JVC MX-J30 Service Manual page 24

MX-J30/MX-J330/MX-J35R
MILC72136N(IC2):PLL Frequency sinsesizer
1. Layout
XT
FM/AM 21) GND
CE 20] LPFOUT
DI 19] LPFIN
CLOCK
DO 17} VCC
FM/STVVCO 16] FMIN
AM/FM 15] AMIN
LW 14| POLAR
MW 13] IFCONT
SDIN
2. Block
i
Phase
a =e
oth,
22
Ea
12bit
Programmable
DriverS
5 ee pial
Data Shift Register & Latch Ca
3. Function
X'tal oscillator connect (75kHz)
LOW:FM mode
When data output/input for 4pin(input) and
2 IFIN IF counter signal input
IFCONT Lo | IF signal output
POLAR SI High : POLAR mode
AMIN AM Local OSC signal output
FMIN Vt | FM Local OSC signal input
LPFIN Input for active lowpassfilter of PLL
LPFOUT Lo | Output for active lowpassfilter of PLL
GND ea Connected to GND
ae
X'tal oscillator(75KHz)
— /O
+ {20
os
s
=e
6pin(output): H
Input for receive the siris| data from
controller
Sync signal input use
Data output for Controller
Output port
ini "Low": MW mode
CLOCK
When power ON:Reset circuit move
PLL charge pump output(H: Local OSC
frequency Height than Reference frequency.
L:Low Agreement: Height impedance)
2| z
|e | AM
=
SDIN
Z/rc
=/dS ]o