Pioneer PDP-5000EX Service Manual page 177

5
CY25561SXC (FHD DIGITAL ASSY: IC3401)
• SSCG IC
Pin Arrangement (Top view)
XIN/CLK 1
VDD 2
VSS 3
SSCLK 4
Block Diagram
1
XIN/CLK
XOUT
8
VDD
2
3
VSS
Pin Function
No. Pin Name I/O
1 XIN/CLK I Oscillator input/clock input
−
2 VDD Power supply
−
3 VSS Ground
4 SSCLK O SSCG clock output
5 SSCC I SSCG function ON/OFF input L: Disable, H: Enable
6 S1 I Modulation frequency and band width select
7 S0 I Modulation frequency and band width select
8 XOUT O Oscillator output
5
6
8 XOUT
7 S0
6 S1
5 SSCC
200k
Reference
Divider
Modulation
Control
Input
Decoder
VDD VDD
Logic
20k 20k
20k 20k
VSS VSS
5 6 7
SSCC S1 S0
Pin Function
PDP-5000EX
6
7
Loop
PD CP
Filter
Frequency
VCO
Divider
Divider
& 4 SSCLK
MUX
7
8
A
B
C
D
E
F
177
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