M48Z02-150PC1TR STMICROELECTRONICS [STMicroelectronics], M48Z02-150PC1TR Datasheet - Page 11

• Manufacturer Part Number: M48Z02-150PC1TR
• Description: 5V, 16 Kbit (2Kb x 8) ZEROPOWER SRAM
• Manufacturer: STMICROELECTRONICS [STMicroelectronics]

Table 9. Power Down/Up AC Characteristics
Note: 1. Valid for Ambient Operating Temperature: T
Table 10. Power Down/Up Trip Points DC Characteristics
Note: 1. All voltages referenced to V
Figure 11. Crystal Accuracy Across Temperature
Symbol
Symbol
t
V
V
DR
t
2. V
3. V
2. Valid for Ambient Operating Temperature: T
3. At 25°C, V
t
PFD
t
FB
REC
SO
t
t
F
PD
t
RB
(3)
(2)
R
es V
(3)
PFD
PFD
PFD
(max) to V
(min) to V
Power-fail Deselect Voltage
Battery Back-up Switchover Voltage
Expected Data Retention Time
(min).
E or W at V
V
V
V
V
E or W at V
CC
PFD
PFD
PFD
SS
-100
= 0V.
ppm
-20
-40
-60
-80
20
to V
SS
PFD
0
(min) to V
(max) to V
(min) to V
fall time of less than t
(min) fall time of less than tF may result in deselection/write protection not occurring until 200µs after V
PFD
0
IH
IH
(min) V
before Power Down
after Power Up
5
SS
PFD
SS
PFD
Parameter
.
V
10
Parameter
(max) V
F
CC
CC
F = -0.038
(min) V
Fall Time
Rise Time
15
FB
(1,2)
CC
CC
may cause corruption of RAM data.
A
A
T
20
0
= 0 to 70°C or –40 to 85°C; V
= 0 to 70°C or –40 to 85°C; V
(1)
Rise Time
Fall Time
ppm
= 25 C
C
2
25
(T - T
30
M48Z02
M48Z12
0
)
2
35
10%
40
45
Min
4.5
4.2
10
CC
CC
= 4.75 to 5.5V or 4.5 to 5.5V (except where noted).
= 4.75 to 5.5V or 4.5 to 5.5V (except where noted).
50
Min
300
10
0
0
1
2
55
Typ
4.6
4.3
3.0
60
65
Max
AI02124
M48Z02, M48Z12
70
Max
4.75
4.5
C
Unit
YEARS
ms
µs
µs
µs
µs
µs
Unit
CC
V
V
V
11/16
pass-