, and level adjustments. Its 40 channels provide ample control signals for multi-channel audio systems. The rail-to-rail outputs and low noise ensure high-fidelity signal paths. The device's fast settling time (8 µs) supports real-time adjustments in dynamic audio environments. The integrated reference reduces external component count, simplifying design. The parallel interface allows direct connection to DSPs for rapid updates. The LQFP-100 package is suitable for rack-mounted equipment.
Recomendado
Automotive Electronics
In automotive systems, the AD5381BSTZ-5KL2 is used for calibration and control of sensors, actuators, and infotainment systems. Its 40 channels can drive multiple analog outputs for dashboard displays, climate control, and battery management. The device operates over -40°C to +105°C, suitable for under-hood and cabin environments. The rail-to-rail outputs interface directly with many automotive loads. The integrated reference ensures stable performance over temperature and supply variations. The serial interface reduces wiring harness complexity. The LQFP-100 package is robust for automotive PCB assembly.
Recomendado
Resumo dos produtos recomendados
Dados de referência de engenharia para AD5381BSTZ-5KL2 — comparação, orientação de projeto e informações de conformidade.
Guia de seleção
Comparação com alternativas
| Parâmetro | Este produto | AD5381BSTZ-5 | AD5381BSTZ-3 | AD5380BSTZ-5 | AD5382BSTZ-5 | AD5383BSTZ-5 | AD5384BSTZ-5 |
|---|---|---|---|---|---|---|---|
| Package | 100-lead LQFP | 100-lead LQFP | 100-lead LQFP | 100-lead LQFP | 100-lead LQFP | 100-lead LQFP | 100-lead LQFP |
| Brand | Analog Devices | Analog Devices | Analog Devices | Analog Devices | Analog Devices | Analog Devices | Analog Devices |
| Resolution | 12 bits | 12 bits | 12 bits | 14 bits | 14 bits | 12 bits | 14 bits |
| Number of Channels | 40 | 40 | 40 | 40 | 32 | 32 | 40 |
| Supply Voltage | 5 V | 5 V | 3 V | 5 V | 5 V | 5 V | 5 V |
| Settling Time | 8 µs | 8 µs | 8 µs | 10 µs | 10 µs | 8 µs | 10 µs |
| Internal Reference | 1.25 V/2.5 V, 10 ppm/°C | 1.25 V/2.5 V, 10 ppm/°C | 1.25 V/2.5 V, 10 ppm/°C | 1.25 V/2.5 V, 10 ppm/°C | 1.25 V/2.5 V, 10 ppm/°C | 1.25 V/2.5 V, 10 ppm/°C | 1.25 V/2.5 V, 10 ppm/°C |
| Interface | Parallel, SPI, DSP, MICROWIRE | Parallel, SPI, DSP, MICROWIRE | Parallel, SPI, DSP, MICROWIRE | Parallel, SPI, DSP, MICROWIRE | Parallel, SPI, DSP, MICROWIRE | Parallel, SPI, DSP, MICROWIRE | Parallel, SPI, DSP, MICROWIRE |
Principais diferenciais
- 40-channel density in a single LQFP-100 package (vs AD5382BSTZ-5 (32 channels))
- 12-bit resolution with 8 µs settling time (vs AD5380BSTZ-5 (14-bit, 10 µs))
- 5 V single-supply operation with rail-to-rail outputs (vs AD5381BSTZ-3 (3 V supply))
Notas de projeto
Decouple the AVDD and DVDD pins with 10 µF and 0.1 µF capacitors placed as close to the pins as possible. Use separate analog and digital ground planes to minimize noise coupling. The AD5381 operates from a single 5 V supply; ensure the supply is clean and stable to maintain DAC accuracy.
For the LQFP-100 package, use a solid ground plane under the device to aid thermal dissipation and reduce parasitic inductance. Route analog output traces away from digital lines to prevent crosstalk. Keep the reference input/output traces short and shielded if possible.
Ensure the SER/PAR pin is set correctly for the desired interface mode. In serial mode, tie the SPI/I2C pin (Pin 97) low to enable SPI. Do not leave the LDAC pin floating; tie it low for immediate updates or use it for synchronized updates. Verify the power-on reset state is zero-scale to avoid unexpected outputs.
Informações de conformidade
RoHS compliance indicated by 'Z' suffix in part number. Other compliance data not specified in provided sources.
