DS2703 데이터 시트보기 (PDF) - Dallas Semiconductor -> Maxim Integrated
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DS2703 Datasheet PDF : 20 Pages
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DS2703 SHA-1 Battery Pack Authentication IC
ABSOLUTE MAXIMUM RATINGS
Voltage Range on DQ, THM Pins Relative to Ground
Voltage Range on VB Pin Relative to Ground
Operating Temperature Range
Storage Temperature Range
Soldering Temperature
-0.3V to +18V
-0.3V to +6V
-40°C to +85°C
-55°C to +125°C
See IPC/JEDEC J-STD-020A Specification
Stresses beyond those listed under “Absolute Maximum Ratings” may cause permanent damage to the device. These are stress ratings only,
and functional operation of the device at these or any other conditions beyond those indicated in the operational sections of the specifications is
not implied. Exposure to the absolute maximum rating conditions for extended periods may affect device.
RECOMMENDED DC OPERATING CONDITIONS
(TA = -20°C to +70°C.)
PARAMETER
SYMBOL
CONDITIONS
DQ Pullup Voltage
DQ, THM Relative Voltage
DQ to THM Resistor
VPULLUP
VDQ-THM
RDQ-THM
Communication Mode
Computation Mode
(Note 1)
(Note 2)
MIN TYP
0
2.7
-0.3
5
MAX
5.5
5.5
15
500
UNITS
V
V
KW
DC ELECTRICAL CHARACTERISTICS
(VPULLUP = 2.7V to 5.5V, TA = -20°C to +70°C.)
PARAMETER
SYMBOL
CONDITIONS
DQ Load Current
DQ Programming Voltage
Input Logic High: DQ
Input Logic Low: DQ
Output Logic Low: DQ
Output Logic Low: THM
Hold-Up Current: VB pin
DQ Capacitance
IDQ1
IDQ2
IDQ3
IPP
IPP-IDLE
VPP
VIH
VIL
VOL-DQ
VOL-THM
IHU
CDQ
Communication Mode
Computation Mode,
SHA-1 Computation Active
Thermistor Mux Active,
(Note 3)
14.5 < V(DQ) < 15.0V
0 < t < 50 oC
(Note 4)
Program Pulse, (Note 5, 6)
(Note 6)
(Note 6)
IOL = 4mA, (Note 6, 7)
IOL = 4mA, (Note 6, 7, 8)
THM pin Active, VB = 2.70V
(Note 9)
MIN TYP
14.5
0.8 VPULLUP
50
MAX
5
0.5
1
10
60
15.0
0.5
0.4
0.4
3.2
UNITS
mA
mA
mA
mA
mA
V
V
V
V
V
mA
pF
EEPROM RELIABILITY SPECIFICATION
(VPULLUP = 2.7V to 5.5V, TA = -20°C to +70°C.)
PARAMETER
SYMBOL
CONDITIONS
EEPROM Write Endurance
NEEC
0 < t < 50 oC (Note 10)
MIN
1000
TYP
MAX UNITS
Cycles
2 of 20
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