NJU72750A Datasheet | New Japan Radio

DESCRIPTION The NJU72750A is a 7-input / 3-output dual analog switch. Functions are controlled via two-wired serial bus. A-channel switches and B-channel switches are controlled independently. The NJU72750A is well-suited for multi-channel audio systems such as AV amplifiers, DVD receivers and others. - PACKAGE OUTLINE NJU72750AV - FEATURES - Operating Voltage - 2-wired Serial BUS Control - Selectable 2-Chip Address - ON Resistance - Low Distortion - CMOS Technology - Package Outline Dual power supply: ±4.5 to ±7.5V Single power supply: +9.0 to +15.0V Available for using four chips on same serial bus line 15Ω typ. 0.0004% typ. (VIN=1Vrms) SSOP32 - BLOCK DIAGRAM In A1 In A2 In A3 In A4 In A5 In A6 In A7 In B1 In B2 In B3 In B4 In B5 In B6 In B7 Out A1 Out A2 Out A3 Out B1 Out B2 Out B3 Ver.0.5E -1- - PIN CONFIGURATION No. Symbol 1 V+ 2 In A1 3 In B1 4 In A2 5 In B2 6 In A3 7 In B3 8 In A4 9 In B4 10 In A5 11 In B5 12 In A6 13 In B6 14 In A7 15 In B7 16 REF Function Power supply (+) Ach Input terminal 1 Bch Input terminal 1 Ach Input terminal 2 Bch Input terminal 2 Ach Input terminal 3 Bch Input terminal 3 Ach Input terminal 4 Bch Input terminal 4 Ach Input terminal 5 Bch Input terminal 5 Ach Input terminal 6 Bch Input terminal 6 Ach Input terminal 7 Bch Input terminal 7 Digital block reference voltage terminal Symbol 17 DATA 18 CLOCK 19 NC 20 NC 21 Out B3 22 Out A3 23 REF_B 24 Out B2 25 Out A2 26 REF_A 27 Out B1 28 Out A1 29 NC 30 ADR0 31 ADR1 32 V- Function Control data signal Input terminal Clock signal Input terminal No connect No connect Bch Output terminal 3 Ach Output terminal 3 Bch Reference Voltage terminal Bch Output terminal 2 Ach Output terminal 2 Ach Reference Voltage terminal Bch Output terminal 1 Ach Output terminal 1 No connect Chip address setting terminal 0 Chip address setting terminal 1 Power supply...