6-Channel Electronic Volume
M61538FP
6-Channel Electronic Volume
REJ03F0103-0100Z Rev.1.0 Mar.23.2004
Description
The M61538FP is 6ch electronic vo...
Description
M61538FP
6-Channel Electronic Volume
REJ03F0103-0100Z Rev.1.0 Mar.23.2004
Description
The M61538FP is 6ch electronic volume. This IC is controlled by 2-wire serial bus and is suitable for Home Audio System.
Features
Electronic Volume 0 to –95dB, –∞/1dBstep 6-Channel independent Electronic Volume MUC I/F Controlled by serial data from microcomputer Low Noise 0.85µVrms: typ. [Volume = 0dB, Rg = 0Ω, IHF-A] Low Distortion 0.0012%: typ. [Vi:0.3Vrms, f:1kHz, BW:400Hz to 30kHz] Power Supply ±Power supplies or Single power supply
Applications
Receiver, AV Amp, Mini Stereo etc.
Recommended Operating Condition
Supply Voltage Range ±Power supplies VCC: +4.5 to +7.5V [Typ: 7V], VEE: –4.5 to –7.5V[Typ: –7V], DVDD: +2.7 to + 5.5V [Typ:5V] Single power supply VCC: +9 to +12V[Typ: 10V], DVDD: 4.5 to +5.5V[Typ: 5V]
System Block Diagram
(±Power supplies used)
LIN RIN CIN SWIN SLIN SRIN
LOUT ROUT COUT SWOUT SLOUT SROUT
Logic CLOCK DATA DGND DVDD VCC AGND VEE
Rev.1.0, Mar.23.2004, page 1 of 11
M61538FP
Block Diagram and Pin Configuration
LIN 13 AGND 14 RIN 15 AGND 16 CIN 17 VCC 18
MCU I/F
Vol
25K Vol
12 AGND 11 LOUT 10 ROUT 9 COUT 8 DGND 7 CLOCK
Logic
25K Vol
25K
VEE 19 SWIN 20 AGND 21 SLIN 22 AGND 23 SRIN 24
6 DATA 5 DVDD 4 SWOUT 3 SLOUT 2 SROUT 1 AGND
25K Vol
25K Vol
25K Vol
(Top View)
Pin Description
(±Power supplies used)
PIN No. 1, 23 2 3 4 5 6, 7 8 9 10 11 12, 14 13 15 16, 21 17 18 19 20 22 24 Name AGND SROUT SLOUT SWOUT DVDD DATA, CLOCK DGND COUT RO...
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