74AHC574PW 查看數據表（PDF） - NXP Semiconductors.
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74AHC574PW Datasheet PDF : 18 Pages
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NXP Semiconductors
74AHC574; 74AHCT574
Octal D-type flip-flop; positive edge-trigger; 3-state
3. Ordering information
Table 1. Ordering information
Type number Package
Temperature range
74AHC574D
−40 °C to +125 °C
74AHCT574D
74AHC574PW −40 °C to +125 °C
74AHCT574PW
74AHC574BQ −40 °C to +125 °C
74AHCT574BQ
Name
SO20
Description
plastic small outline package; 20 leads;
body width 7.5 mm
Version
SOT163-1
TSSOP20
plastic thin shrink small outline package; 20 leads; SOT360-1
body width 4.4 mm
DHVQFN20
plastic dual in-line compatible thermal enhanced SOT764-1
very thin quad flat package; no leads; 20 terminals;
body 2.5 × 4.5 × 0.85 mm
4. Functional diagram
Fig 1. Functional diagram
2 D0
3 D1
4 D2
5 D3
FF1
6 D4
to
FF8
7 D5
8 D6
9 D7
11 CP
1 OE
3-STATE
OUTPUTS
Q0 19
Q1 18
Q2 17
Q3 16
Q4 15
Q5 14
Q6 13
Q7 12
mna800
D0
D1
D2
D3
D4
D5
D6
D7
DQ
CP
DQ
CP
DQ
CP
DQ
CP
DQ
CP
DQ
CP
DQ
CP
DQ
CP
FF1
FF2
FF3
FF4
FF5
FF6
FF7
FF8
CP
OE
Q0
Q1
Q2
Q3
Q4
Q5
Q6
Q7
001aah077
Fig 2. Logic diagram
74AHC_AHCT574_2
Product data sheet
Rev. 02 — 24 January 2008
© NXP B.V. 2008. All rights reserved.
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