M48T08-150PC View Datasheet(PDF) - STMicroelectronics
Part Name
Description
Manufacturer
M48T08-150PC Datasheet PDF : 73 Pages
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M48T02, M48T12
Table 4. Capacitance (1) (TA = 25 °C, f = 1 MHz )
Symbol
Parameter
Test Condition
Min
Max
CIN
Input Capacitance
VIN = 0V
10
CIO (2)
Input / Output Capacitance
VOUT = 0V
10
Notes: 1. Effective capacitance calculated from the equation C = I∆t/∆V with ∆V = 3V and power supply at 5V.
2. Outputs deselected
Unit
pF
pF
Table 5. DC Characteristics (TA = 0 to 70°C; VCC = 4.75V to 5.5V or 4.5V to 5.5V)
Symbol
Parameter
Test Condition
ILI (1)
ILO (1)
Input Leakage Current
Output Leakage Current
0V ≤ VIN ≤ VCC
0V ≤ VOUT ≤ VCC
ICC
ICC1 (2)
ICC2 (2)
VIL(3)
Supply Current
Supply Current (Standby) TTL
Supply Current (Standby) CMOS
Input Low Voltage
Outputs open
E = VIH
E = VCC – 0.2V
VIH
Input High Voltage
VOL
Output Low Voltage
IOL = 2.1mA
VOH
Output High Voltage
IOH = –1mA
Notes: 1. Outputs Deselected.
2. Measured with Control Bits set as follows: R = ’1’; W, ST, KS, FT = ’0’.
3. Negative spikes of –1V allowed for up to 10ns once per Cycle.
Min
Max
±1
±5
80
3
3
–0.3
0.8
2.2
VCC + 0.3
0.4
2.4
Unit
µA
µA
mA
mA
mA
V
V
V
V
Table 6. Power Down/Up Trip Points DC Characteristics (1) (TA = 0 to 70°C)
Symbol
Parameter
VPFD
Power-fail Deselect Voltage (M48T02)
VPFD Power-fail Deselect Voltage (M48T12)
VSO
Battery Back-up Switchover Voltage
tDR(2)
Expected Data Retention Time
Notes: 1. All voltages referenced to VSS.
2. @ 25°C
Min
Typ
Max
Unit
4.5
4.6
4.75
V
4.2
4.3
4.5
V
3.0
V
10
YEARS
4/14
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