Overview
The TLV809EA29DBZR, produced by Texas Instruments, is a 3-pin voltage supervisor (reset IC) designed to provide circuit initialization and timing supervision. This device is particularly suited for digital signal processors (DSPs) and processor-based systems. It features a precision supply voltage monitor and a power-on reset generator with a fixed delay time, ensuring proper system reset and initialization.
Key Specifications
| Parameter | Value |
|---|---|
| Supply Voltage | 2.5 V, 3 V, 3.3 V, 5 V |
| Power-on Reset Delay | 200 ms (typical) |
| Supply Current | 9 µA (typical) |
| Temperature Range | –40°C to +85°C |
| Package | 3-Pin SOT-23 (DBZ) |
| Output Topology | Push-pull, active-low |
| Threshold Voltage Accuracy | ±0.5% (typical) |
Key Features
- Precision supply voltage monitoring for 2.5 V, 3 V, 3.3 V, and 5 V.
- Power-on reset generator with a fixed delay time of 200 ms.
- Low supply current of 9 µA (typical).
- Operating temperature range of –40°C to +85°C.
- 3-Pin SOT-23 package.
- Pin-for-pin compatible with the MAX809.
- No external components required.
Applications
- Digital signal processors (DSPs) and processor-based systems.
- Electricity meters.
- Factory automation.
- Portable, battery-powered equipment.
- Set-top boxes and TVs.
- Building automation.
- Notebook/desktop computers and servers.
Q & A
- What is the primary function of the TLV809EA29DBZR? The primary function is to provide circuit initialization and timing supervision through precision supply voltage monitoring and power-on reset generation.
- What are the supported supply voltages for the TLV809EA29DBZR? The device supports supply voltages of 2.5 V, 3 V, 3.3 V, and 5 V.
- What is the typical power-on reset delay time for the TLV809EA29DBZR? The typical power-on reset delay time is 200 ms.
- What is the typical supply current of the TLV809EA29DBZR? The typical supply current is 9 µA.
- What is the operating temperature range of the TLV809EA29DBZR? The operating temperature range is –40°C to +85°C.
- In what package is the TLV809EA29DBZR available? The device is available in a 3-Pin SOT-23 (DBZ) package.
- Is the TLV809EA29DBZR pin-for-pin compatible with other devices? Yes, it is pin-for-pin compatible with the MAX809.
- Does the TLV809EA29DBZR require external components for operation? No, it does not require external components.
- What are some common applications of the TLV809EA29DBZR? Common applications include DSPs, factory automation, portable battery-powered equipment, set-top boxes, building automation, and notebook/desktop computers.
- What is the output topology of the TLV809EA29DBZR? The output topology is push-pull, active-low.
