CXD1176Q 데이터 시트보기 (PDF) - Sony Semiconductor

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CXD1176Q

8-bit 20MSPS Video A/D Converter with Clamp Function

Sony Semiconductor 

CXD1176Q

Digital Output

Correspondence between the analog input voltage and the digital output code is indicated in the chart below.

Input signal

voltage

V............RT

VRB

Step

0...

127

12... 8

255

Digital output code

MSB

LSB

1 1 1 1 ... 1 1 1 1

10000000

0 1 1 1 ... 1 1 1 1

00000000

Clock

Analog input

TPW1

TPW0

N

Data output

N–3

N+1

N–2

N+2

N–1

N+3

N

N+4

N+1

Td = 18ns

Timing Chart. I

: Points where analog signals are sampled.

tr = 4.5ns

OE input

Output 1

Output 2

2.5V

tPLZ

10%

tPHZ

90%

tf = 4.5ns

90%

10%

tPZL

1.3V

tPZH

1.3V

Timing Chart. II

—6—

5V

0V

VOH

VOL (≠ DVSS)

VOH (≠ DVDD)

VOL

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