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74HCT257DB 데이터시트(PDF) 2 Page - NXP Semiconductors

부품명 74HCT257DB
상세설명  Quad 2-input multiplexer; 3-state
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제조업체  NXP [NXP Semiconductors]
홈페이지  http://www.nxp.com
Logo NXP - NXP Semiconductors

74HCT257DB 데이터시트(HTML) 2 Page - NXP Semiconductors

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74HC_HCT257_5
© NXP B.V. 2010. All rights reserved.
Product data sheet
Rev. 05 — 13 January 2010
2 of 17
NXP Semiconductors
74HC257; 74HCT257
Quad 2-input multiplexer; 3-state
3.
Ordering information
4.
Functional diagram
Table 1.
Ordering information
Type number
Package
Temperature range
Name
Description
Version
74HC257N
−40 °C to +125 °C
DIP16
plastic dual in-line package; 16 leads (300 mil)
SOT38-4
74HCT257N
74HC257D
−40 °C to +125 °C
SO16
plastic small outline package; 16 leads; body width 3.9 mm SOT109-1
74HCT257D
74HC257DB
−40 °C to +125 °C
SSOP16
plastic shrink small outline package; 16 leads;
body width 5.3 mm
SOT338-1
74HCT257DB
74HC257PW
−40 °C to +125 °C
TSSOP16
plastic thin shrink small outline package; 16 leads;
body width 4.4 mm
SOT403-1
74HCT257PW
Fig 1.
Logic symbol
Fig 2.
IEC logic symbol
mga835
S
OE
1Y
2Y
3Y
4Y
2
3
5
6
11
10
14
13
15
1
4
7
9
12
1I
0
1I
1
2I
0
2I
1
3I
0
3I
1
4I
0
4I
1
001aad467
15
1
G1
1
MUX
1
4
2
3
7
5
6
9
11
10
12
14
13
EN


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