Datasheet Texas Instruments SN74HC251DR — 数据表





 
 

  
  
SCLS132E -DECEMBER 1982 -REVISED SEPTEMBER 2003 D 3-State Version of ’HC151
D Wide Operating Voltage Range of 2 V to 6 V
D High-Current 3-State Outputs Interface
D
D
D
D
D
D SN54HC251 . J OR W PACKAGE
SN74HC251 . D, DB, N, NS, OR PW PACKAGE
(TOP VIEW) Directly With System Bus or Can Drive Up
To 15 LSTTL Loads
Low Power Consumption, 80-ВµA Max ICC
Typical tpd = 9 ns
В±6-mA Output Drive at 5 V
Low Input Current of 1 ВµA Max
Perform Parallel-to-Serial Conversion
Complementary Outputs Provide True and
Inverted Data D3
D2 …