AD9054A 查看數據表（PDF） - Analog Devices

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AD9054A

8-Bit, 200 MSPS A/D Converter

Analog Devices 

AD9054A

SAMPLE N–1

SAMPLE N

AIN

SAMPLE N+3 SAMPLE N+4

SAMPLE N+5

SAMPLE N–2

ENCODE

tA

tEH

tEL

1/fS

ENCODE

DS

tHDS

tSDS

tHDS

tSDS

DS

PORT A

D7 – D 0

DATA N–7

OR N–8

tPWDS

DATA N–7

OR N–6

SAMPLE N+1

SAMPLE N+2

tPD

INVALID IF OUT OF SYNC

DATA N–4 IF IN SYNC

tV

DATA N–2

SAMPLE N+6

DATA N

PORT B

D7 – D 0

DATA N–8

OR N–7

DATA N–6

OR N–7

INVALID IF OUT OF SYNC

DATA N–5 IF IN SYNC

DATA N–3

Figure 2a. Timing—Dual Channel Mode (One-Shot Data Sync)

DATA N–1

DATA N+1

SAMPLE N–1

SAMPLE N

AIN

SAMPLE N+3 SAMPLE N+4

SAMPLE N+5

SAMPLE N–2

ENCODE

ENCODE

DS

tHDS

DS

tA

tEH

tEL

1/fS

tSDS tHDS

tSDS

tPWDS

PORT A

D7 – D 0

DATA N–7

OR N–8

DATA N–7

OR N–6

SAMPLE N+1 SAMPLE N+2

tPD

INVALID IF OUT OF SYNC

DATA N–4 IF IN SYNC

tV

DATA N–2

SAMPLE N+6

DATA N

PORT B

D7 – D 0

DATA N–8

OR N–7

DATA N–6

OR N–7

INVALID IF OUT OF SYNC

DATA N–5 IF IN SYNC

DATA N–3

DATA N–1

Figure 2b. Timing—Dual Channel Mode (Continuous Data Sync)

DATA N+1

–6–

REV. B

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