BA7357 查看數據表（PDF） - ROHM Semiconductor

零件编号

产品描述 (功能)

比赛名单

BA7357

VIF / SIF signal processor

ROHM Semiconductor 

Video ICs

BA7357S

Pin No. Pin name IN / OUT Standard voltage

Equivalent circuit

VCC

16 PLLCOILA

—

17 PLLCOILB

3.6V

1k 1k

200

16

17

Function

For connection of IF detector

VCO oscillator coil.

18

Vreg

—

6.6V

GND

18

VIF

SIF

IF circuit power supply.

Pin 18 has a built-in shunt

regulator.

GND2

19 AFTCOIL —

20 PLLFLT —

3.0V

For connection of AFT coil.

VCC2

To apply AFT defeat, connect to

17k

GND via a 1kΩ (approx.) resistor.

17k 11k 1.5k

19

1.5k

3. 9k

3.9k

GND2

VCC2

Terminal for time constant circuit

500

for the PLL filter.

3.4V

20

3.3V

40k

30k

148k

500

GND2

7

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