la6548nd Sanyo Semiconductor Corporation, la6548nd Datasheet - Page 4

• Manufacturer Part Number: la6548nd
• Description: For Cd Players And Recorders Four-channel Driver Ic
• Manufacturer: Sanyo Semiconductor Corporation

Pin Functions
Equivalent Circuits
Pin No.
Pin No.
13
12
18
19
28
27
3
4
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
1
2
3
4
5
6
7
8
9
V IN 1
VG1
V IN 2
VG2
V IN 3
VG3
V IN 4
VG4
Pin
REG_C
REG_B
RESET
V CC 1
MUTE
VREF
V CC 2
V O 1 +
V O 2 +
V O 3 +
V O 4 +
V O 1 -
V O 2 -
V O 3 -
V O 4 -
V IN 1
GND
GND
GND
V IN 2
V IN 3
GND
GND
GND
V IN 4
VG1
VG2
VG3
VG4
Pin
CD
Input pins.
Power supply (This pin is shorted to V CC 2 (pin 30)
Output on/off control
Channel 1 input
Channel 1 input (Gain setting)
Channel 1 output (+)
Channel 1 output (-)
GND pin
GND pin
GND pin
Channel 2 output (-)
Channel 2 output (+)
Channel 2 input (Gain setting)
Channel 2 input
Connect this pin to the external pnp transistor collector. (This is the 3.3V regulator output)
Connect this pin to the external pnp transistor base.
Reset output
Connection for the reset delay time setting capacitor
Channel 3 input
Channel 3 input (Gain setting)
Channel 3 output (+)
Channel 3 output (-)
GND pin
GND pin
GND pin
Channel 4 output (-)
Channel 4 output (+)
Channel 4 input (Gain setting)
Channel 4 input
Reference voltage input
Power supply (This pin is shorted to V CC 1 (pin 1)
Description
LA6548ND
Description
GND
VG*
Equivalent circuit
GND
V IN *
V CC
V CC
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