74HCT257N NXP Semiconductors, 74HCT257N Datasheet - Page 9

• Manufacturer Part Number: 74HCT257N
• Description: IC, 74HCT CMOS, 74HCT257, DIP16, 5V
• Manufacturer: NXP Semiconductors

Specifications of 74HCT257N

• Logic Type: Multiplexer
• No. Of Outputs: 4
• Supply Voltage Range: 4.5V To 5.5V
• Logic Case Style: DIP
• No. Of Pins: 16
• Operating Temperature Range: -40°C To +125°C
• Svhc: No SVHC (18-Jun-2010)
• Package: RoHS Compliant
• Base Number: 74
• Rohs Compliant: Yes

Philips Semiconductors
1998 Sep 30
SO16: plastic small outline package; 16 leads; body width 3.9 mm
Quad 2-input multiplexer; 3-state
DIMENSIONS (inch dimensions are derived from the original mm dimensions)
Note
1. Plastic or metal protrusions of 0.15 mm maximum per side are not included.
inches
UNIT
mm
VERSION
OUTLINE
SOT109-1
0.069
max.
1.75
A
16
1
0.010
0.004
Z
0.25
0.10
pin 1 index
A
1
y
0.057
0.049
1.45
1.25
A
076E07S
2
IEC
0.25
0.01
A
3
e
0.019
0.014
0.49
0.36
b
p
D
MS-012AC
0.0100
0.0075
0.25
0.19
JEDEC
c
REFERENCES
10.0
0.39
0.38
D
9.8
0
(1)
0.16
0.15
E
4.0
3.8
(1)
b
scale
p
0.050
EIAJ
2.5
1.27
9
9
8
e
w
0.244
0.228
H
6.2
5.8
c
M
E
5 mm
0.041
A
1.05
2
L
A
1
0.039
0.016
1.0
0.4
L
p
0.028
0.020
H
0.7
0.6
E
Q
E
detail X
PROJECTION
EUROPEAN
0.25
0.01
L
v
L
p
Q
0.25
0.01
(A )
74HC/HCT257
w
3
A
Product specification
0.004
0.1
y
A
X
v
ISSUE DATE
95-01-23
97-05-22
M
0.028
0.012
Z
0.7
0.3
(1)
A
SOT109-1
8
0
o
o