74HC164BQ 查看數據表（PDF） - Nexperia B.V. All rights reserved
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74HC164BQ Datasheet PDF : 17 Pages
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5. Pinning information
74HC164; 74HCT164
8-bit serial-in, parallel-out shift register
5.1. Pinning
74HC164
74HCT164
DSA 1
DSB 2
Q0 3
Q1 4
Q2 5
Q3 6
GND 7
14 VCC
13 Q7
12 Q6
11 Q5
10 Q4
9 MR
8 CP
001aal390
Fig. 5. Pin configuration SOT108-1 (SO14),
SOT337-1 (SSOP14) and SOT402-1 (TSSOP14)
74HC164
74HCT164
terminal 1
index area
DSB 2
Q0 3
Q1 4
Q2 5
Q3 6
GND(1)
13 Q7
12 Q6
11 Q5
10 Q4
9 MR
001aal391
Fig. 6.
Transparent top view
(1) This is not a ground pin. There is no electrical or
mechanical requirement to solder the pad. In case
soldered, the solder land should remain floating or
connected to GND.
Pin configuration SOT762-1 (DHVQFN14)
5.2. Pin description
Table 2. Pin description
Symbol
DSA
DSB
Q0, Q1, Q2, Q3, Q4, Q5, Q6, Q7
GND
CP
MR
VCC
Pin
1
2
3, 4, 5, 6, 10, 11, 12, 13
7
8
9
14
Description
data input
data input
output
ground (0 V)
clock input (LOW-to-HIGH, edge-triggered)
master reset input (active LOW)
positive supply voltage
74HC_HCT164
Product data sheet
All information provided in this document is subject to legal disclaimers.
Rev. 9 — 11 June 2020
© Nexperia B.V. 2020. All rights reserved
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