W83877TF Datasheet, PDF (94/154 Pages) Winbond – I/O chip disk drive adapter

W83877TF
14.0 PACKAGE DIMENSIONS
W83877TF (100-pin QFP)
100
1
HD
D
81
80
E HE
30
31
51
e
b
50
See Detail F
Seating Plane
A2 A
A1
y
c
L
θ
L1
Detail F
Dimension in inches Dimension in mm
Symbol
Min. Nom. Max. Min. Nom. Max.
A
0.130
3.30
A 1 ^0.004
0.10
A 2 0.107 0.112 0.117 2.73 2.85 2.97
b
0.010 0.012 0.016 0.25 0.30 0.40
c
0.004 0.006 0.010 0.10 0.15 0.25
D
E
e
HD
HE
L
0.546 0.551
0.782 0.787
0.020 0.026
0.728 0.740
0.964 0.976
0.039 0.047
0.556
0.792
0.032
0.752
0.988
0.055
13.87
19.87
0.50
18.49
24.49
1.00
14.00
20.00
0.65
18.80
24.80
1.20
14.13
20.13
0.80
19.10
25.10
1.40
L1
0.087 0.094 0.103 2.21 2.40 2.62
y
0.004
0.10
θ
0
12
0
12
Notes:
1. Dimension D & E do not include interlead
flash.
2. Dimension b does not include dambar
protrusion/intrusion.
3. Controlling dimension: Millimeters
4. General appearance spec. should be based
on final visual inspection spec.
- 149 -
Publication Release Date: March 1998
Version 0.61