DS1249AB データシートの表示（PDF） - Dallas Semiconductor -> Maxim Integrated
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DS1249AB Datasheet PDF : 8 Pages
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DC TEST CONDITIONS
Outputs Open
Cycle = 200 ns for operating current
All voltages are referenced to ground
AC TEST CONDITIONS
Output Load: 100 pF + 1TTL Gate
Input Pulse Levels: 0 - 3.0V
Timing Measurement Reference Levels
Input: 1.5V
Output: 1.5V
Input pulse Rise and Fall Times: 5 ns
DS1249Y/AB
ORDERING INFORMATION
DS1249 TTP - SSS - III
Operating Temperature Range
blank: 0° to 70°
IND: -40° to +85°C
Access Speed
70: 70 ns
100: 100 ns
Package Type
blank: 32-pin, 600-mil DIP
VCC Tolerance
Y: ±10%
AB: ±5%
DS1249Y/AB NONVOLATILE SRAM, 32-PIN, 740-MIL EXTENDED MODULE
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
32-PIN
MIN MAX
2.080 2.100
52.83 53.34
0.715 0.740
18.16 18.80
0.395 0.405
10.03 10.29
0.280 0.310
7.11 7.49
0.015 0.030
0.38 0.76
0.120 0.160
3.05 4.06
0.090 0.110
2.29 2.79
0.590 0.630
14.99 16.00
0.008 0.012
0.20 0.30
0.015 0.025
0.43 0.58
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