DAC0832 8-Bit Microprocessor-Compatible Digital-to-Analog Converter DIP-20 (DAC0832 DIP IC)
The DAC0832 is an advanced CMOS 8-bit digital-to-analog converter (DAC) specifically designed to interface directly with 8080, 8085, and other standard microprocessors. It features a unique double-buffered digital input architecture, consisting of an 8-bit input latch and an 8-bit DAC register. This setup allows a microprocessor to update the input latch with new data while the DAC continues to output the previous value, ensuring a simultaneous and glitch-free update of multiple DACs in a complex system.
This IC is primarily used in digital control systems, programmable gain amplifiers, and automatic test equipment. It is a highly popular component for Arduino electronics projects in India that require precise analog control via a parallel data bus, providing a reliable method for converting digital commands into stable analog current or voltage outputs.
Key Features
- Double-buffered digital inputs for synchronized data updates
- 8-bit resolution with no missing codes
- Direct interface to microprocessors and microcontrollers
- R-2R ladder network for high-accuracy conversion
- Low power consumption (typically 20mW)
- Logic-level compatible with TTL and CMOS devices
- Single supply operation (5V to 15V)
- End-point linearity guaranteed over the full temperature range
Specifications
- IC Type = 8-Bit D/A Converter
- Architecture = Multiplying R-2R Ladder
- Resolution = 8 Bits
- Settling Time = 1 microsecond
- Supply Voltage = 5V to 15V
- Package Type = DIP
- Number of Pins = 20
- Mounting Type = Through-Hole
- Operating Temperature = 0 to 70 degrees Celsius
Interfaces
- DI0-DI7 = 8-Bit Parallel Digital Data Inputs
- ILE = Input Latch Enable
- CS = Chip Select (Active Low)
- WR1 = Write 1 (Input Latch Control - Active Low)
- WR2 = Write 2 (DAC Register Control - Active Low)
- XFER = Transfer Control (Active Low)
- IOUT1, IOUT2 = Current Outputs
- RFB = Feedback Resistor Connection
- VREF = Reference Voltage Input
- VCC = Positive Supply Voltage
- GND = Ground (0V)
