ICM7170 Intersil Corporation, ICM7170 Datasheet - Page 3

• Manufacturer Part Number: ICM7170
• Description: Microprocessor-compatible, Real-time Clock
• Manufacturer: Intersil Corporation

Absolute Maximum Ratings
Supply Voltage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . +8.0V
Power Dissipation (Note 1) . . . . . . . . . . . . . . . . . . . . . . . . . . 500mW
Storage Temperature Range . . . . . . . . . . . . . . . . . . -65
Lead Temperature (Soldering 10s) . . . . . . . . . . . . . . . . . . . . . 300
Input Voltage (Any Terminal) (Note 2) . . . . V
CAUTION: Stresses above those listed in “Absolute Maximum Ratings” may cause permanent damage to the device. This is a stress only rating and operation
of the device at these or any other conditions above those indicated in the operational sections of this specification is not implied.
NOTES:
DC Electrical Specifications
1. T
2. Due to the SCR structure inherent in the CMOS process, connecting any terminal at voltages greater than V
3.
V
Standby Current, I
Standby Current, I
Operating Supply Current, I
Operating Supply Current, I
Input Low Voltage
(Except Osc.), V
Input High Voltage
(Except Osc.), V
Output Low Voltage
(Except Osc.), V
Output High Voltage Except
INTERRUPT
(Except Osc.), V
Input Leakage Current, I
Three-State Leakage Current
(D0 - D7), I
Backup Battery Voltage,
V
Backup Battery Voltage,
V
DD
BATTERY
BATTERY
destructive device latchup. For this reason, it is recommended that no inputs from external sources not operating on the same power supply be
applied to the device before its supply is established, and that in multiple supply systems, the supply to the ICM7170 be turned on first.
A
JA
Supply Range, V
= 25
is measured with the component mounted on an evaluation PC board in free air.
o
OL
C.
PARAMETER
(1)
OL
OH
IL
IH
STBY(1)
STBY
DD
(2)
IL
DD(1)
DD(2)
T
All I
A
= -40
DD
f
f
f
Pins 1 - 8,15 - 22 and 24 = V
V
V
For ICM7170A
See General Notes 5
f
Pins 1 - 8,15 - 22 and 24 = V
V
V
f
Read/Write Operation at 100Hz
f
Read/Write Operation at 1MHz
V
V
I
I
V
V
f
f
DD
OSC
OSC
OSC
OSC
OSC
OSC
OL
OH
OSC
OSC
O
DD
BACKUP
DD
BACKUP
DD
DD
IN
specifications include all input and output leakages (ICM7170 and ICM7170A)
= V
= 1.6mA
+0.3V to V
= -400 A
= V
o
= V
= V
= 5.0V
= 5.0V
= 32kHz
= 1, 2, 4MHz
= 32kHz
= 4MHz
= 32kHz
= 32kHz
= 1, 2, 4MHz
= 32kHz
C to 85
DD
DD
SS
SS
= V
= V
or V
o
or V
;
;
C to 150
o
DD
DD
C, V
SS
SS
SS
TEST CONDITIONS
- 3.0V
- 3.0V
-0.3V
ICM7170
DD
o
o
C
C
+5V 10%, V
12-7
Thermal Information
Thermal Resistance (Typical, Note 3)
Maximum Junction Temperature
DD
DD
PDIP Package . . . . . . . . . . . . . . . . . . .
SBDIP Package . . . . . . . . . . . . . . . . . .
SOIC Package . . . . . . . . . . . . . . . . . . .
Plastic Package . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 150
SBDIP Package . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 175
ICM7170
ICM7170A
BACKUP
V
DD
, V
SS
= 0V Unless Otherwise Specified
MIN
1.9
2.6
2.4
2.4
-10
-10
2.6
1.9
-
-
-
-
-
-
-
DD
TYP
1.2
1.2
0.3
1.0
0.5
0.5
20
or less than V
-
-
-
-
-
-
-
-
JA
V
V
(
65
60
75
o
DD
DD
C/W)
MAX
20.0
150
+10
+10
5.5
5.5
5.0
1.2
2.0
0.8
0.4
-
-
- 1.3
- 1.3
SS
may cause
JC
UNITS
N/A
N/A
(
18
mA
mA
o
V
V
V
V
V
V
V
V
C/W)
A
A
A
A
A
o
o
C
C