DS1643-120 DALLAS [Dallas Semiconductor], DS1643-120 Datasheet - Page 6

• Manufacturer Part Number: DS1643-120
• Description: Nonvolatile Timekeeping RAM
• Manufacturer: DALLAS [Dallas Semiconductor]

ABSOLUTE MAXIMUM RATINGS*
Voltage on Any Pin Relative to Ground
Operating Temperature
Storage Temperature
Soldering Temperature
* This is a stress rating only and functional operation of the device at these or any other conditions above those
RECOMMENDED DC OPERATING CONDITIONS
DC ELECTRICAL CHARACTERISTICS
DS1643
041697 6/11
PARAMETER
Supply Voltage
Logic 1 Voltage All Inputs
Logic 0 Voltage All Inputs
PARAMETER
Average V
Current
TTL Standby Current (CE = V
CE2 = V
CMOS Standby Current
(CE=V
Input Leakage Current (any input)
Output Leakage Current
Output Logic 1 Voltage
(I
Output Logic 0 Voltage
(I
Write Protection Voltage
indicated in the operation sections of this specification is not implied. Exposure to absolute maximum rating
conditions for extended periods of time may affect reliability.
OUT
OUT
= –1.0 mA)
= +2.1 mA)
CC
IL
–0.2V, CE2=GND+0.2V)
)
CC
Power Supply
IH
,
SYMBOL
SYMBOL
I
I
I
V
V
V
V
V
V
CC1
CC2
CC3
I
I
OL
OH
CC
OL
IL
TP
IH
IL
–0.3
MIN
MIN
4.5
2.2
2.4
4.0
–1
–1
–0.3V to +7.0V
0 C to 70 C
–20 C to +70 C
260 C for 10 seconds (See Note 7)
TYP
TYP
4.25
5.0
3
2
(0 C
V
CC
MAX
MAX
t
5.5
0.8
4.0
0.4
4.5
+1
+1
65
A
6
+0.3
70 C; V
UNITS
UNITS
mA
mA
mA
V
V
V
V
V
V
A
A
CC
= 5.0V
(0 C to 70 C)
NOTES
NOTES
2, 3
2, 3
2, 3
1
10%)