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MAX16021 (15)
The MAX16021 is available from Analog Devices at Xecor. Designed for low-power microprocessor supervisory circuits with battery-backup control and chip-enable gating, the MAX16021 offers features such as system monitoring for multiple power-supply voltages, a wide operating voltage range of 1.53V to 5.5V, and ultra-low supply current of 1.2µA (0.25µA in battery-backup mode). Available in compact 16-pin TQFN packages, it is ideal for applications such as GPS systems, industrial control, portable/battery equipment, and point-of-sale equipment. Whether used in set-top boxes, backup power for RTCs, or CMOS memory protection, this series ensures reliability, efficiency, and scalability for demanding applications. Xecor is an authorized distributor for Analog Devices. Please view our extensive selection of the MAX16021 series below.
| Part Number | Description | Package | Inventory | Add To Bom |
|---|---|---|---|---|
| MAX16021LTER+T | Superior processing capabilities with flexible I/O option | TQFN EP-16 | 6,978 | |
| MAX16021LTEM+ | A comprehensive supervisory circuit solution for microcontrollers that ensures seamless system operation in the event of a power failur | 16-WQFN Exposed Pad | 2,926 | |
| MAX16021LTEZ+ | MAX16021LTEZ+: Low-power supervisory circuit with battery backup | TQFN EP-16 | 3,904 | |
| MAX16021LTES+T | High-performance -pin TQFN package featuring active high, low, and push-pull output stage | TQFN-16 | 9,903 | |
| MAX16021LTET+ | Intelligent power management for modern embedded systems | WQFN-16 | 6,181 | |
| MAX16021LTES+ | Leading-edge technology in one convenient packag | WQFN-16 | 6,991 | |
| MAX16021LTEY+ | This product, MAX16021LTEY+, functions as a processor supervisor with a 2 | WQFN-16 | 7,691 | |
| MAX16021PTES+ | Monitor and manage voltage levels effectively with this precision supervisor | WQFN-16 | 8,976 | |
| MAX16021PTEV+ | Advanced Voltage Regulation: Stabilize power supply and prevent system crashe | WQFN-16 | 7,675 | |
| MAX16021PTET+ | Power-efficient microcontroller supervision circuits with backup battery functionality and chip-enable control | WQFN-16 | 2,847 | |
| MAX16021PTEL+ | MAX16021PTEL+: Low-power supervision with battery backup | 16-WQFN Exposed Pad | 7,209 | |
| MAX16021PTEV+T | Combines low power consumption with robust battery backup and gating functionality | TQFN-16 | 6,947 | |
| MAX16021PTEW+ | High-reliability chip enables robust monitoring and control systems | 16-WQFN Exposed Pad | 2,023 | |
| MAX16021LTET+T | Features: Monitor circuit with reset function, ROHS compliant | TQFN-16 | 7,172 | |
| MAX16021PTES+T | Supervisory Circuits Low-Power N<P Supervisory Circuits with Battery-Backup Circuit and Chip-Enable Gating | TQFN-16 | 7,001 |
Key Featrues
Low Supply Current: The device operates with a low supply current of 1.2µA (0.25µA in battery-backup mode), significantly enhancing energy efficiency, especially in portable or battery-powered applications, extending battery life and reducing power consumption.
Wide Operating Voltage Range: With an operating voltage range of 1.53V to 5.5V, the device is versatile and suitable for a variety of power supply voltages, making it adaptable to different system requirements and improving its applicability across diverse use cases.
Chip-Enable Gating with Fast Propagation Delay: The on-board gating of CE signals with a 1.5ns propagation delay ensures quick and reliable write protection for memory, enhancing system reliability and data integrity in microprocessor-based systems.
Battery Freshness Seal: This feature maintains the battery's charge and readiness, ensuring the battery remains functional during backup operations, which is crucial for applications requiring reliable power backup, such as RTCs and CMOS memories.
Comprehensive System Monitoring: The device monitors multiple power-supply voltages (5V, 3.3V, 3V, 2.5V, or 1.8V) and includes a power-fail comparator and low-line indicator for voltages down to 0.6V, providing robust system monitoring and early warning for potential power issues, improving overall system reliability.
Wide Operating Voltage Range: With an operating voltage range of 1.53V to 5.5V, the device is versatile and suitable for a variety of power supply voltages, making it adaptable to different system requirements and improving its applicability across diverse use cases.
Chip-Enable Gating with Fast Propagation Delay: The on-board gating of CE signals with a 1.5ns propagation delay ensures quick and reliable write protection for memory, enhancing system reliability and data integrity in microprocessor-based systems.
Battery Freshness Seal: This feature maintains the battery's charge and readiness, ensuring the battery remains functional during backup operations, which is crucial for applications requiring reliable power backup, such as RTCs and CMOS memories.
Comprehensive System Monitoring: The device monitors multiple power-supply voltages (5V, 3.3V, 3V, 2.5V, or 1.8V) and includes a power-fail comparator and low-line indicator for voltages down to 0.6V, providing robust system monitoring and early warning for potential power issues, improving overall system reliability.
Applications
GPS Systems: The MAX16016/MAX16020/MAX16021 supervisory circuits are ideal for GPS systems, providing reliable power-supply monitoring and battery-backup control. Their low-power operation ensures extended battery life, while the chip-enable gating feature protects memory integrity, making them suitable for portable and battery-operated GPS devices in automotive, marine, and outdoor navigation applications.
Industrial Control: These supervisory circuits are well-suited for industrial control systems, where they monitor power supplies and ensure system reliability. The battery-backup control and low-power operation make them ideal for maintaining critical operations during power outages, while the watchdog timer and power-fail comparator enhance system stability in harsh industrial environments.
Point-of-Sale Equipment: The MAX16016/MAX16020/MAX16021 are perfect for point-of-sale (POS) equipment, offering robust power-supply monitoring and battery-backup functionality. Their small form factor and low power consumption make them ideal for compact POS devices, ensuring uninterrupted operation and data integrity during power fluctuations or battery swaps.
Portable/Battery Equipment: These circuits are highly effective in portable and battery-powered equipment, such as handheld medical devices or portable meters. The low 1.2µA supply current and battery freshness seal feature ensure long battery life and reliable performance, while the chip-enable gating protects memory during power transitions, making them ideal for portable applications requiring precision and reliability.
Industrial Control: These supervisory circuits are well-suited for industrial control systems, where they monitor power supplies and ensure system reliability. The battery-backup control and low-power operation make them ideal for maintaining critical operations during power outages, while the watchdog timer and power-fail comparator enhance system stability in harsh industrial environments.
Point-of-Sale Equipment: The MAX16016/MAX16020/MAX16021 are perfect for point-of-sale (POS) equipment, offering robust power-supply monitoring and battery-backup functionality. Their small form factor and low power consumption make them ideal for compact POS devices, ensuring uninterrupted operation and data integrity during power fluctuations or battery swaps.
Portable/Battery Equipment: These circuits are highly effective in portable and battery-powered equipment, such as handheld medical devices or portable meters. The low 1.2µA supply current and battery freshness seal feature ensure long battery life and reliable performance, while the chip-enable gating protects memory during power transitions, making them ideal for portable applications requiring precision and reliability.