m54hc257k1 STMicroelectronics, m54hc257k1 Datasheet - Page 8

• Manufacturer Part Number: m54hc257k1
• Description: Hc258quad 2channel Multiplexer 3-state, Inverting Hc257 Quad 2 Channel Multiplexer 3-state
• Manufacturer: STMicroelectronics

M54HC257
8/10
DIM.
a1
a2
b1
e1
e2
e3
A
B
D
K
b
e
F
L
I
20.06
17.65
10.90
MIN.
3.00
0.63
1.82
0.40
0.20
7.36
7.62
7.29
1.14
2.1
DILC-16 MECHANICAL DATA
0.254
20.32
17.78
mm.
TYP
0.88
0.45
7.62
2.54
7.87
7.49
MAX.
20.58
17.90
2.71
3.70
1.14
2.39
0.50
0.30
7.87
8.12
7.70
3.83
12.1
1.5
0.083
0.118
0.025
0.072
0.016
0.008
0.790
0.290
0.695
0.300
0.287
0.429
0.045
MIN.
0.035
0.018
0.010
0.800
0.300
0.100
0.700
0.310
0.295
TYP.
inch
0056437F
MAX.
0.020
0.810
0.107
0.146
0.045
0.094
0.012
0.310
0.705
0.320
0.303
0.151
0.476
0.059