5颗led指示管理ic utc a6966

5 dot led level meter
description
the utc a6966 is designed for 5 led level meter driver in 9 lead
sip package. it consists of one input amplifier and five comparators
for led level indication.
features
* low spurious noise operation.
* constant current output: iout=8ma (typ.)
* indication level steps: 5db, 5db, 3db, 3db
* wide operating supply voltage range: vcc = 4~ 12v
* variable input amplifier gain: gv = 0 ~ 20db