Overview
The AD5405YCPZ is a CMOS, 12-bit, dual-channel, current output digital-to-analog converter (DAC) produced by Analog Devices Inc. This device operates from a 2.5 V to 5.5 V power supply, making it suitable for battery-powered and other low-voltage applications. The AD5405YCPZ is manufactured using a CMOS submicron process, which provides excellent 4-quadrant multiplication characteristics and large signal multiplying bandwidths of up to 10 MHz.
Key Specifications
| Parameter | Min | Typ | Max | Unit | Test Conditions/Comments |
|---|---|---|---|---|---|
| Resolution | - | - | 12 Bits | - | - |
| Relative Accuracy | - | - | ±1 LSB | - | - |
| Differential Nonlinearity | -1 | - | +2 LSB | - | Guaranteed monotonic |
| Gain Error | - | - | ±25 mV | - | - |
| Gain Error Temperature Coefficient | - | - | ±5 ppm/°C | - | - |
| Bipolar Zero-Code Error | - | - | ±25 mV | - | - |
| Output Leakage Current | - | - | ±1 nA | - | Data = 0x0000 |
| Digital-to-Analog Glitch Impulse | - | - | 3 nV-sec | - | 1 LSB change around major carry, VREF = 0 V |
| Multiplying Feedthrough Error | - | - | 70 dB @ 1 MHz, 48 dB @ 10 MHz | - | DAC latch loaded with all 0s, VREF = ±3.5 V |
| Output Capacitance | 12 | 17 | - | pF | DAC latches loaded with all 0s |
| Output Capacitance | 25 | 30 | - | pF | DAC latches loaded with all 1s |
| Output Noise Spectral Density | - | - | 25 nV/√Hz | - | At 1 kHz |
| Analog THD | - | - | 81 dB | - | VREF = 3.5 V p-p, all 1s loaded, f = 1 kHz |
| Digital THD | - | - | 61 dB @ 50 kHz, 66 dB @ 100 kHz | - | Clock = 10 MHz, VREF = 3.5 V |
| Power Supply Voltage | 2.5 V | - | 5.5 V | - | - |
| Temperature Range (Y version) | -40°C | - | +125°C | - | - |
Key Features
- Dual 12-bit, current output digital-to-analog converter (DAC)
- Operates from a 2.5 V to 5.5 V power supply, suitable for battery-powered applications
- High bandwidth with 4-quadrant resistors for bipolar operation and other configuration modes
- Integrated feedback resistor (RFB) for temperature tracking and full-scale voltage output when combined with an external I to V precision amplifier
- Parallel interface and data readback capability to read the contents of the DAC register via the DB pins
- Internal register and latches fill with 0s on power-up, and the DAC outputs are at zero scale
- 40-lead LFCSP package with a 6 mm × 6 mm footprint
Applications
The AD5405YCPZ is versatile and can be used in various applications, including:
- Battery-powered devices due to its low power supply requirements
- Industrial control systems requiring high precision and reliability
- Aerospace and defense applications where wide temperature range and high accuracy are critical
- Medical devices that require precise analog output signals
- Automotive systems where robustness and reliability are essential
Q & A
- What is the resolution of the AD5405YCPZ DAC?
The AD5405YCPZ has a resolution of 12 bits.
- What is the operating voltage range of the AD5405YCPZ?
The device operates from a 2.5 V to 5.5 V power supply.
- What is the temperature range for the Y version of the AD5405YCPZ?
The temperature range for the Y version is −40°C to +125°C.
- Does the AD5405YCPZ support bipolar operation?
Yes, it supports bipolar operation with 4-quadrant resistors.
- What type of interface does the AD5405YCPZ use?
The device uses a parallel interface.
- Can the contents of the DAC register be read back?
Yes, the AD5405YCPZ allows data readback via the DB pins.
- What is the package type and size of the AD5405YCPZ?
The device is packaged in a 40-lead LFCSP with a 6 mm × 6 mm footprint.
- What is the maximum multiplying bandwidth of the AD5405YCPZ?
The maximum multiplying bandwidth is up to 10 MHz.
- How does the integrated feedback resistor (RFB) function?
The integrated feedback resistor (RFB) provides temperature tracking and full-scale voltage output when combined with an external I to V precision amplifier.
- What are some typical applications of the AD5405YCPZ?
Typical applications include battery-powered devices, industrial control systems, aerospace and defense, medical devices, and automotive systems.
