Philips Semiconductors Products

Product specification

MB2377

Dual octal D-type flip-flop with enable

August 23, 1993

5

AC CHARACTERISTICS

LIMITS

SYMBOL

PARAMETER

WAVEFORM

UNIT

Min

Typ

Max

Min

Max

Maximum clock frequency

1

180

230

180

MHz

Propagation delay

nCP to nQx

1

1.8

1.8

3.8

3.8

5.3

5.3

1.8

1.8

5.8

5.8

ns

AC SETUP REQUIREMENTS

LIMITS

SYMBOL

PARAMETER

WAVEFORM

UNIT

Min

Typ

Min

Setup time, High or Low

nDx to nCP

2

1.0

1.0

0.4

0.3

1.0

1.0

ns

Hold time, High or Low

nDx to nCP

2

0.5

0.5

–0.3

–0.4

0.5

0.5

ns

Setup time, High or Low

nE to nCP

2

2.5

3.0

1.0

1.5

2.5

3.0

ns

Hold time, High or Low

nE to nCP

2

0.0

0.0

–1.5

–0.8

0.0

0.0

ns

Clock Pulse width

High or Low

1

2.8

2.8

1.2

1.5

2.8

2.8

ns

AC WAVEFORMS

VM

tPLH

tPHL

VM

VM

VM

nCP

nQx

Waveform 1. Propagation Delay, Clock Input to Output,

Clock Pulse Width and Maximum Clock Frequency

VOH

VOL

1/fMAX

tW(H)

tW(L)

nCP

VM

VM

VM

VM

VM

ts(L)

nE

th = 0

th = 0

ts(H)

nDx

VM

ts

th

Waveform 2. Data and Enable Setup and Hold Times

VM

NOTE: The shaded areas indicate when the input is permitted to change for predictable output performance.

VM