DS1688 Datasheet, PDF (4/5 Pages) Dallas Semiconductor – 3 Volt/5 Volt Serialized Real Time Clock with NV RAM Control

DS1688/DS1691
DS1688S 28–PIN SOIC
K
G
A
E
B
0–8 deg. typ.
J
H
D
C
F
PKG
DIM
A IN.
MM
B IN.
MM
C IN.
MM
D IN.
MM
E IN.
MM
F IN.
MM
G IN.
MM
H IN.
MM
J IN.
MM
K IN.
MM
28–PIN
MIN
0.706
17.93
0.338
8.58
0.086
2.18
MAX
0.728
18.49
0.350
8.89
0.110
2.79
0.020
0.58
0.002
0.05
0.090
2.29
0.050
1.27
0.050
1.27
0.014
0.36
0.124
3.15
BSC
0.460
11.68
0.006
0.15
0.480
12.19
0.013
0.33
0.014
0.36
0.020
0.51
030598 4/5