Datasheet
DS1210
4 of 8
ABSOLUTE MAXIMUM RATINGS
Voltage Range on Any Pin Relative to Ground -0.3V to +7.0V
Operating Temperature Range 0°C to +70°C, -40°C to +85°C for N parts
Storage Temperature Range -55°C to +125°C
Soldering Temperature (reflow, SO) +260°C
Lead Temperature (soldering, 10s) +300°C
This is a stress rating only and functional operation of the device at these or any other conditions above those 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.
PACKAGE THERMAL CHARACTERISTICS (Note 1)
PDIP
Junction-to-Ambient Thermal Resistance (θ
JA
).…………………...…………………………...….110°C/W
Junction-to-Case Thermal Resistance (θ
JC
)…………………………………………………………40°C/W
SO
Junction-to-Ambient Thermal Resistance (θ
JA
).…………………………………………………….70°C/W
Junction-to-Case Thermal Resistance (θ
JC
)…………………………………………………………23°C/W
Note 1:
Package thermal resistances were obtained using the method described in JEDEC specification JESD51-7, using a four-layer board for the SO.
For detailed information on package thermal considerations, refer to www.maxim-ic.com/thermal-tutorial.
RECOMMENDED OPERATING CONDITIONS (Note 10)
PARAMETER
SYMBOL
4B
MIN
TYP
MAX
UNITS
0B
NOTES
TOL = GND Supply Voltage
V
CCI
4.75
5.0
5.5
V
2
TOL = V
CCO
Supply Voltage
V
CCI
4.5
5.0
5.5
V
2
Logic 1 Input
V
IH
2.2
V
CC
+0.3
V
2
Logic 0 Input
V
IL
-0.3
+0.8
V
2
Battery Input
V
BAT1
,
V
BAT2
2.0
4.0
V
2, 3
DC ELECTRICAL CHARACTERISTICS
(Note 10; V
CCI
= 4.75 to 5.5V, TOL = GND)
(V
CCI
= 4.5 to 5.5V, TOL = V
CCO
)
PARAMETER
SYMBOL
MIN
TYP
MAX
UNITS
1B
NOTES
Supply Current
I
CCI
5
mA
4
Supply Voltage
V
CCO
V
CC
-0.2
V
2
Supply Current
I
CCO1
80
mA
5
Input Leakage
I
IL
-1.0
+1.0
µA
Output Leakage
I
LO
-1.0
+1.0
µA
CEO
Output @ 2.4V
I
OH
-1.0
mA
6
CEO
Output @ 0.4V
I
OL
4.0
mA
6
V
CC
Trip Point (TOL=GND)
V
CCTP
4.50
4.62
4.74
V
2
V
CC
Trip Point (TOL=V
CCO
)
V
CCTP
4.25
4.37
4.49
V
2
CEO
Output
V
OHL
V
BAT
-0.2
V
8
V
BAT1
or V
BAT2
Battery Current
I
BAT
100 nA 3, 4
Battery Backup Current
@ V
CCO
= V
BAT
– 0.3V
I
CCO2
50 µA 7, 8