ATMEL AVR Microcontrollers ATmega162 ATmega162V Data Sheet
Summary
The ATmega162 is a highly efficient, low-power 8-bit microcontroller built on the AVR enhanced RISC architecture, perfect for advanced embedded systems and real-time control applications. This technical guide provides detailed specifications of the MCU's extensive features, including multiple timers/counters, dual USART interfaces, programmable I/O (up to 35 lines), and robust Flash/EEPROM memory. It is designed for electrical engineers and system designers requiring reliable performance in resource-constrained, low-power electronic devices.
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BDTIC www.bdtic.com/ATMEL
Features High-performance, Low-power AVR® 8-bit Microcontroller Advanced RISC Architecture 131 Powerful Instructions – Most Single-clock Cycle Execution 32 x 8 General Purpose Working Registers Fully Static Operation Up to 16 MIPS Throughput at 16 MHz On-chip 2-cycle Multiplier High Endurance Non-volatile Memory segments 16K Bytes of In-System Self-programmable Flash program memory 512 Bytes EEPROM 8-bit 1K Bytes Internal SRAM Write/Erase cycles: 10,000 Flash/100,000 EEPROM
Microcontroller
Data retention: 20 years at 85°C/100 years at 25°C(1) Optional Boot Code Section with Independent Lock Bits
with 16K Bytes
In-System Programming by On-chip Boot Program True Read-While-Write Operation
Up to 64K Bytes Optional External Memory Space In-System
Programming Lock for Software Security JTAG (IEEE std. 1149.1 Compliant) Interface Programmable Boundary-scan Capabilities According to the JTAG Standard Extensive On-chip Debug Support Flash Programming of Flash, EEPROM, Fuses, and Lock Bits through the JTAG Interface Peripheral Features Two 8-bit Timer/Counters with Separate Prescalers and Compare Modes Two 16-bit Timer/Counters with Separate Prescalers, Compare Modes, and ATmega162 Capture Modes Real Time Counter with Separate Oscillator
ATmega162V
Six PWM Channels Dual Programmable Serial USARTs Master/Slave SPI Serial Interface Programmable Watchdog Timer with Separate On-chip Oscillator On-chip Analog Comparator
Summary
Special Microcontroller Features Power-on Reset and Programmable Brown-out Detection Internal Calibrated RC Oscillator External and Internal Interrupt Sources Five Sleep Modes: Idle, Power-save, Power-down, Standby, and Extended Standby I/O and Packages 35 Programmable I/O Lines 40-pin PDIP, 44-lead TQFP, and 44-pad MLF Operating Voltages 1.8 - 5.5V for ATmega162V 2.7 - 5.5V for ATmega162 Speed Grades 0 - 8 MHz for ATmega162V (see Figure 113 on page 266) 0 - 16 MHz for ATmega162 (see Figure 114 on page 266)
Page Summary Contents For ATMEL AVR Microcontrollers ATmega162 ATmega162V Data Sheet
Manual Details
| Brand | Atmel |
|---|---|
| Pages | 22 |
| File Size | 579.57 KB |
| Published | May 15, 2026 |
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Frequently Asked Questions
What is the required operating voltage range?
The ATmega162V operates between 1.8 - 5.5V, while the general ATmega162 version requires 2.7 - 5.5V.
How much non-volatile memory does the microcontroller provide?
It features 16K Bytes of In-System Flash program memory, 512 Bytes EEPROM, and 1K Bytes Internal SRAM.
What standard interfaces are available for communication?
It supports two programmable Serial USARTs and a Master/Slave SPI Serial Interface for various data transfers.
What functions does the JTAG interface support?
The JTAG (IEEE std. 1149.1 Compliant) interface allows programming of the Flash, EEPROM, Fuses, and Lock Bits, alongside boundary-scan capabilities.