DS87C550 Datasheet, PDF (49/50 Pages) Dallas Semiconductor – EPROM High-Speed Micro with A/D and PWM

68-PIN PLCC
NOTE:
1. PIN-1 IDENTIFIER TO BE LOCATED IN ZONE INDICATED.
2. DIMENSIONS ARE IN INCH UNITS.
DS87C550
DIM MIN MAX
A .165 .180
A1 .090 .120
A2 .020
-
b .026 .032
b1 .013 .021
c .0075 .0125
CH1 .042 .048
D .985 .995
D1 .950 .958
D2 .882 .938
E .985 .995
E1 .950 .958
E2 .882 .938
e1
.050 BSC
49 of 50