40
KEH-M8227ZT
7.2 PARTS
7.2.1 IC
-
Pin Functions (PD5746A)
Pin No.
Pin Name
I/O
Function and Operation
1
PCK
O
PLL clock output
2,3
NC
Not used
4
PCE2
O
PLL chip enable output
5
FMSD
I
TUNER:SD input
6
CNVSS
Connect to GND
7,8
NC
Not used
9
RESET
I
Reset input
10
OSC1
O
Crystal oscillating element connection pin
11
VSS3
GND
12
OSC2
I
Crystal oscillating element connection pin
13
VCC1
Power Supply
14
NC
Not used
15
CSEJ
I
Cssette eject sense input
16
BSENS
I
Back up sense input
17
ASENS
I
ACC power sense input
18
RX2
I
BUS data input 2
19
IPPW
O
BUS power supply control output
20
ST
I
TUNER:FM stereo input
21
BEEP
O
Beep tone output
22
RX
I
BUS data input
23
TX
O
BUS data output
24
LDO
O
LCD driver data output
25
LDI
I
LCD driver data input
26
LCK
O
Clock output for LCD driver
27
LCE
O
Chip enable output pin for LCD driver
28
ROMDATA
O
ROM collection data output
29
ROMCS
Not used
30
ROMCLK
Not used
31
ENC1M
I
Connect to encoder switch (VOLUME)
32
ENC1P
O
Connect to encoder switch (VOLUME)
33
ILMPW
O
Illumination power supply control output
34
POWER
O
Connect to encoder switch (POWER SW)
35
MODE
O
Connect to encoder switch (MODE SW)
36
ENC1M
I
Connect to encoder switch (MODE SELECTOR)
37
ENC1P
O
Connect to encoder switch (MODE SELECTOR)
LCD power supply control output
Not used
Cassette: MS sense input
Cassette: Dolby N/R select output
Cassette: MS gain select output
Cassette: Metal tape sense input
Cassette: Noise reduction sense output
Cassette: Loading switch input
Cassette: Position sense input
Not used
Cassette: Normal sense input
Cassette: Sub motor control output 1
51
CS2
O
Cassette: Sub motor control output 2
52
CM
O
Cassette: Capstan motor control output
53
STBY
O
Cassette: Drive IC control output
54-56
NC
Not used
57
EVSTB
O
E-VOL driver strobe output
58
EVDATA
O
E-VOL driver data output
59
EVCLK
O
E-VOL driver data clock output
60
TEST
I
Test terminal
61
NC
Not used
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