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參數資料
| 型號： | LC8901Q |
| 元件分類： | 消費家電 |
| 英文描述： | SPECIALTY CONSUMER CIRCUIT, PQFP44 |
| 封裝： | QIP-44 |
| 文件頁數： | 11/15頁 |
| 文件大小： | 176K |
| 代理商： | LC8901Q |
LC8901Q (QIP44M)
No. 4079-5/15
LC8901, 8901Q
Pin No.
Symbol
I/O
Pin function and circuit operation
1
DIN5
I
Data input pins without built-in amplifiers
2
DIN6
I
3
DOUT1
O
Input data through output
4
DOUT2
O
5
RC1
I
RC oscillator connection
6
RC2
O
7
LPF
I
High: LPF time constant switching mode, low: fixed mode. This pin is normally high.
8
STOP
I
High: VCO operation stopped, Low: normal operation
9
TEST1
I
Test pins (These pins are normally low.)
10
TEST2
I
11
DVDD
—
Digital system power supply
12
AVDD
—
Analog system power supply
13
R
I
VCO oscillator band adjustment
14
AGND
—
Analog system ground
15
VIN
I
VCO free-running oscillator setup
16
VCO
O
PLL low-pass filter
17
DGND
—
Digital system ground
18
CLK
I
Clock mode switching. High: 512fs, low: 384fs
19
XSYS
I
Crystal mode setting. High: crystal mode
20
XIN1
I
Crystal oscillator connection
21
XIN2
O
22
DVDD
—
Digital system ground
23
LOCK
O
High: PLL locked, low: unlocked
24
ERROR
O
Error mute signal output
25
FS256
O
256fs clock output
26
CLKOUT
O
VCO oscillator and crystal oscillator clock output
27
EMPHA
O
High: emphasis present, low: no emphasis
28
DGND
—
Digital system ground
29
BCLK
O
Bit clock output
30
DATAOUT
O
Audio data output
31
LRCK
O
Left/right clock output. High: left channel, low: right channel
32
SUB1
O
Sampling frequency output
33
SUB2
O
34
DO
O
Microprocessor interface output
35
DI
I
Microprocessor interface input
36
CE
I
Microprocessor interface chip enable input
37
CL
I
Microprocessor interface clock input
38
XMODE
I
Used to start system operation after power on.
39
DVDD
—
Digital system power supply
40
DIN1
I
41
DIN2
I
Data input pins with built-in amplifiers
42
DIN3
I
43
DIN4
I
44
DGND
—
Digital system ground
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