AD5381BSTZ-5KL2 - 40-Channel 12-Bit DAC | Analog Devices
MPN: AD5381BSTZ-5KL2 ✓ AktifAD5381BSTZ-5KL2 Ringkasan
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.
Alternatif penggantian untuk AD5381BSTZ-5KL2 — paket yang sama, pin-pada-pin kompatibel. Bagian paket yang berbeda memerlukan kerja ulang PCB diabaikan.
Variasi di dalam seri ini
Model-series yang sama yang kompatibel dengan penggantian AD5381BSTZ-5KL2 (sama faktor bentuk dan footprint) — berbeda di dalam Internal Reference, Supply Voltage, Resolution, Operating Temperature Range, Power-On Reset.
AD5381BSTZ-5
✅ Drop-InKontak untuk harga
Lihat Datasheet →AD5381BSTZ-3
✅ Drop-InKontak untuk harga
Lihat Datasheet →AD5380BSTZ-5
✅ Drop-In ⚠️ Spesifikasi Tidak Disahkan📋 Alternatif referensi (tidak dalam katalog)
AD5382BSTZ-5
✅ Drop-In ⚠️ Spesifikasi Tidak Disahkan📋 Alternatif referensi (tidak dalam katalog)
AD5383BSTZ-5
✅ Drop-In ⚠️ Spesifikasi Tidak Disahkan📋 Alternatif referensi (tidak dalam katalog)
AD5384BSTZ-5
✅ Drop-In ⚠️ Spesifikasi Tidak Disahkan📋 Alternatif referensi (tidak dalam katalog)
AD5381BSTZ-5KL2 Rating Maksimal & Karakteristik Listrik
| Resolusi | 12 bits |
| Number of Channels | 40 |
| Tegangan Pemuat | 5 V single supply |
| Tipe Output | Voltage - buffered |
| Output Amplifier | Rail-to-rail |
| Internal Reference | 1.25 V / 2.5 V programmable, 10 ppm/°C |
| Settling Time | 8 µs typical |
| Antarmuka | Parallel, SPI, DSP, MICROWIRE |
| Paket | 100-lead LQFP (14x14 mm) |
| Rentang Suhu Kerja | -40°C to +105°C |
| Power-On Reset | Zero-scale |
| Channel Monitor | Yes (MON_OUT pin) |
| Tipe Mounting | Surface Mount |
| Status RoHS | Compliant |
Konfigurasi Pin AD5381BSTZ-5KL2
| Pin produk 1 | VOUT0 — Analog output channel 0 |
| Pin produk 2 | VOUT1 — Analog output channel 1 |
| Pin produk 3 | VOUT2 — Analog output channel 2 |
| Pin produk 4 | VOUT3 — Analog output channel 3 |
| Pin produk 5 | VOUT4 — Analog output channel 4 |
| Pin produk 6 | VOUT5 — Analog output channel 5 |
| Pin produk 7 | VOUT6 — Analog output channel 6 |
| Pin produk 8 | VOUT7 — Analog output channel 7 |
| Pin produk 9 | VOUT8 — Analog output channel 8 |
| Pin produk 10 | VOUT9 — Analog output channel 9 |
| Pin produk 11 | VOUT10 — Analog output channel 10 |
| Pin produk 12 | VOUT11 — Analog output channel 11 |
| Pin produk 13 | VOUT12 — Analog output channel 12 |
| Pin produk 14 | VOUT13 — Analog output channel 13 |
| Pin produk 15 | VOUT14 — Analog output channel 14 |
| Pin produk 16 | VOUT15 — Analog output channel 15 |
| Pin produk 17 | VOUT16 — Analog output channel 16 |
| Pin produk 18 | VOUT17 — Analog output channel 17 |
| Pin produk 19 | VOUT18 — Analog output channel 18 |
| Pin produk 20 | VOUT19 — Analog output channel 19 |
| Pin produk 21 | VOUT20 — Analog output channel 20 |
| Pin produk 22 | VOUT21 — Analog output channel 21 |
| Pin produk 23 | VOUT22 — Analog output channel 22 |
| Pin produk 24 | VOUT23 — Analog output channel 23 |
| Pin produk 25 | VOUT24 — Analog output channel 24 |
| Pin produk 26 | VOUT25 — Analog output channel 25 |
| Pin produk 27 | VOUT26 — Analog output channel 26 |
| Pin produk 28 | VOUT27 — Analog output channel 27 |
| Pin produk 29 | VOUT28 — Analog output channel 28 |
| Pin produk 30 | VOUT29 — Analog output channel 29 |
| Pin produk 31 | VOUT30 — Analog output channel 30 |
| Pin produk 32 | VOUT31 — Analog output channel 31 |
| Pin produk 33 | VOUT32 — Analog output channel 32 |
| Pin produk 34 | VOUT33 — Analog output channel 33 |
| Pin produk 35 | VOUT34 — Analog output channel 34 |
| Pin produk 36 | VOUT35 — Analog output channel 35 |
| Pin produk 37 | VOUT36 — Analog output channel 36 |
| Pin produk 38 | VOUT37 — Analog output channel 37 |
| Pin produk 39 | VOUT38 — Analog output channel 38 |
| Pin produk 40 | VOUT39 — Analog output channel 39 |
| Pin produk 41 | AVDD — Analog supply voltage |
| Pin produk 42 | AVSS — Analog ground |
| Pin produk 43 | DVDD — Digital supply voltage |
| Pin produk 44 | DGND — Digital ground |
| Pin produk 45 | REFIN/REFOUT — Reference input/output |
| Pin produk 46 | MON_OUT — Channel monitor output |
| Pin produk 47 | SER/PAR — Serial/parallel interface select |
| Pin produk 48 | SPI/I2C — SPI or I2C select (Pin 97) |
| Pin produk 49 | CS — Chip select |
| Pin produk 50 | SCLK — Serial clock |
| Pin produk 51 | SDIN — Serial data input |
| Pin produk 52 | SDO — Serial data output |
| Pin produk 53 | LDAC — Load DAC |
| Pin produk 54 | CLR — Clear |
| Pin produk 55 | RESET — Reset |
| Pin produk 56 | A0-A9 — Address pins |
| Pin produk 57 | D0-D11 — Parallel data pins |
| Pin produk 58 | WR — Write strobe |
| Pin produk 59 | RD — Read strobe |
| Pin produk 60 | BUSY — Busy indicator |
Aplikasi Umum
AD5381BSTZ-5KL2 cocok untuk 6 aplikasis: 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.
Direkomendasikan
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.
Direkomendasikan
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.
Direkomendasikan
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.
Direkomendasikan
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.
Direkomendasikan
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.
Direkomendasikan
Ringkasan Produk Direkomendasikan
Data referensi engineering untuk AD5381BSTZ-5KL2 — pembandingan, panduan desain, dan informasi konformitas.
Panduan Pemilihan
Pembandingan dengan Alternatif
| Parameter Umum | Produk Ini | 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 |
Diferensiator Kunci
- 40-channel density in a single LQFP-100 package (vsAD5382BSTZ-5 (32 channels))
- 12-bit resolution with 8 µs settling time (vsAD5380BSTZ-5 (14-bit, 10 µs))
- 5 V single-supply operation with rail-to-rail outputs (vsAD5381BSTZ-3 (3 V supply))
Catatan Desain
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.
Informasi Konformitas
RoHS compliance indicated by 'Z' suffix in part number. Other compliance data not specified in provided sources.
