DS1834A+ – DALLAS
Supervisor, 2-Channel, Open Drain/Collector, 8-PDIP
Stock Quantity: 80
Selling Unit: Each
| Quantity | Price (ex VAT) |
|---|---|
| 1+ | 0.97 |
| 10+ | |
| 50+ | |
| 100+ |
80 in stock
Contact us for volume pricing
- Same day shipping if ordered before 14.00 GMT
- 6 month warranty on all stock items
- All stock held and shipped from our UK warehouse
- Worldwide shipping available, contact us for a quotation
- We can ship on your DHL or UPS account if required
- Any import duties or taxes are the responsibility of the receiver
Overview
The DALLAS DS1834A+ is a dual-channel voltage supervisor designed to monitor multiple supply rails and assert a reset signal when any voltage falls below a predefined threshold. Its critical operational characteristic is the precise threshold detection, ensuring system integrity during power-up and brownout conditions. A key design consideration when implementing this device is the trade-off between the open-drain output’s flexibility for wired-OR configurations and the potential for increased component count and board space compared to push-pull outputs, especially in systems with complex reset logic.
Key Features
- Dual voltage monitoring (3.3V, 5V)
- Open-drain/open-collector reset output
- Active-low reset signal
- 200ms minimum reset timeout
- Operating temperature range: -40°C to 85°C
- 8-pin PDIP (0.300″ / 7.62mm) through-hole package
Applications
The component is engineered for deployment in systems requiring high reliability and performance under specific operating conditions. It provides functional stability across the stated design envelope.
- Power-on reset generation for embedded microcontrollers
- Brownout detection in battery-powered portable devices
- System reset sequencing for multi-voltage power supplies
- Watchdog timer integration in industrial control systems
