SPT1019AIN Просмотр технического описания (PDF) - Signal Processing Technologies

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SPT1019AIN

8-BIT, HIGH SPEED D/A CONVERTER

Signal Processing Technologies 

Figure 6 - Typical RGB Graphics System

SPT1019

(Master)

R

SPT1018

(Slave)

G

SPT1018

(Slave)

B

ISet

R1 R2

500 Ω 750 Ω

ISet

Ref Out

Ref+ Ref-

Ref+ Ref-

IRef

500 Ω 750 Ω

ISet

1 kΩ

500 Ω 750 Ω

ISet

1 kΩ

Figure 7 - Burn-In Circuit

-5.9 V

(Max 200 mA)

6.5 Ω

6.5 Ω

24 Pin DIP

All Resistors Are 5% 1/4 W cc

Clock = -0.9 to -1.7 V, 100 kHz

-1.2 V

(Max 1.5 mA)

1 kΩ

VEE

Ref Out

(Max 50 mA)

Out-

(Max 50 mA)

Out+

100 Ω

100 Ω

-1.3 V

(Max 60 µA)

1 kΩ

Clock

(Max 60 µA)

1 kΩ

Figure 8 - DAC Output Circuit

CONV

CONV

1 kΩ

ISet

(Max 1.5 mA)

VCC

Current

Sink #1

Current

Sink #N

Reference Reference

Amplifier

Current

ISet

Out+

Out-

Ref Out

+

-

ISeg

ISeg

VEE

Comp

SPT

9

SPT1019

5/14/97

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