MUSES72323V-TE1 Nisshinbo

MUSES72323 18VOPERATIONHIGHQUALITYAUDIOVOLUME FEATURES GENERAL DESCRIPTION Operating Voltage Analog 10 to 18V The MUSES72323 is a 18V operation high quality Digital +3.0 to +5.5V audio volume. It provides low output noise and low 3-Wired Serial Control distortion characteristics, 0.25dB step volume. In Selectable Chip Address addition, employing external op-amps as output signal Available for using four chips on same serial bus line buffers, it offers designers variety of circuit design. Low Output Noise All of functions are controlled via three-wired serial * It conforms to the characteristics of an external operational amplifier. bus. Selectable chip address is available for using two Low Distortion chips on same serial bus line. * It conforms to the characteristics of an external operational amplifier. The MUSES72323 is suitable for High-end audio Volume 0 to -111.75dB /0.25dB step equipment and professional audio equipment. +21 to 0dB /3dB step, Mute Soft-Step Circuit Zero Cross Detection Circuit Package Outline SSOP32 APPLICATION 18V OPERATION AUDIO VOLUME VARIATION Hi-Fi Audio Application OPERATING VOLTAGE PRODUCT NAME Professional Audio Application 8.5 to 18V MUSES72320 10 to 18V NJU72322 BLOCK DIAGRAM + + Soft-Step + V Zero Cross Detection D IN Control Logic D REF - V DATA LATCH ADR0 CLOCK CLK IN ADR1 Ver.3.1 - 1 - www.njr.com MUSES72323 PIN CONFIGURATION 32 17 1 16 No. Symbol Function No. Symbol Function 1 NC No connection 17 CLK IN External clock signal input for soft-step Lch switching noise rejection capacitor 2 L CAP 18 DATA Control data signal input connection terminal Lch output Clock signal input 3 OUTL 19 CLOCK 4 L- Lch Op-amp inverting input connection terminal 20 LATCH Latch signal input 5 L REF Lch reference voltage 21 D V+ Power supply (+) digital block (+10V to +18V) Lch Op-amp Rch input 6 L+ 22 INR non-inverting input connection terminal 7 L REF Lch reference voltage 23 AR V+ Power supply (+) Rch (+10V to +18V) 8 L REF Lch reference voltage 24 AL V+ Power supply (+) Lch (+10V to +18V) Rch reference voltage Power supply (-) Rch (-10V to -18V) 9 R REF 25 AR V- 10 R REF Rch reference voltage 26 AL V- Power supply (-) Lch (-10V to -18V) Rch Op-amp 11 R+ 27 INL Lch Input non-inverting input connection terminal Rch reference voltage Power supply (-) digital block (-10V to -18V) 12 R REF 28 D V- Rch Op-amp Digital block noise rejection capacitor 13 R- 29 D CAP inverting input connection terminal connection terminal 14 OUTR Rch output 30 ADR0 Chip address setting terminal 0 Rch switching noise rejection capacitor Chip address setting terminal 1 15 R CAP 31 ADR1 connection terminal 16 D IN Digital block power supply (+3.0V to +5.5V) 32 D REF Digital block reference voltage PRODUCT NAME INFORMATION MUSES72323 V (TE1) Part Number Package Taping Form ORDERING INFORMATION PACKAGE HALOGEN- TERMINAL WEIGHT PART NUMBER RoHS MARKING MOQ(pcs) OUTLINE FREE FINISH (mg) MUSES72323V (TE1) SSOP32 yes yes Sn-2Bi MUSES72323 185 100 Ver.3.1 - 2 - www.njr.com