Maximum Power Dissipation
:
Battery Backup Switching
: No Backup
Supply Voltage - Max
: 5.5 V
Maximum Operating Temperature
: + 85 C
Output Type
: Active Low, Open Drain
Number of Voltages Monitored
: 1
Undervoltage Threshold
: 4.5 V
Manual Reset
: Resettable
Watchdog
: No Watchdog
Supply Voltage - Min
: 1 V
Monitored Voltage
: 1 V to 5.5 V
Packaging
: Tube
Mounting Style
: Through Hole
Package / Case
: PDIP-8
Supply Current (Typ)
: 35 uA
Power-Up Reset Delay (Typ)
: 100 ms
Overvoltage Threshold
: 4.74 V
Features: · 5V (DS1830) or 3.3V (DS1830A) power-on eset
· Excellent for systems that need power-on esets in a consistent sequence
· Asserts resets during power transients
· Pushbutton reset input for system override
· Selectable reset timing
· Reduces need for discrete components
· Precision temperature-compensated voltage eference
· 8-pin DIP, 8-pin SO, or space saving 8-pin SOP
· Operating temperature of -40°C to +85°C
· Open-drain, active-low inputsPinout
SpecificationsVoltage on any Pin Relative to
Ground
-5V to +6.0V
Operating Temperature -40 to +85
Storage Temperature -55 to +125
Soldering Temperature See IPC/JEDEC J-STD-020ADescriptionThe DS1830 Reset Sequencer monitors the power supply for an in-tolerance condition and the pushbutton eset input for a manual reset. First a precision temperature-compensated reference and comparator circuit onitors the status of the power supply and when an out-of-tolerance condition is detected, an internal ower fail signal is generated that forces the reset lines to go to an active state. If the power supply eturns to an in-tolerance condition, DS1830 RST1 will release followed by RST2 and finally RST3 . Sequencing of esets allows for systems to power-up in an orderly manner providing superior reliability.
Parameters: | Technical/Catalog Information | DS1830 |
| Vendor | Dallas Semiconductor |
| Category | Integrated Circuits (ICs) |
| Output | Open Drain or Open Collector |
| Reset | Active Low |
| Package / Case | 8-DIP |
| Packaging | Tube |
| Number of Voltages Monitored | 3 |
| Reset Timeout | 10 ms, 50 ms, 100 ms Minimum |
| Type | Sequencer |
| Voltage - Threshold | 4.62V |
| Operating Temperature | -40°C ~ 85°C |
| Lead Free Status | Contains Lead |
| RoHS Status | RoHS Non-Compliant |
| Other Names | DS1830
DS1830
|
DS1830 Data Sheet
