LA74303FN Просмотр технического описания (PDF) - SANYO -> Panasonic
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LA74303FN Datasheet PDF : 18 Pages
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LA74303FN
2Upon STANDBY cancellation & control (RECMODE)
Power Supply
(VCCA &
VCCSP)
STANDBY pin
(4PIN)
CS
CLOCK
=Don’t care
=CLOCK
DATA sending timing
T0
Optional
After 10ms
After 20ms
After 30ms
T1 T2 T3
T4
After 200ms
Before 10ms
T5 T6
T7
Recommended serial control settings
0
1
2
34
5
6
7
8
9 10 11 12 13 14 15
LPF CHRG MIC ALC LPF MODESW REC LINE LINE SPK EVR1 EVR2 EVR4 EVR8 EVR16
Timing
Communication content
DMY C SW P SW P SW P SW
* 0:11kHz 0:ON 0:ON 0:ON
* 1:4kHz 1:OFF 1:OFF 1:OFF
(1, *): REC
(0, 0):
PB Analog
(0, 1):
PB Digital
P SW P SW MUTE P SW DATA DATA DATA DATA DATA
0:ON 0:ON 0:ON 0:ON 0:OFF 0:OFF 0:OFF 0:OFF 0:OFF
1:OFF 1:OFF 1:OFF 1:OFF 1:ON 1:ON 1:ON 1:ON 1:ON
Standby cancellation
T1
(3.3 V applied to pin 4)
Dummy communication
T2
(only CS)
DATA unnecessary
Charging circuit & ALC: OFF,
T3
LPF: REC
0 0/1
1
01
1
0
0
1
0
1
0
0
0
0
0
T4 ALC: ON
0 0/1
1
00
1
0
0
1
0
1
0
0
0
0
0
T5 Return to the initial state
0
1
0
00
0
0
0
1
0
1
0
0
0
0
0
Standby control
T6
(0 V applied to pin 4)
DATA unnecessary
No.A1181-14/18
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