Philips Semiconductors

Product specification

74F299

8-bit universal shift/storage register (3-State)

1990 Mar 01

8

AC WAVEFORMS

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

VM

tPLH

tPHL

VM

VM

VM

1/fMAX

tW(L)

CP

Q0, Q7, I/On

tW(H)

SF00869

Waveform 1. Propagation Delay, Clock Input to Output,

Clock Width, and Maximum Clock Frequency

VM

VM

VM

tPHL

tW(L)

tREC

VM

Q0, Q7, I/On

CP

MR

SF00870

Waveform 2. Master Reset Pulse Width, Master Reset to Output

Delay, and Master Reset to Clock Recovery Time

VM

VM

VM

VM

VM

VM

S0, S1,

I/On

CP

SF00871

ts(H)

th(H)

th(L)

ts(L)

Waveform 3. Setup and Hold Times

VM

VM

VM

tPHZ

tPZH

Sn, OEn

I/On

VOH -0.3V

0V

SF00872

Waveform 4. 3-State Output Enable Time to High Level

and Output Disable Time from High Level

VM

VM

VM

tPLZ

tPZL

Sn, OEn

I/On

VOL +0.3V

SF00873

Waveform 5. 3-State Output Enable Time to Low Level and

Output Disable Time from Low Level