Overview
The AD5757ACPZ, produced by Analog Devices Inc., is a quad, current output digital-to-analog converter (DAC) designed for high-precision applications. This device operates with a power supply range from 10.8 V to 33 V and features a versatile 3-wire serial interface compatible with standard SPI, QSPI, MICROWIRE, DSP, and microcontroller interface standards. The AD5757 is particularly suited for process control, actuator control, and programmable logic controllers (PLCs), as well as HART network connectivity.
Key Specifications
| Parameter | Specification |
|---|---|
| Number of Bits | 16 |
| Number of D/A Converters | 4 |
| Settling Time | 15µs (Typ) |
| Output Type | Current - Unbuffered |
| Differential Output | No |
| Data Interface | SPI, DSP |
| Reference Type | External, Internal |
| Voltage - Supply, Analog | 9 V ~ 33 V |
| Voltage - Supply, Digital | 2.7 V ~ 5.5 V |
| INL/DNL (LSB) | ±1 (Max) |
| Architecture | R-2R |
| Operating Temperature | -40°C ~ 105°C |
| Package | 64-VFQFN Exposed Pad, CSP |
Key Features
- User programmable offset and gain
- On-chip diagnostics and on-chip reference (±10 ppm/°C maximum)
- Dynamic power control using a dc-to-dc boost converter to minimize package power dissipation
- Optional CRC-8 packet error checking and watchdog timer
- Digital slew rate control and output fault detection
- HART signal coupling onto the current output
- High accuracy with ±0.05% total unadjusted error (TUE) maximum
Applications
- Process control
- Actuator control
- Programmable logic controllers (PLCs)
- HART network connectivity
Q & A
- What is the AD5757ACPZ used for? The AD5757ACPZ is used in high-precision applications such as process control, actuator control, and programmable logic controllers (PLCs), as well as HART network connectivity.
- What is the power supply range of the AD5757ACPZ? The power supply range is from 10.8 V to 33 V.
- What type of interface does the AD5757ACPZ use? It uses a versatile 3-wire serial interface compatible with standard SPI, QSPI, MICROWIRE, DSP, and microcontroller interface standards.
- What is the settling time of the AD5757ACPZ? The settling time is typically 15µs.
- Does the AD5757ACPZ support HART signals? Yes, it supports HART signals which can be coupled onto the current output.
- What is the operating temperature range of the AD5757ACPZ? The operating temperature range is from -40°C to 105°C.
- What is the accuracy of the AD5757ACPZ? The AD5757ACPZ has a high accuracy with ±0.05% total unadjusted error (TUE) maximum.
- Does the AD5757ACPZ have on-chip diagnostics? Yes, it features on-chip diagnostics.
- What type of package does the AD5757ACPZ come in? It comes in a 64-VFQFN Exposed Pad, CSP package.
- Is the AD5757ACPZ RoHS compliant? Yes, the AD5757ACPZ is RoHS compliant.
