Datasheet Texas Instruments SN74F251BD — 数据表



 


 




 
SDFS066A -MARCH 1987 -REVISED OCTOBER 1993 SN54F251B . J PACKAGE
SN74F251B . D OR N PACKAGE
(TOP VIEW) 3-State Versions of SN54F151B and
SN74F151B
3-State Outputs Interface Directly With
System Bus
Performs Parallel-to-Serial Conversion
Complementary Outputs Provide True and
Inverted Data
Package Options Include Plastic
Small-Outline Packages, Ceramic Chip
Carriers, and Standard Plastic and Ceramic
300-mil DIPs D3
D2
D1
D0
Y
W …