LC75347E 查看數據表（PDF） - SANYO -> Panasonic
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LC75347E Datasheet PDF : 17 Pages
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Pin Functions
Pin No.
7
24
20
18
22
16
Pin
FLIN
FRIN
RL
RR
C
SBW
9
FLOUT
10
FROUT
11
COUT
12
RLOUT
13
RROUT
14
SBWOUT
LC75347E
Function
• Volume control inputs
• Volume control outputs
28
FL
• Selector volume inputs
26
FR
6
SELL
• Selector volume outputs
25
SELR
• Zero cross circuit timer
36
TIM
If a zero cross is not detected during the period from the
completion of the data transfer to the point the timer
overflows, the control data is enabled forcibly.
Notes
VDD
VDD
FLOUT
FROUT
RLOUT
RROUT
COUT
SBWOUT
From TONE
VDD
FL
RL
VREF
SELL
SELR
VDD
VDD
• 0.5 × VDD voltage generator used for analog ground
23
VREF
A capacitor of several ten µF must be connected between
VREF and VSS to minimize power supply ripple.
VDD
VREF
41
VSS
• Ground
37
VDD
• Power supply
• Chip enable
40
CE
Data is written to the internal latch when this pin goes from
high to low. The analog switches operate at that time. Data
transfer is enabled when CE is high.
VDD
39
DI
• Serial data and clock inputs for the control data.
38
CL
Continued on next page.
No. 7378 -9/17
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