DS87C520_1 Datasheet, PDF (40/42 Pages) Dallas Semiconductor – EPROM/ROM High-Speed Micro

44-PIN PLCC
NOTE:
1. PIN-1 IDENTIFIER TO BE LOCATED IN ZONE INDICATED
2. CONTROLLING DIMENSIONS ARE IN INCHES
DS87C520/DS83C520
PKG
DIM
A
A1
A2
B
B1
c
CH1
D
D1
D2
E
E1
E2
e1
N
44-PIN
MIN MAX
0.165 0.180
0.090
0.020
0.026
0.013
0.009
0.042
0.685
0.650
0.590
0.685
0.650
0.590
0.120
-
0.033
0.021
0.012
0.048
0.695
0.656
0.630
0.695
0.656
0.630
0.050 BSC
44
-
56-G4003-001
40 of 42