I2C Bus Control 5-Input 2-Output AV Switch
MITSUMI
I2C BUS Control 5-Input 2-Output AV Switch MM1495X
I2C BUS Control 5-Input 2-Output AV Switch
Monolithic IC M...
Description
MITSUMI
I2C BUS Control 5-Input 2-Output AV Switch MM1495X
I2C BUS Control 5-Input 2-Output AV Switch
Monolithic IC MM1495X
Outline
This IC is a 5-input, 2-output AV switch with I2C BUS control, developed for use in TV. This IC supports S2 and Cenelec standards.
Features
1. Serial control by I2C BUS. 2. 5 - inputs, 2 - outputs (2 of the 5 input lines can be used for either composite or Y) 3. Built-in sync separation circuit 4. Built-in Y/C mix circuit 5. Video and audio switches can be controlled independently. 6. 6dB amp built in to video and audio systems. 7. Output voltage gain can be varied by mounting an external resistor on the audio input pin. 8. Slave address can be changed: 90H or 92H 9. Built-in 3-value identification function
Package
SOP-44A (MM1495XF) SDIP-42A (MM1495XD)
Applications
1. TV 2. Other video equipment
MITSUMI
I2C BUS Control 5-Input 2-Output AV Switch MM1495X
Block Diagram
CLAMP
Sync separation
Sync out
VCC GND
6dB
VINV1 VINV2 VINTV Y/V INS1 Y/V INS2
-6dB
VOUT1
COMB 1 COMB 2
6dB
YOUT YIN1 YIN2
+ C INS1 C INS2
6dB
6dB
C OUT C IN1 C IN2
S/Comp judgment
S/Comp judgment
+
6dB
6dB
VOUT2 SCL SDA Address I/O1 (3-value) I/O2 (3-value) I/O3 (3-value) O4 O5 L OUT TV L OUT 1 L OUT 2 ROUT TV ROUT 1 ROUT 2
Mute
I2C BUS I2L Logic I/O
L INV1 L INV2 L INTV L INS1 L INS2
11.4k 11.4k 11.4k 11.4k 11.4k
16.6k 16.6k 16.6k 16.6k 16.6k
6dB 6dB 6dB
R INV1 R INV2 R INTV R INS1 R INS2
11.4k 11.4k 11.4k 11.4k 11.4k
6dB 6dB 6dB
BIAS
16.6k 16.6...
Similar Datasheet