IDT54/74FCT163T/AT/CT
FASTCMOSSYNCHRONOUSPRESETTABLEBINARYCOUNTER
MILITARYANDINDUSTRIALTEMPERATURERANGES
FAST CMOS
IDT54/74FCT163T/AT/CT
SYNCHRONOUS
PRESETTABLE
BINARY COUNTER
DESCRIPTION:
FEATURES:
The FCT163Tis a high-speedsynchronous modulo-16binarycounter
builtusinganadvanceddualmetalCMOStechnology. Theyare synchro-
nouslypresettable forapplicationinprogrammable dividers andhave two
types ofcountenable inputs plus a terminalcountoutputfor versatilityin
formingsynchronous multi-stage counters. The FCT163Thas Synchro-
nousResetinputs thatoverridecountingandparallelloadingandallowthe
outputs tobe simultaneouslyresetonthe risingedge ofthe clock.
−
−
−
−
Std., A and C speed grades
Low input and output ≤1µA (max.)
CMOS power levels
True TTL input and output compatibility
•
•
– VOH = 3.3V (typ.)
– VOL = 0.3V (typ.)
−
−
−
High drive outputs (-15mA IOH, 48mA IOL)
Meets or exceeds JEDEC standard 18 specifications
Military product compliant to MIL-STD-883, Class B and DESC
listed (dual marked)
−
−
Power off disable outputs permit “live insertion”
Available in the following packages:
•
•
Industrial: SOIC, QSOP
Military: CERDIP, LCC, CERPACK
FUNCTIONALBLOCKDIAGRAM
0
P
P 1
P 2
P 3
PE
CEP
CET
TC
CP
CP
CP
D CP
D
Q
D
C
Q
Q 0
0
Q
DETAIL
DETAIL
DETAIL
A
A
A
DETAIL A
SR
0
1
2
3
Q
Q
Q
Q
MILITARY AND INDUSTRIAL TEMPERATURE RANGES
AUGUST 2000
1
c
1999 Integrated Device Technology, Inc.
DSC-5503/-