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HCF4556 数据表(PDF) 5 Page - STMicroelectronics

部件名 HCF4556
功能描述  DUAL BINARY TO 1 OF 4 DECODER/DEMULTIPLEXER OUTPUT LOW ON SELECT
PDF  9 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

HCF4556 数据表(HTML) 5 Page - STMicroelectronics

  HCF4556 Datasheet HTML 1Page - STMicroelectronics HCF4556 Datasheet HTML 2Page - STMicroelectronics HCF4556 Datasheet HTML 3Page - STMicroelectronics HCF4556 Datasheet HTML 4Page - STMicroelectronics HCF4556 Datasheet HTML 5Page - STMicroelectronics HCF4556 Datasheet HTML 6Page - STMicroelectronics HCF4556 Datasheet HTML 7Page - STMicroelectronics HCF4556 Datasheet HTML 8Page - STMicroelectronics HCF4556 Datasheet HTML 9Page - STMicroelectronics  
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HCF4556B
5/9
TYPICAL APPLICATIONS
1 OF 16 DECODER USING HCF4555B AND HCF4556B
TEST CIRCUIT
CL = 50pF or equivalent (includes jig and probe capacitance)
RL = 200KΩ
RT = ZOUT of pulse generator (typically 50Ω)
TRUTH TABLE
INPUTS
Q OUTPUTS
E
DCBA
0
1234
567
89
10 11 12 13 14 15
00
0001
0000
000
0000
0000
00
0010
1000
000
0000
0000
00
0100
0100
000
0000
0000
00
0110
0010
000
0000
0000
00
1000
0001
000
0000
0000
00
1010
0000
100
0000
0000
00
1100
0000
010
0000
0000
00
1110
0000
001
0000
0000
01
0000
0000
000
1000
0000
01
0010
0000
000
0100
0000
01
0100
0000
000
0010
0000
01
0110
0000
000
0001
0000
01
1000
0000
000
0000
1000
01
1010
0000
000
0000
0100
01
1100
0000
000
0000
0010
01
1110
0000
000
0000
0001
1
X
X
X
X
0
0000
000
0000
0000



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