SPT9210SCS Ver la hoja de datos (PDF) - Signal Processing Technologies

Número de pieza

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SPT9210SCS

ANALOG VIDEO PROCESSOR

Signal Processing Technologies 

TERMINAL EXPLANATIONS - CONTINUED

VCCVCC VCC

Inner

Voltage

Reference

(2.0 V)

Pin Name

10 Ground

Voltage

0.0 V

Pin Name

11 VRH Adjust

12 VRL Sense

13 VRL Force

Voltage

3.6 V

3.6 V

3.6 V

VCC These terminals are the

Buffer

reference voltage sources for

Amp

the ADC on the high side.

+

-

They are the output, sense

and adjustment terminals.

11 12 13

Clamp

VCC VCC

Pin Name Voltage

14 Output Y 2.5 V

AGC

+

-

6 kΩ

3 kΩ

This terminal is the luminance

14 signal output.

4.8 mA

VCC CLK Signal

Pin Name Voltage

15 C-Clamp Y 0.6 V

10 kΩ

Clamp

Voltage

15

VCC

+

-

2 kΩ

This terminal connects the

capacitor that determines the

time constant of the luminance

clamp circuit.

From

AGC

2 kΩ

To Final

Amp

VCC DLY Signal Clamp

10 kΩ

AGC

Voltage

To Final

Amp

16

VCC VCC

+

-

Pin Name

16 C-AGC

Voltage

0.6 V

This terminal connects the

capacitor that determines the

time constant of the AGC

circuit.

3.6 kΩ

To AGC

VCC VCC VCC VCC

Pin Name Voltage

17 Filter Adjust 0.7 V

V_BG =

1.2 V

To Filter

Control

This terminal is the fc

adjustment of the internal

low pass filter.

7 kΩ

17

VCC VCC VCC

Inner Voltage

Reference

18

(2.0 V)

Pin Name Voltage

18 VRef Clamp 2.0 V

This terminal is the bypass

capacitor connection for the

internal reference voltage

circuit.

VCC VCC VCC VCC VCC Pin

Name

Voltage

19 Input Y/C 2.0 V

This terminal is the input of

the composite signal. The

clamp circuit fixes the sync/

bottom voltage to 2.0 V.

19

V_Clamp =

2.0 V

Pin Name

20

VCC

Voltage

5.0 V

This terminal is the power

supply.

SPT

7

SPT9210

11/7/97

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