DS1238A-5 Maxim Integrated Products, DS1238A-5 Datasheet - Page 5
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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
OSCILLATOR CONTROLS Table 1
Note that the OSCIN and OSCSEL pins are tri-stated when V
POWER MONITOR, WATCHDOG TIMER, AND PUSHBUTTON RESET Figure 3
PUSHBUTTON RESET TIMING Figure 4
External
Internal
Hi/Open
Ext Cap
OSCIN
Ext Clk
Low
OSCSEL
Hi/Open
Hi/Open
Low
Low
Following a Reset
First Period
Watchdog Timeout Period (typ)
2.2
20480 Clks
47
2.7 sec
2.7 sec
sec
pf
5 of 13
X Cpf
CC
Other Timeout
is below V
5120 Clocks
550
47
170 ms
2.7 sec
pf
ms
X Cpf
BAT
.
Reset Active
69
47
Duration
641 Clks
85 ms
85 ms
ms
pf
X Cpf
DS1238A