AD567SD/883B - 12-Bit DAC, 28-CDIP | Analog Devices
料号： AD567SD/883B ✓ 量产中| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $45 | $45.00 |
| 10 | $40.5 | $405.00 |
| 100 | $36 | $3,600.00 |
| 500 | $32.4 | $16,200.00 |
| 1,000 | $29 | $29,000.00 |
AD567SD/883B 概述
A digital-to-analog converter (DAC) is an electronic component that converts digital binary data into an analog voltage or current. The AD567SD/883B is a voltage-output DAC that uses 12 precision high-speed bipolar current-steering switches and a laser-trimmed thin-film resistor network to achieve high accuracy and fast settling. It is part of the AD567 family of DACs, which are known for their reliability and performance in industrial and military environments.
Key features of the AD567SD/883B include a 12-bit resolution, a buried zener reference for low drift, a double-buffered input latch for microprocessor compatibility, and a settling time of 500 ns. The device operates from a +5V and -5V supply, with a full-scale output range of 0V to +10V. It also features a power-on reset that clears the output to zero scale, ensuring predictable startup behavior.
The AD567SD/883B is designed for high-reliability applications, with a ceramic package that provides excellent thermal and mechanical stability. The device is fully specified over the military temperature range of -55°C to +125°C, making it suitable for avionics, defense systems, and other harsh environments. Its double-buffered input allows for simultaneous update of multiple DACs, which is critical in multi-channel systems.
Typical applications include precision instrumentation, automatic test equipment, military radar systems, and industrial process control. The device's fast settling time and high accuracy make it ideal for waveform generation and closed-loop control systems.
When designing with the AD567SD/883B, ensure proper decoupling of the power supplies and a clean analog ground plane to minimize noise. The reference output should be buffered if driving external loads. The device is a mature product and may be subject to obsolescence; verify availability before new designs.
直接替换替代料： AD567SD/883B ——相同封装，引脚兼容。需要 PCB 改动的不同封装料号已排除。
快速对比工具——选择替代料号进行并排对比：
AD567TD/883B
✅ 直接替换📋 参考替代料（不在目录中）
AD567SD
✅ 直接替换📋 参考替代料（不在目录中）
AD567TD
✅ 直接替换 ⚠️ 规格未核验📋 参考替代料（不在目录中）
AD567SD/883B 最大额定值与电气特性
| 分辨率 | 12 bits |
| Number of Channels | 1 |
| Settling Time | 500 ns (typ) |
| 输出类型 | Voltage |
| Output Range | 0 V to +10 V |
| Reference Type | Internal, Buried Zener |
| Supply Voltage (Positive) | +5 V |
| Supply Voltage (Negative) | -5 V |
| 工作温度范围 | -55°C to +125°C |
| 封装 | 28-CDIP |
| 安装类型 | Through Hole |
| 接口 | Parallel |
| Input Latch | Double Buffered |
| MIL-STD-883 | Class B |
| RoHS 状态 | Non-compliant (lead-based) |
AD567SD/883B 引脚配置
| 引脚 1 | VREF — Reference voltage output |
| 引脚 2 | AGND — Analog ground |
| 引脚 3 | VOUT — Analog output voltage |
| 引脚 4 | VEE — Negative supply (-5V) |
| 引脚 5 | VCC — Positive supply (+5V) |
| 引脚 6 | DGND — Digital ground |
| 引脚 7 | DB0 — Data bit 0 (LSB) |
| 引脚 8 | DB1 — Data bit 1 |
| 引脚 9 | DB2 — Data bit 2 |
| 引脚 10 | DB3 — Data bit 3 |
| 引脚 11 | DB4 — Data bit 4 |
| 引脚 12 | DB5 — Data bit 5 |
| 引脚 13 | DB6 — Data bit 6 |
| 引脚 14 | DB7 — Data bit 7 |
| 引脚 15 | DB8 — Data bit 8 |
| 引脚 16 | DB9 — Data bit 9 |
| 引脚 17 | DB10 — Data bit 10 |
| 引脚 18 | DB11 — Data bit 11 (MSB) |
| 引脚 19 | CS — Chip select (active low) |
| 引脚 20 | WR — Write strobe (active low) |
| 引脚 21 | LDAC — Load DAC (active low) |
| 引脚 22 | CLR — Clear (active low) |
| 引脚 23 | A0 — Address bit 0 |
| 引脚 24 | A1 — Address bit 1 |
| 引脚 25 | A2 — Address bit 2 |
| 引脚 26 | NC — No connect |
| 引脚 27 | NC — No connect |
| 引脚 28 | VREF — Reference voltage input |
典型应用
AD567SD/883B 适用于 6 应用s: Military Avionics, Automatic Test Equipment, Industrial Process Control, Precision Instrumentation, Radar Systems, Aerospace Telemetry.
