4

Worcester, Massachusetts 01615-0036 (508) 853-5000

115 Northeast Cutoff, Box 15036

www.allegromicro.com

A6800/A6801

DABiC-5 Latched Sink Drivers

Timing Requirements and Specifications

NOTE: Information present at an input is transferred

to its latch when the STROBE is high. A high CLEAR

input will set all latches to the output off condition

regardless of the data or STROBE input levels. A high

Key

Description

Time (ns)

A

Minimum data active time before Strobe enabled (Data Set-Up Time)

25

B

Minimum data active time after Strobe disabled (Data Hold Time)

25

C

Minimum Strobe pulse width

50

D

Maximum time between Strobe activation and transition from output on to output off*

500

E

Minimum time between Strobe activation and transition from output off to output on*

500

F

Maximum time between Output Enable activation and transition from output on to output off*

500

G

Minimum time between Output Enable activation and transition from output off to output on*

500

H

Minimum Clear pulse width

50

I

Minimum data pulse width

100

CLEAR

STROBE

OUTPUT

ENABLE

INN

OUTN

A

C

BC

B

G

D

E

H

A

C

B

I

E

G

F

OUTPUT ENABLE will set all outputs to the off con-

tdition, regardless of any other input conditions. When

the OUTPUT ENABLE is low, the outputs depend on

the state of their respective latches.