HI-7152 查看數據表（PDF） - Intersil

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产品描述 (功能)

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HI-7152

10-Bit High Speed A/D Converter with Track and Hold

Intersil 

Timing Diagrams (Continued)

HI-7152

SMODE = DG, BUS = DG

0

1

2

3

4

5

6

7

CLOCK

tCD

CS

WR

HOLD TRACK N

(WR MAY BE WIRED LOW)

tHOLD

HOLD N

tCKHF

TRACK N+1

INTERNAL

DATA

tSPS

HOLD N+1

tCKHR

TRACK N+2

tDATA

N DATA

HOLD N+2

TRACK N+3

N+1 DATA

RD

HBE (HBE/LBE)

D0-D9, OVR

DATA

BUSY

tRD

HIGH

BYTE

tAD

tRX

N DATA

LOW

BYTE

HIGH

BYTE

N+1 DATA

LOW

BYTE

FIGURE 1B. FAST MEMORY MODE (8-BIT DATA BUS)

SMODE = +V: RD, WR, AND CS = DG, BUS = V+, HBE = V+ OR DG

CLOCK

0

1

2

3

4

5

6

7

HOLD

TRACK N

INTERNAL

DATA

HOLD N

TRACK N+1

N-1 DATA

HOLD N+1

TRACK N+2

N DATA

HOLD N+2

N+1 DATA

BUSY

D0-D9, OVR

DATA

N-1 DATA

N DATA

FIGURE 1C. DMA MODE (16-BIT DATA BUS)

N+1 DATA

Detailed Block Diagram

(+VREF)

VREF 3

-

+

()

5 TO 32

DECODER

AZ

AZ

33

AZ

6-8

AZ

AZ

LATCH

17

DO

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