Military Avionics
The AD567SD/883B is ideal for military avionics due to its MIL-STD-883 Class B qualification and wide operating temperature range of -55°C to +125°C. Its 12-bit resolution and 500 ns settling time enable precise control of flight surfaces and navigation systems. The ceramic package ensures reliability under extreme vibration and thermal cycling, making it a trusted choice for defense platforms.
推荐
Automatic Test Equipment
In automatic test equipment (ATE), the AD567SD/883B provides fast, accurate analog outputs for stimulus generation. Its 500 ns settling time allows high-throughput testing of devices under test, while the double-buffered input enables synchronized updates across multiple channels. The device's stability over temperature ensures consistent test results in production environments.
推荐
Industrial Process Control
The AD567SD/883B is well-suited for industrial process control, where precise analog outputs are required for valve positioning, motor speed control, and setpoint generation. Its 12-bit resolution provides fine granularity, and the fast settling time enables real-time adjustments. The device's robust construction and wide temperature range make it reliable in factory floor environments.
推荐
Precision Instrumentation
For precision instrumentation such as calibrators and signal generators, the AD567SD/883B offers high accuracy and low drift. The internal buried zener reference ensures stable output over time and temperature, while the 12-bit resolution allows fine voltage steps. Its parallel interface simplifies integration with microprocessors and DSPs.
推荐
Radar Systems
In radar systems, the AD567SD/883B is used for beam steering and waveform generation. Its fast settling time (500 ns) enables rapid frequency hopping, and the double-buffered input allows for coherent updates across multiple DACs. The military-grade qualification ensures reliable operation in harsh environments.
推荐
Aerospace Telemetry
The AD567SD/883B is used in aerospace telemetry for converting digital commands to analog signals for actuators and sensors. Its wide temperature range and ceramic package make it suitable for space and high-altitude applications. The device's reliability is critical for mission success.
推荐
推荐产品汇总
工程参考数据： AD567SD/883B ——对比、设计指导和合规信息。
选型指南
与替代料对比
| 参数 | 本产品 | AD567TD/883B | AD567SD | AD567JD |
|---|---|---|---|---|
| Package | 28-CDIP | 28-CDIP | 28-CDIP | 28-PDIP |
| Brand | Analog Devices | Analog Devices | Analog Devices | Analog Devices |
| Resolution | 12 bits | 12 bits | 12 bits | 12 bits |
| Settling Time | 500 ns | 500 ns | 500 ns | 500 ns |
| Output Range | 0V to +10V | 0V to +10V | 0V to +10V | 0V to +10V |
| Temperature Range | -55°C to +125°C | -55°C to +125°C | -55°C to +125°C | 0°C to +70°C |
| MIL-STD-883 | Class B | Class B | No | No |
| RoHS | Non-compliant | Non-compliant | Non-compliant | Non-compliant |
关键差异点
- MIL-STD-883 Class B qualification （对比 AD567SD)
- Ceramic package for harsh environments （对比 AD567JD)
- Wide temperature range （对比 AD567JD)
设计说明
The AD567SD/883B requires dual supplies of +5V and -5V. Use low-impedance decoupling capacitors (e.g., 0.1uF ceramic) close to the VCC and VEE pins to minimize noise. A 10uF tantalum capacitor on each supply is recommended for bulk decoupling.
For optimal performance, use a solid analog ground plane and separate digital ground plane, connecting them at a single point. Keep analog traces away from digital lines to reduce coupling. The output VOUT should be routed with minimal length to avoid parasitic capacitance.
Ensure the reference output is not loaded excessively; buffer it if driving external loads. The CLR pin is active low and should be tied high if not used. Also, verify that the digital input levels are compatible with your logic family; the device accepts TTL levels.
合规信息
Military-grade ceramic package uses lead-based solder; not RoHS compliant.