74ABT374 Octal D-Type Flip-Flop with 3-STATE Outputs
November 1992
Revised November 1999
74ABT374
Octal D-Type Flip-Flop with 3-STATE Outputs
General Description
The ABT374 is an octal D-type flip-flop featuring separate
D-type inputs for each flip-flop and 3-STATE outputs for
bus-oriented applications. A buffered Clock (CP) and Out-
put Enable (OE) are common to all flip-flops.
Features
s
Edge-triggered D-type inputs
s
Buffered positive edge-triggered clock
s
3-STATE outputs for bus-oriented applications
s
Output sink capability of 64 mA, source capability of
32 mA
s
Guaranteed output skew
s
Guaranteed multiple output switching specifications
s
Output switching specified for both 50 pF and 250 pF
loads
s
Guaranteed simultaneous switching, noise level and
dynamic threshold performance
s
Guaranteed latchup protection
s
High impedance glitch free bus loading during entire
power up and power down cycle
s
Non-destructive hot insertion capability
Ordering Code:
Order Number
74ABT374CSC
74ABT374CSJ
74ABT374CMSA
74ABT374CMTC
74ABT374CPC
Package Number
M20B
M20D
MSA20
MTC20
N20A
Package Description
20-Lead Small Outline Integrated Circuit (SOIC), JEDEC MS-013, 0.300鈥?Wide Body
20-Lead Small Outline Package (SOP), EIAJ TYPE II, 5.3mm Wide
20-Lead Shrink Small Outline Package (SSOP), EIAJ TYPE II, 5.3mm Wide
20-Lead Thin Shrink Small Outline Package (TSSOP), JEDEC MO-153, 4.4mm Wide
20-Lead Plastic Dual-In-Line Package (PDIP), JEDEC MS-001, 0.300鈥?Wide
Device also available in Tape and Reel. Specify by appending suffix letter 鈥淴鈥?to the ordering code.
Connection Diagram
Pin Descriptions
Pin Names
D
0
鈥揇
7
CP
OE
O
0
鈥揙
7
Data Inputs
Clock Pulse Input (Active Rising Edge)
3-STATE Output Enable Input (Active LOW)
3-STATE Outputs
Description
漏 1999 Fairchild Semiconductor Corporation
DS011510
www.fairchildsemi.com