MITSMI MM1024AF Datasheet

MITSUMI

S Video Amplifier MM1024

S Video Amplifier

Monolithic IC MM1024

Outline

This is a video amp IC that supports S and also has border and superimpose functions.
Amp gain is as follows : 6dB for Y signal amplification, 10dB for C signal amplification and 6dB for composite

signal amplification. A 75Ω driver is built in.

Features

1. Supports S-VHS

2. Built-in superimpose function (character and border levels)

3. Built-in Y-C mix circuit

4. Vertical/horizontal sync signal output pin

5. Amp gain : 6dB for Y signal, 10dB for C signal and 6dB for composite signal

6. Built-in clamp circuit (for Y signal only)

7. 75Ω driver built in

8. Frequency response Y : 7MHz
C : 5MHz

9. Power supply voltage 4.7V~5.3V

Package

SOP-16A (MM1024AF)

Applications

1. TV

2. VCR

3. VCR with camera

4. Other video equipment

MITSUMI

Block Diagram

S Video Amplifier MM1024

Pin Description

Pin no. Pin name Function

1 R
2 C
3 PB
4 V
5 PB
6 Chroma mute input Chroma mute signal input pin
7 C
8 GND

9 SUG Anti-sag pin
10 V
11 Y
12 SUG Anti-sag pin
13 Character input Character input pin for superimpose
14 Bordering input Bordering input pin
15 Y
16 V

Integrates sync signal and inputs to Schmidt circuit

IN Chroma signal input pin for other than playback

SYNC OUT Vertical sync signal output pin

IN Chroma signal input pin for playback

HROMA OUT Chroma signal output pin

IDEO OUT Composite video signal output pin

OUT Y (luminance) signal output pin

RO VIDEO IN Luminance or video signal input pin

CC

Absolute Maximum Ratings

Item Symbol Ratings Units

Storage temperature T

Operating temperature T

Power supply voltage V

Allowable loss P

(Ta=25°C)

STG

OPR

CC max. 7 V

d 350 mW

-

40~+125 °C

-

20~+75 °C