54147 Datasheet Text
SN54147, SN54148, SN54LS147, SN54LS148 SN74147, SN74148 (TIM9907), SN74LS147, SN74LS148 10ĆLINE TO 4ĆLINE AND 8ĆLINE TO 3ĆLINE PRIORITY ENCODERS
SDLS053B
- OCTOBER 1976
- REVISED MAY 2004
’147, ’LS147
D Encode 10-Line Decimal to 4-Line BCD D Applications Include:
- Keyboard Encoding
- Range Selection
SN54147, SN54LS147 . . . J OR W PACKAGE SN74147, SN74LS147 . . . D OR N PACKAGE
(TOP VIEW)
’148, ’LS148
D Encode 8 Data Lines to 3-Line Binary
(Octal)
D Applications Include:
- n-Bit Encoding
- Code Converters and Generators
SN54148, SN54LS148 . . . J OR W PACKAGE SN74148, SN74LS148 . . . D, N, OR NS PACKAGE
(TOP VIEW)
4 5 6 7 8 C B GND
1 2 3 4 5 6 7 8
16 VCC 15 NC 14 D 13 3 12 2 11 1 10 9 9A
4 5 6 7 EI A2 A1 GND
1 2 3 4 5 6 7 8
16 VCC 15 E0 14 GS 13 3 12 2 11 1 10 0 9 A0
SN54LS147 . . . FK PACKAGE (TOP VIEW)
SN54LS148 . . . FK PACKAGE (TOP VIEW)
3 2 1 20 19
64
18 D
75...