HI1178JCQ 查看數據表（PDF） - Intersil

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产品描述 (功能)

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HI1178JCQ

Triple 8-Bit, 40MSPS, RGB, 3-Channel D/A Converter

Intersil 

Test Circuits (Continued)

HI1178

CLK

1MHz

SQUARE

WAVE

8-BIT

COUNTER

WITH

LATCH

DELAY

CONTROLLER

DELAY

CONTROLLER

R0 ~ R7

1~8

G0 ~ G7

9 ~ 18

B0 ~ B7

17 ~ 24

25 BLK

26 CE

0.1µ

32 VB

DVSS

27 RCK

28 GCK

29 BCK

HI1178

R0 37

G0 39

B0 41

75

AVSS

75

AVSS

75

AVSS

VG 42

VREF 34

IREF 35

AVDD

0.1µ

1K

1.2K

AVSS

OSCILLOSCOPE

FIGURE 3. SETUP HOLD TIME AND GLITCH ENERGY TEST CIRCUIT

DIGITAL

WAVEFORM

GENERATOR

ALL “1”

R0 ~ R7

1~8

G0 ~ G7

9 ~ 16

B0 ~ B7

17 ~ 24

DVSS

CLK

40MHz

SQUARE

WAVE

25 BLK

26 CE

0.1µ

32 VB

27 RCK

28 GCK

29 BCK

HI1178

R0 37

G0 39

AVSS

B0 41

AVSS

SPECTRUM

ANALYZER

AVSS

VG 42

VREF 34

0.1µ

IREF 35

AVDD

1K

AVSS

FIGURE 4. CROSSTALK TEST CIRCUIT

7

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