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Renesas Electronics Components Datasheet

M61545AFP Datasheet

Serial Data Control Dual Electronic Volume

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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.
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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
Outline 8P2S-A(FP)
VIN1 1
VOUT1 2
GND 3
DATA 4
8 VIN2
7 VOUT2
6 VCC
5 CLOCK
Rev.2.0 Dec 21, 2005 page 1 of 11


Renesas Electronics Components Datasheet

M61545AFP Datasheet

Serial Data Control Dual Electronic Volume

No Preview Available !

M61545AFP
IC Internal Block Diagram
VIN2
8
VOUT2
7
VCC
6
CLOCK
5
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Vol R2
Vol R1
+
-
Vol AMP2
Vol AMP1
-
+
+
- Vregulated
REF AMP
Logic
Control
Preliminary
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
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
2-ch input pin
Absolute Maximum Ratings
Parameter
Symbol
Ratings
Units
Supply voltage
Power dissipation
Vcc, Vdd
Pd
16.0
385 *1
V
mW
Operating temperature
Topr
–40 to +85
°C
Storage temperature
Tstg
–55 to +125
°C
Note: *1. These are the allowable values up to Ta = 31°C mounting on 30% wiring density glass epoxy board.
Derate by 7.14mW/°C above that temperature.
Rev.2.0 Dec 21, 2005 page 2 of 11


Part Number M61545AFP
Description Serial Data Control Dual Electronic Volume
Maker Renesas Technology
Total Page 12 Pages
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