PRELIMINARY

Ver.1

NJM2573

-1 -

LOW VOLTAGE 3ch VIDEO AMPLIFIER WITH LPF

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s GENERAL DESCRIPTION

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s PACKAGE OUTLINE

The NJM2573 is a Low Voltage 3ch Video Amplifier with LPF.

Internal 75

Ω driver is easy to connect TV monitor directly.

The NJM2573 corresponds to a clamp and bias inputs, and

selection of a clamp/ bias is possible for one circuit, and it

corresponds to various video signals.

The NJM2573 features low power and small package, and

is suitable for low power design on downsizing of DVC.

sFEATURES

q Operating Voltage

2.8 to 5.5V

q Input type

Vin1: CLAMP

Vin2: CLAMP/ BIAS

Vin3: BIAS

q Internal 75

Ω Driver Circuit (2-system drive)

q Internal LPF

q Internal Power Saving Circuit

q Bipolar Technology

q Package Outline

PCSP16

sBLOCK DIAGRAM

NJM2573SE4

Vin1

CLAMP

6dB

75ΩDriv er

Power Sav e

GND

Vout1

Vsag

1

Vcc

Vin2

CLAMP

6dB

75ΩDriv er

Vout2

Vsag

2

Vin3

BIAS

6dB

75ΩDriv er

Vout3

LPF

LPF

LPF

CLAMP/BIAS

SW

BIAS

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

1. Vin1

2. Power Save

3. Vin2

4. NC

5. GND1

6. Vin3

7. CLAMP/BIAS SW

8. Vout3

9. GND2

10. Vout2

11. Vsag2

12. V

13. Vout1

14. Vsag1

15. NC

16. V