DS1238A-5 Maxim Integrated Products, DS1238A-5 Datasheet - Page 13
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DS1238A-5
Manufacturer Part Number
DS1238A-5
Description
IC MICROMANAGER 5% 16-DIP
Manufacturer
Maxim Integrated Products
Series
MicroManagerr
Type
Battery Backup Circuitr
Specifications of DS1238A-5
Number Of Voltages Monitored
1
Output
Open Drain or Open Collector
Reset
Active High/Active Low
Reset Timeout
40 ms Minimum
Voltage - Threshold
4.62V
Operating Temperature
0°C ~ 70°C
Mounting Type
Through Hole
Package / Case
16-DIP (0.300", 7.62mm)
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
NOTES:
1. All voltages referenced to ground.
2. Measured with V
3. I
4. I
5. With t
6. V
7. t
8. t
9. All outputs except RST which is 25 A max.
10. All outputs except
11. The
12. I
13.
during normal 5-volt operation.
retention battery supply operation, with a maximum drop of 0.8 volts for commercial, 1.0V for
industrial.
operation. The OSCSEL pin will sink 10 A in normal operation.
ST
REC
CE
CCO1
CCO2
BAT
CCO
maximum must be met to insure data integrity on power loss.
should be active low before the watchdog is disabled (i.e., before the
is the minimum time required before
ST
is measured with V
is the maximum average load which the DS1238A can supply at V
is the maximum average load which the DS1238A can supply through the V
is approximately V
R
= 5 s.
pin will sink 50 A in normal operation. The OSCIN pin will sink 5 A in normal
CCO
RST
,
CEO
,
BAT
BAT
RTV
, PF,
=3.0V.
-0.5V at 1 A load.
, and
ST
, RST,
NMI
which is 25 A min.
CEI
RST
13 of 13
/
CEO
, and
memory access is allowed.
NMI
pin open.
CC
ST
-.3V through the V
input is tristated).
CCO
pin during data
CCO
DS1238A
pin