DS1249Y Datasheet, PDF (8/8 Pages) Dallas Semiconductor – 2048k Nonvolatile SRAM

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
V_CC 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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