Overview
The AD5391BCPZ-5 from Analog Devices Inc. is a 12-bit, 16-channel digital-to-analog converter (DAC) designed for a wide range of applications requiring high-resolution data conversion. This device is part of the AD5390/AD5391/AD5392 family, which offers single-supply operation and a variety of interface options. The AD5391BCPZ-5 features a string architecture for fast settling times and includes on-chip output amplifiers with rail-to-rail operation. It is available in a 64-lead LFCSP package and supports multiple interface protocols including SPI, QSPI, MICROWIRE, and I2C.
Key Specifications
| Parameter | Value |
|---|---|
| Number of Bits | 12 |
| Number of D/A Converters | 16 |
| Settling Time | 8 µs |
| Output Type | Voltage - Buffered |
| Differential Output | No |
| Data Interface | I²C, SPI, DSP |
| Reference Type | External, Internal |
| Voltage - Supply, Analog | 5 V |
| Voltage - Supply, Digital | 2.7 V to 5.5 V |
| INL/DNL (LSB) | ±1 (Max) |
| Architecture | String DAC |
| Operating Temperature | -40°C to 85°C |
| Package/Case | 64-LFCSP-VQ (9x9) |
| Mounting Type | Surface Mount |
Key Features
- 12-bit resolution with 16 channels
- String architecture for fast settling times (8 µs)
- Buffered voltage output (single-ended)
- No differential output signal available
- Flexible data interface supporting I2C, SPI, and DSP protocols
- External or internal reference options
- Supply voltages: analog (5V), digital (2.7V to 5.5V)
- Rail-to-rail output amplifier with a gain of 2
- On-chip 1.25 V/2.5 V, 10 ppm/°C reference
- User-programmable gain and offset adjust registers
- Channel monitor function and output amplifier boost mode
Applications
- Industrial automation systems
- Medical devices requiring high-resolution data conversion
- Communications equipment such as modems and transmitters
- Instrumentation and industrial control
- Power amplifier control
- Level setting (ATE)
- Control systems
- Microelectromechanical systems (MEMS)
Q & A
- What is the resolution of the AD5391BCPZ-5 DAC?
The AD5391BCPZ-5 has a 12-bit resolution. - How many channels does the AD5391BCPZ-5 support?
The AD5391BCPZ-5 supports 16 channels. - What is the settling time of the AD5391BCPZ-5?
The settling time is 8 µs. - What types of data interfaces does the AD5391BCPZ-5 support?
The AD5391BCPZ-5 supports I²C, SPI, and DSP interfaces. - What are the supply voltage ranges for the AD5391BCPZ-5?
The analog supply voltage is 5 V, and the digital supply voltage ranges from 2.7 V to 5.5 V. - Does the AD5391BCPZ-5 have differential output capability?
No, the AD5391BCPZ-5 does not have differential output capability. - What is the operating temperature range of the AD5391BCPZ-5?
The operating temperature range is -40°C to 85°C. - What package type is the AD5391BCPZ-5 available in?
The AD5391BCPZ-5 is available in a 64-lead LFCSP package. - Does the AD5391BCPZ-5 have an internal reference option?
Yes, the AD5391BCPZ-5 has both internal and external reference options. - What is the typical power consumption per channel of the AD5391BCPZ-5?
The typical power consumption is 0.25 mA per channel.
