MITSMI MM1228XS, MM1226XF, MM1226XS, MM1227XF, MM1227XS Datasheet
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MITSUMI |
2-Input 1-Output Video Switch (75Ω driver)/3-Input 1-Output Video Switch (75Ω driver) MM1221~1228 |
2-Input 1-Output Video Switch (75Ω driver)/3-Input 1-Output Video Switch (75Ω driver)
Monolithic IC MM1221~MM1228
Outline
These ICs are high grade video switches with 2-input 1-output or 3-input 1-output and built-in 75Ω driver. The series includes those with and without built-in clamp and 6dB amp circuits.
Circuit configuration tables and block diagrams are as follows.
MM1228 is used as the representative model in this description.
MM1221~MM1228 Series Circuit Configuration Table
Model name |
# of Inputs |
# of Outputs |
6dB amp circuit |
Clamp circuit |
Power supply voltage range |
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MM1221 |
2 |
1 |
No |
No |
8~13V |
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MM1222 |
2 |
1 |
Yes |
No |
8~13V |
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MM1223 |
3 |
1 |
No |
No |
8~13V |
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MM1224 |
3 |
1 |
Yes |
No |
8~13V |
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MM1225 |
2 |
1 |
No |
Yes |
4.7~13V |
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MM1226 |
2 |
1 |
Yes |
Yes |
4.7~13V |
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MM1227 |
3 |
1 |
No |
Yes |
4.7~13V |
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MM1228 |
3 |
1 |
Yes |
Yes |
4.7~13V |
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MM1221~MM1228 Input/Output Voltage Measurement Values (typ.)
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Model name |
Power supply |
5V |
9V |
12V |
Unit |
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voltage |
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MM1221 |
Input voltage |
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4.53 |
6.05 |
V |
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Output voltage |
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4.5 |
6.1 |
V |
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MM1222 |
Input voltage |
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4.05 |
5.4 |
V |
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Output voltage |
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5.34 |
7.12 |
V |
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MM1223 |
Input voltage |
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4.53 |
6.05 |
V |
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Output voltage |
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4.5 |
6.1 |
V |
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MM1224 |
Input voltage |
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4.05 |
5.4 |
V |
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Output voltage |
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5.34 |
7.12 |
V |
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MM1225 |
Input voltage |
1.27 |
2.17 |
2.86 |
V |
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Output voltage |
1.31 |
2.25 |
2.96 |
V |
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MM1226 |
Input voltage |
1.3 |
2.2 |
2.9 |
V |
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Output voltage |
1.4 |
2.23 |
2.88 |
V |
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MM1227 |
Input voltage |
1.27 |
2.17 |
2.86 |
V |
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Output voltage |
1.31 |
2.25 |
2.96 |
V |
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MM1228 |
Input voltage |
1.3 |
2.2 |
2.9 |
V |
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Output voltage |
1.4 |
2.23 |
2.88 |
V |
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MITSUMI |
2-Input 1-Output Video Switch (75Ω driver)/3-Input 1-Output Video Switch (75Ω driver) MM1221~1228 |
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Block Diagram (MM1221~MM1228)
Control input truth table
SW |
OUT |
L |
IN1 |
H |
IN2 |
Control input truth table
SW |
OUT |
L |
IN1 |
H |
IN2 |
Control input truth table
SW1 |
SW2 |
OUT |
L |
L |
IN1 |
H |
L |
IN2 |
L/H |
H |
IN3 |
Control input truth table
SW1 |
SW2 |
OUT |
L |
L |
IN1 |
H |
L |
IN2 |
L/H |
H |
IN3 |
MITSUMI |
2-Input 1-Output Video Switch (75Ω driver)/3-Input 1-Output Video Switch (75Ω driver) MM1221~1228 |
|
|
Control input truth table
SW |
OUT |
L |
IN1 |
H |
IN2 |
Control input truth table
SW1 |
SW2 |
OUT |
L |
L |
IN1 |
H |
L |
IN2 |
L/H |
H |
IN3 |
Control input truth table
SW |
OUT |
L |
IN1 |
H |
IN2 |
Control input truth table
SW1 |
SW2 |
OUT |
L |
L |
IN1 |
H |
L |
IN2 |
L/H |
H |
IN3 |
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