M61545AFP

Preliminary M61545AFP Serial Data Control Dual Electronic Volume REJ03F0162-0200 Rev.2.0 Dec 21, 2005 Description The M61545AFP is a dual channel electronic volume controlled with 2-wire serial data. The built-in reference and power regulator circuitries allow operation of an electronic volume with less external parts. M61545AFP is able to cater for large supply voltage range of 4.5 to 15.0V. www.DataSheet4U.com Features Electronic volume 0 to –95dB/ 1-dB step, –∞dB 2-ch independent controllable electronic volume Low distortion THD = 0.002% typ. Vno = 5.0μVrms typ. (ATT = –∞, JIS-A network) Supply voltage range Single power supply: Vcc = 4.5 to 15V (regulated) Supply to both digital & analog circuitries Serial data interface 2-wire type Package 8 pin SOP/ 8 pin DIP Process 0.5μ BIC-DMOS Reference circuit Built-in Recommended Operating Condition Supply voltage range: Vcc = 4.5 to 15.0V Pin Configuration M61545AFP VIN1 1 8 VIN2 7 VOUT2 6 VCC 5 CLOCK VOUT1 2 GND DATA Outline 8P2S-A(FP) 3 4 Rev.2.0 Dec 21, 2005 page 1 of 11 M61545AFP Preliminary IC Internal Block Diagram VIN2 8 VOUT2 7 VCC 6 CLOCK 5 Vol R2 + Vol AMP2 + Vol AMP1 www.DataSheet4U.com Vregulated Logic Control Vol R1 + REF AMP 1 VIN1 2 VOUT1 3 GND 4 DATA Pin Description Pin 1 2 3 4 5 6 7 8 Symbol VIN1 VOUT1 GND DATA CLOCK VCC VOUT2 VIN2 1-ch input pin 1-ch output pin Ground pin Control data input pin. Inputs data in synchronization with clock Clock input pin for transferri...