WM2148CFT/V Просмотр технического описания (PDF) - Wolfson Microelectronics plc

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производитель

WM2148CFT/V

14-bit 8MSPS Analogue-To-Digital Converter

Wolfson Microelectronics plc 

Production Data

PARAMETER

SYMBOL TEST CONDITIONS

MIN

Read Timing

Address and Chip select Setup

tsu(OE-ACS)

CLoad = 15pF

4

Time

Output Enable

Output Disable

Address Hold Time

Chip select Hold Time

ten

CLoad = 15pF

tdis

CLoad = 15pF

th(A)

CLoad = 15pF

1

th(CS)

CLoad = 15pF

0

Note:

1. All timing parameters refer to a 50% level.

WM2148

TYP

MAX

UNIT

ns

15

ns

10

ns

ns

ns

CSB

WEB

D[0:13]

A[0:1]

tsu(WE-CS)

tsu(DA)

X

DATA

X

ADDRESS

th(CS)

X

th(CS)

X

Figure 3 Write Timing

PARAMETER

Write Timing

Chip Select Setup Time

Data and Address Setup Time

Data and Address Hold Time

Chip Select Hold Time

Write Pulse Duration HIGH

Note

SYMBOL TEST CONDITIONS

tsu(WEí&6

tsu(DA)

th(DA)

th(CS)

twH(WE)

CLoad = 15pF

CLoad = 15pF

CLoad = 15pF

CLoad = 15pF

CLoad = 15pF

MIN

4

29

0

0

15

TYP

MAX

1. Data is written to the addressed register at the rising edge of WEB. All timing parameters refer to a 50% level.

UNIT

ns

ns

ns

ns

ns

WOLFSON MICROELECTRONICS LTD

PD Rev 1.1 February 2001

7

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