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BH7645KS2 fiches techniques PDF

ROHM Semiconductor - Silicon Monolithic Integrated Circuit

Numéro de référence BH7645KS2
Description Silicon Monolithic Integrated Circuit
Fabricant ROHM Semiconductor 
Logo ROHM Semiconductor 





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Structure
: Silicon Monolithic Integrated Circuit
Product name : Wide Bandwidth Audio-Video SW for TV
Type : BH7645KS2
Outer dimensions :
Fig.1 SQFP-T52
Block diagram : Fig.2
Features
: 1) Video inputs selector : 2-inputs component, 2-inputs Y/C, and 2-inputs composite
2) Component inputs : Correspond to D5 standard
3) Built-in LPF selector(6.75MHz/13.5MHz/30MHz/Through)
4) Built-in Video MUTE function
5) Audio inputs selector : 6-inputs (Lch, Rch)
6) Built-in Power-on MUTE function
7) I2C-BUS control
8) Optional Slave address modifications(90H/92H)
9) I2C-BUS is compatible with fast mode of Version2.0, but not compatible with Hs mode
10) Built-in detector 3ch(S_SW1/S_SW2/S_SW3)
11) Built-in output port 2ch(PORT1_OUT/PORT2_OUT)
Absolute Maximum Ratings (Ta=+25℃)
Parameter
Symbol
Ratings
Supply voltage1 (2pin, 29pin, 33pin, 39pin, 44pin)
Vcc1
7
Supply voltage2 (12pin)
Vcc2
8.8
Power dissipation
Pd 1300 *1
Input voltage range
VIDEO PART, LOGIC PART
AUDIO PART
Storage temperature range
VIN1
VIN2
Tstg
0 ~ Vcc1+0.2
0 ~ Vcc2+0.2
-55 ~ +125
*1 When mounting on a 70mm×70mm×1.6mm PCB board
Reduced by 13mW/℃ at Ta = +25℃ or higher
Operating Range
Parameter
Symbol
Range
Supply voltage1 (2pin, 29pin, 33pin, 39pin, 44pin)
Vcc1
+4.5 ~ +5.5
Supply voltage2 (12pin)
Vcc2
+7.5 ~ +8.5
Operating temperature range
Topr -40 ~ +85
* This product is not designed for protection against radioactive rays.
* Note the power supply sequence.
Unit
V
V
mW
V
V
Unit
V
V
REV. A

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