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MM1227 Dataheets PDF



Part Number MM1227
Manufacturers Mitsumi Electronics
Logo Mitsumi Electronics
Description (MM1221 - MM1228) 2-Input 1-Output Video Switch
Datasheet MM1227 DatasheetMM1227 Datasheet (PDF)

MITSUMI 2-Input 1-Output Video Switch (W/75Ω driver)/3-Input 1-Output Video Switch (W/75Ω driver) MM1221~1228 2-Input 1-Output Video Switch (W/75Ω driver)/3-Input 1-Output Video Switch (W/75Ω driver) Monolithic IC MM1221~MM1228 Outline November 2, 2001 These ICs are high-end video switch ICs with 2-input 1-output or 3-input 1-output including a 75Ω driver. The series includes those with and without a built-in clamp circuit and a 6dB amp. The circuit configuration table and block diagram are.

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MITSUMI 2-Input 1-Output Video Switch (W/75Ω driver)/3-Input 1-Output Video Switch (W/75Ω driver) MM1221~1228 2-Input 1-Output Video Switch (W/75Ω driver)/3-Input 1-Output Video Switch (W/75Ω driver) Monolithic IC MM1221~MM1228 Outline November 2, 2001 These ICs are high-end video switch ICs with 2-input 1-output or 3-input 1-output including a 75Ω driver. The series includes those with and without a built-in clamp circuit and a 6dB amp. The circuit configuration table and block diagram are shown below. MM1228 is introduced as a representative model in this document. MM1221~MM1228 Series Circuit Configuration Table Model name MM1221 MM1222 MM1223 MM1224 MM1225 MM1226 MM1227 MM1228 # of Inputs 2 2 3 3 2 2 3 3 # of Outputs 1 1 1 1 1 1 1 1 6dB amp circuit No Yes No Yes No Yes No Yes www.DataSheet4U.com Clamp circuit No No No No Yes Yes Yes Yes Power supply voltage range 8~13V 8~13V 8~13V 8~13V 4.7~13V 4.7~13V 4.7~13V 4.7~13V MM1221~MM1228 Input/Output Voltage Measurement Values (typ.) Model name Power supply voltage Input voltage Output voltage Input voltage Output voltage Input voltage Output voltage Input voltage Output voltage Input voltage Output voltage Input voltage Output voltage Input voltage Output voltage Input voltage Output voltage 1.27 1.31 1.3 1.4 1.27 1.31 1.3 1.4 5V 9V 4.53 4.5 4.05 5.34 4.53 4.5 4.05 5.34 2.17 2.25 2.2 2.23 2.17 2.25 2.2 2.23 12V 6.05 6.1 5.4 7.12 6.05 6.1 5.4 7.12 2.86 2.96 2.9 2.88 2.86 2.96 2.9 2.88 Unit V V V V V V V V V V V V V V V V MM1221 MM1222 MM1223 MM1224 MM1225 MM1226 MM1227 MM1228 MITSUMI 2-Input 1-Output Video Switch (W/75Ω driver)/3-Input 1-Output Video Switch (W/75Ω driver) MM1221~1228 Block Diagram (MM1221~MM1228) Control input truth table SW L H OUT IN1 IN2 Control input truth table SW L H OUT IN1 IN2 Control input truth table SW1 L H L/H SW2 L L H OUT IN1 IN2 IN3 SW1 L H L/H Control input truth table SW2 L L H OUT IN1 IN2 IN3 MITSUMI 2-Input 1-Output Video Switch (W/75Ω driver)/3-Input 1-Output Video Switch (W/75Ω driver) MM1221~1228 Control input truth table SW L H OUT IN1 IN2 Control input truth table SW L H OUT IN1 IN2 Control input truth table SW1 L H L/H SW2 L L H OUT IN1 IN2 IN3 SW1 L H L/H Control input truth table SW2 L L H OUT IN1 IN2 IN3 MITSUMI 2-Input 1-Output Video Switch (W/75Ω driver)/3-Input 1-Output Video Switch (W/75Ω driver) MM1221~1228 Introduction of Main Model 3-Input 1-Output Video Switch (with 75Ω driver, clamp and 6dB amp) Monolithic IC MM1228 Outline November 2, 2001 This is a high performance 3-input 1-output video switch IC with 6dB amp, clamp and 75Ω driver circuits. 1VP-P video signals can be output externally with 75Ω output. Features 1. 2. 3. 4. 5. 6. 7. 8. 9. Built-in 75Ω driver circuit Built-in 6dB amp Built-in clamp circuit Models in the MM1221~MM1228 series without a clamp circuit can support audio or chroma circuits Mute operation possible Wide operating supply voltage range 4.7~13V Low current consumption Wideband frequency response 7MHz at 0dB Crosstalk -64dB (4.43MHz) Packages SOP-8C (MM1228XF) Applications 1. 2. 3. 4. TV VCR Video cameras Other video equipment Block Diagram Control input truth table SW1 L H L/H SW2 L L H OUT IN1 IN2 IN3 MITSUMI 2-Input 1-Output Video Switch (W/75Ω driver)/3-Input 1-Output Video Switch (W/75Ω driver) MM1221~1228 Pin Description Pin no. 1 3 5 Pin name IN1 IN2 IN3 Function Input Internal equivalent circuit diagram 2 4 SW1 SW2 Switch 7 OUT Output 6 8 VCC GND Power supply Ground MITSUMI 2-Input 1-Output Video Switch (W/75Ω driver)/3-Input 1-Output Video Switch (W/75Ω driver) MM1221~1228 Measuring Circuit Absolute Maximum Ratings Item Storage temperature Operating temperature Power supply voltage Allowable loss (Ta=25°C) Symbol TSTG TOPR VCC Pd Ratings -40~+125 -20~+75 15 300 Units °C °C V mW Electrical Characteristics Item (Except where noted otherwise, Ta=25°C, VCC=5.0V) Symbol VCC Id GV FC DG DP Voff CT VIH1 VIL1 VIH2 VIL2 Refer to Measuring Circuit Refer to Measuring Circuit Refer to Measuring Circuit Refer to Measuring Circuit Refer to Measuring Circuit Refer to Measuring Circuit Refer to Measuring Circuit Refer to Measuring Circuit Refer to Measuring Circuit Refer to Measuring Circuit Refer to Measuring Circuit 2.1 0.7 2.1 0.7 -64 +5.5 -1 Measurement conditions Min. Typ. Max. Units 4.7 8.4 +6.0 0 0 0 13.0 10.9 +6.5 +1 ±3 ±3 ±30 -54 V mA dB dB % deg mV dB V V V V Operating power supply voltage range Consumption current Voltage gain Frequency characteristic Differential gain Differential phase Output offset voltage Crosstalk SW1 input voltage H SW1 input voltage L SW2 input voltage H SW2 input voltage L MITSUMI 2-Input 1-Output Video Switch (W/75Ω driver)/3-Input 1-Output Video Switch (W/75Ω driver) MM1221~1228 Measuring Procedures Item Consumption current Symbol Id (VCC=5.0V, VC1=VCC, VC2=0V) Switch state S1 S2 S3 S4 2 2 2 2 1 2 2 2 1 2 2 2 1 2 2 2 1 2 2 2 2 2 2 1 1 1 2 2 2 2 2 2 2 1 2 2 2 1 2 2 2 1 2 2 2 1 2 2 2 2 2 2.


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