Terminal Layout; Block Diagram; Pin Function - JVC RC-EX30B Service Manual

TC9257F(IC102):PLL for DTS

1.Terminal layout

1.Terminal layout
1
20
2
19
3
18
4
17
5
16
6
15
7
14
8
13
12
9
10
11

3.Pin function

3.Pin function
Pin No. Symbol
1 XT
2 XT
3 PERIOD
4 CLOCK
5 DATA
6 OT-1
7 OT-2
8 OT-3
9 OT-4
10 I/O-5/CLK
11 I/O-6
12 V
DD
13 AM
IN
14 FM
IN
15 GND
16 I/O-9/IF
IN2
17 I/O-8/IF
IN1
I/O-7/SC
18
IN
19 DO1
20 DO2
AMP
FM 1/2
IN
FM
H HF
AM
IN
XT
OSC
CIRCUIT
XT
XT
DATA
CLOCK
PERIOD
I/O
- Crystal oscillator pins
- Crystal oscillator pins
I Period signal input
I Clock signal input
I/O Serial data input/output
O General-purpose output ports
O General-purpose output ports
O General-purpose output ports
O General-purpose output ports
I/O General-purpose I/O ports
I/O General-purpose I/O ports
- Power supply pins
I Programmable counter input
I Programmable counter input
- Power supply pins
I/O General-purpose I/O Ports/
I/O General-purpose counter frequency measurement input
General-purpose I/O ports/
I/O
General-purpose counter cycle measurement input
O Phase comparator output
O Phase comparator output

2.Block diagram

2.Block diagram
PSC
2 MODULUS 4 bit SWALLOW
PRESCALER COUNTER
12bit PROGRAMMABLE COUNTER
LF
FM MODE
4 12
REFERENCE COUNTER MAX.
15
OSC
1ms
24bit REGISTER
24 bit SHIFT REGISTER
8
TEST
5
24 22
ADDRESS
DECODER
10
24 BIT REGISTER
4
4
20bit BINARY COUNTER
OUTPUT PORT
UNIVERSAL COUNTER
CONTROL
OT-4
XT
OT-1
OT-3
OT-2 OT-4
Function
RC-EX30
V
DD GND
POWER ON
RESET
RESET
TRI-STATE
BUFFER
TRI-STATE
BUFFER
4
OT4
UNLOCK
5
AMP
GATE
AMP
1ms
DO1
DO2
(DO2/OT-4)
I/O-5/CLK
I/O-6
I/O-9/IF
IN2
I/O-8/IF
IN1
I/O-5/IF
( IN1)
I/O-7/SC
IN
5