m48t512y STMicroelectronics, m48t512y Datasheet - Page 15

• Manufacturer Part Number: m48t512y
• Description: 5.0 Or 3.3v, 4 Mbit 512 Kbit X 8 Timekeeper Sram
• Manufacturer: STMicroelectronics

DC AND AC PARAMETERS
This section summarizes the operating and mea-
surement conditions, as well as the DC and AC
characteristics of the device. The parameters in
the following DC and AC Characteristic tables are
derived from tests performed under the Measure-
Table 7. Operating and AC Measurement Conditions
Figure 11. AC Measurement Load Circuit
Note: 50pF for M48T512V.
Table 8. Capacitance
Note: 1. Effective capacitance measured with power supply at 5V (M48T512Y) or 3.3V (M48T512V). Sampled only, not 100% tested.
Supply Voltage (V
Ambient Operating Temperature (T
Load Capacitance (C
Input Rise and Fall Times
Input Pulse Voltages
Input and Output Timing Ref. Voltages
Symbol
C
C L includes JIG capacitance
C
IO
2. At 25°C, f = 1MHz.
3. Outputs deselected.
DEVICE
UNDER
IN
(3)
TEST
Input Capacitance
Input / Output Capacitance
CC
Parameter
)
L
)
C L
650
A
Parameter
)
AI03971
(1,2)
1.75V
M48T512Y
4.5 to 5.5
0 to 70
0 to 3
ment Conditions listed in the relevant tables. De-
signers should check that the operating conditions
in their projects match the measurement condi-
tions when using the quoted parameters.
100
1.5
5
Min
M48T512V
3.0 to 3.6
M48T512Y, M48T512V*
0 to 70
0 to 3
1.5
50
5
Max
20
20
Unit
pF
pF
Unit
°C
pF
ns
V
V
V
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