器件名称: U2429
功能描述: SERIAL DATA CONTROL DUAL ELECTRONIC VOLUME
文件大小: 102.75KB 共5页
简 介:UTC U2429
SERIAL DATA CONTROL DUAL ELECTRONIC VOLUME
DESCRIPTION
The UTC U2429 is a dual channel electronic volume controlled with 2-wire serial data. The built-in reference circuit can compose of an electronic volume with less external parts.
CMOS IC
SOP-8
FEATURES
* Built-in reference circuit * Control with serial data Volume 0 ~ -83dB (1dB/step), -∞ (Independent control is allowed in each channel) * Low noise and low distortion VNO = 5Vrms (ATT = -∞) THD = 0.01% Typ. (V0 = 0.5Vrms)
DIP-8
PIN CONFIGURATION
VIN1 VOUT1 GND DATA 1 2 3 4 8 7 6 5 VIN2 VOUT2 VCC CLOCK
PIN DESCRIPTION
PIN No.
1 2 3 4 5 6 7 8
PIN NAME VIN 1 VOUT1 GND DATA CLOCK VCC VOUT2 VIN2
FUNCTION 1-ch input pin 1-ch output pin Ground pin Control data input pin. Inputs data in synchronization with clock. Clock input pin for transferring serial data. Power supply pin. Stabilize the pin with decoupling capacitor. 2-ch output pin 1-ch input pin
UTC
UNISONIC TECHNOLOGIES CO., LTD.
1
QW-R502-031,A
UTC U2429
BLOCK DIAGRAM
VIN2 8 VOUT2 7 VCC 6
CMOS IC
CLOCK 5
VR 2
+ VOL AMP 2 + VOL AMP 1 REF AMP Vref -
LOGIC CONTROL
VR 1
+
1 VIN1
2 VOUT1
3 GND
4 DATA
ABSOLUTE MAXIMUM RATINGS
PARAMETER Supply Voltage Power Dissipation DIP-8 SOP-8 Operating Temperature Storage Temperature SYMBOL VCC, VDD PD Topr Tstg RATINGS
6.0
UNIT
V mW ℃ ℃
625 440 -20 ~ +75 -55 ~ +125
RECOMMENDED OPERATING CONDITIONS
PARAMETER Supply voltage range Rated supply voltage SYMBOL Vcc Vcc
RATINGS
4.5 ~ 5.5 5
UNIT V V
ELECTRIC……