COM90C66 Datasheet, PDF (61/76 Pages) SMSC Corporation – ARCNET Controller/Transceiver with AT Interface and On-Chip RAM

G
PIN 1
E
A
J
A1 ^F
C
D3
D2 ^B
B1
J
D1
D
J
R
DIM
84L
A
.165-.179
A1
.095-.109
D
1.185-1.195
D1
1.150-1.156
D2
1.090-1.130
D3
1.000
F
.050 TYP
G
.045 TYP
J
.010
E
.047-.053
R
.025-.045
B
.013-.021
B1
.027
C
.020-.045
NOTE:
1. All dimensions are in inches.
2. Circle indicating pin 1 can appear on a top
surface as shown on the drawing or right
above it on a beveled edge.
FIGURE 27 - 84-PIN PLCC PACKAGE DIMENSIONS
61