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MM1108

No-adjustment Sync Separator

Mitsumi 

MITSUMI

No-adjustment Sync Separator MM1108

Pin Description

Pin no.

1

2

Pin name

VCC

SC

Internal equivalent circuit diagram

Function

Power supply voltage pin. Impresses 5V.

VCO integration pin

Free run frequency determined by external

capacitor between Pin 2 and GND, and

external resistor between Pin 3 and GND.

3

VCO

VCO input pin

Pin 4 output is input via external loop filter.

4

LPF

Phase comparator output pin.

5

GND

6

VIN

7

V.SYNC

8

H.SYNC

GND

Signal input pin

Inputs video signal.

V. SYNC output pin

Outputs vertical sync signal separated from

input video signal.

H. SYNC output pin

Outputs horizontal sync signal synchronized

to input video signal, except for vertical

feedback interval. For no signal, outputs

free run frequency horizontal sync signal.

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