Datasheet Summary
a
Features
Dynamic Range 85.5 dB Resolution 1.5 dB Full ؎25 V Input Range Multiplying DAC Full Military Temperature Range
- 55؇ C to +125؇ C Low Distortion Low Power Consumption Latch Proof Operation (Schottky Diodes Not Required) Single 5 V to 15 V Supply APPLICATIONS Digitally Controlled AGC Systems Audio Attenuators Wide Dynamic Range A/D Converters Sonar Systems Function Generators
LOGDAC CMOS Logarithmic D/A Converter AD7118-
FUNCTIONAL DIAGRAM
PIN CONFIGURATION
GENERAL DESCRIPTION
The LOGDAC® AD7118 is a CMOS multiplying D/A converter which attenuates an analog input signal over the range 0 to
- 85.5 dB in 1.5 dB steps. The analog output is determined by a six-bit attenuation code...