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MM1109

No-adjustment Sync Separator Monolithic IC

Mitsumi 

MITSUMI

No-adjustment Sync Separator MM1109

Pin Description

Pin no.

1

2

Pin name

VCC

SC

Internal equivalent circuit diagram

Function

Power supply voltage pin. Impresses 5V.

VCC 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

C.SYNC

9

H.SYNC

GND

Signal input pin

Inputs video signal.

V. SYNC output pin

Outputs vertical sync signal separated from

input video signal.

C. SYNC output pin

Outputs composite 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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