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PC74HCT280T PC74HCT280T PC74HCT280T Datasheet
DISCLAIMER FAIRCHILD SEMICONDUCTOR RESERVES THE RIGHT TO MAKE CHANGES WITHOUT FURTHER NOTICE TO ANY PRODUCTS HEREIN TO IMPROVE RELIABILITY, FUNCTION OR DESIGN. FAIRCHILD DOES NOT ASSUME ANY LIABILITY ARISING OUT OF THE APPLICATION OR USE OF ANY PRODUCT OR CIRCUIT DESCRIBED HEREIN; NEITHER DOES IT CONVEY ANY LICENSE UNDER ITS PATENT RIGHTS, NOR THE RIGHTS OF OTHERS.
PC74HCT280T PC74HCT280T PC74HCT280T Price

CHARACTERISTICS SYMBOL BR1005 B R101 B R102 B R104 BR106 BR108 B R1010 UNITS
Maximum Forward Voltage Drop per element at 5.OA DC VF 1 1 Volts
Maximum Reverse Current at Rated @TA= 25C lR 10 uAmps
DC Blocking Voltage per element @Tc= 100C 0 2 mAmps


PC74HCT280T PC74HCT280T PC74HCT280T on stock

·10 -12
Symbol Parameter Min Max Min Max Unit -
READ CYCLE
1 tRC Read Cycle Time 1 00 120 ns
2 tAA Add ress Access Time 100 120 ns
3 tACS Chip Select Access Time 100 120 ns
4 tOE Output Enable to Output Valid 50 60 ns
5 tCLZ Chip Select to Output in Low Z 10 10 ns
6 tOLZ Output Enable to Output in Low Z 5 5 ns
7 tCHZ Chip Disable to Output in High Z 0 35 0 40 ns
8 tOHZ Out Disable to Output in High Z 0 35 0 40 ns
9 tOH Output Hold from Address Change 15 1 5 ns
WRITE CYCLE
1 0 twc Write Cycle Time 100 120 ns
1 1 tCW Chip Selection to End of Write 80 100 ns
12 tAW Address Valid to End of Write 80 100 ns
1 3 tAS Address Set-up Time 0 0 ns
14 tWP Write Pulse Width 70 85 ns
1 5 tWR Write Recovery Time 0 0 ns
16 tWHZ Write to Output in High Z 0 30 0 40 ns
1 7 tDW Data to Write Time Overlap 40 50 ns
1 8 tDH Data Hold from Write Time 0 0 ns
1 9 tOW Output Active from End of Write 1 0 10 ns


RF VSWR
LU VO | WR IF VSWF i
1 r