Texas Instruments DAC0832
The DAC0830 is an advanced CMOS/Si-Cr 8-bit multiplying DAC designed to interface directly with the 8080, 8048, 8085, Z80®, and other popular microprocessors. The circuit uses CMOS current switches and control logic to achieve low power consumption and low output leakage current errors.FEATURES
1●234 Double-Buffered, Single-Buffered or FlowThrough Digital Data Inputs
● Easy Interchange and Pin-Compatible with 12bit DAC1230 Series
● Direct Interface to All Popular Microprocessors
● Linearity Specified with Zero and Full Scale Adjust Only—NOT BEST STRAIGHT LINE FIT.
● Works with ±10V Reference-Full 4-Quadrant Multiplication
● Can Be Used in the Voltage Switching Mode
● Logic Inputs Which Meet TTL Voltage Level Specs (1.4V Logic Threshold)
● Operates “STAND ALONE” (without μP) if Desired
● Available in 20-Pin SOIC or PLCC Package KEY SPECIFICATIONS
● Current Settling Time: 1 μs
● Resolution: 8 bits
● Linearity: 8, 9, or 10 bits (Ensured Over Temp.)
● Gain Tempco: 0.0002% FS/°C
● Low Power Dissipation: 20 mW
● Single Power Supply: 5 to 15 VDC
DESCRIPTION
A deposited silicon-chromium R-2R resistor ladder network divides the reference current and provides the circuit with excellent temperature tracking characteristics (0.05% of Full Scale Range maximum linearity error over temperature).