ATMEGA325-16AU Atmel, ATMEGA325-16AU Datasheet - Page 27

• Manufacturer Part Number: ATMEGA325-16AU
• Description: IC AVR MCU 32K 16MHZ 64TQFP
• Manufacturer: Atmel
• Series: AVR® ATmegar

Specifications of ATMEGA325-16AU

• Core Processor: AVR
• Core Size: 8-Bit
• Speed: 16MHz
• Connectivity: SPI, UART/USART, USI
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Number Of I /o: 54
• Program Memory Size: 32KB (16K x 16)
• Program Memory Type: FLASH
• Eeprom Size: 1K x 8
• Ram Size: 2K x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 5.5 V
• Data Converters: A/D 8x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 64-TQFP, 64-VQFP
• Processor Series: ATMEGA32x
• Core: AVR8
• Data Bus Width: 8 bit
• Data Ram Size: 2 KB
• Interface Type: SPI/UART/USI
• Maximum Clock Frequency: 16 MHz
• Number Of Programmable I/os: 54
• Number Of Timers: 3
• Operating Supply Voltage: 2.7 V to 5.5 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• 3rd Party Development Tools: EWAVR, EWAVR-BL
• Development Tools By Supplier: ATAVRDRAGON, ATSTK500, ATSTK600, ATAVRISP2, ATAVRONEKIT
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 8-ch x 10-bit
• Cpu Family: ATmega
• Device Core: AVR
• Device Core Size: 8b
• Frequency (max): 16MHz
• Total Internal Ram Size: 2KB
• # I/os (max): 54
• Number Of Timers - General Purpose: 3
• Operating Supply Voltage (typ): 3.3/5V
• Operating Supply Voltage (max): 5.5V
• Operating Supply Voltage (min): 2.7V
• Instruction Set Architecture: RISC
• Operating Temp Range: -40C to 85C
• Operating Temperature Classification: Industrial
• Mounting: Surface Mount
• Pin Count: 64
• Package Type: TQFP
• Package: 64TQFP
• Family Name: ATmega
• Maximum Speed: 16 MHz
• For Use With: ATSTK600-TQFP64 - STK600 SOCKET/ADAPTER 64-TQFP770-1007 - ISP 4PORT ATMEL AVR MCU SPI/JTAG770-1005 - ISP 4PORT FOR ATMEL AVR MCU JTAG770-1004 - ISP 4PORT FOR ATMEL AVR MCU SPIATAVRISP2 - PROGRAMMER AVR IN SYSTEM
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

11.6
11.7
11.8
11.9
11.10 Rev. 2570C – 11/04
2570LS–AVR–08/07
Rev. 2570G – 04/06
Rev. 2570F – 03/06
Rev. 2570E – 03/06
Rev. 2570D – 05/05
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Updated Introduction in
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Updated Features in
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MLF-package alternative changed to “Quad Flat No-Lead/Micro Lead Frame
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“0 - 8 MHz @ 2.7 - 5.5V, 0 - 16 MHz @ 4.5 - 5.5V” on page 1
Table 9-8 on page 29
COM01:0 renamed COM0A1:0 in
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“Resources” on page
“Pin Change Interrupt Timing” on page
Figure 27-12 on page
“Supply Current of I/O modules” on page
“Calibrated Internal RC Oscillator” on page
“Errata” on page
“Power Management and Sleep Modes” on page
“Bit 0 – IVCE: Interrupt Vector Change Enable” on page
19.“SPI – Serial Peripheral Interface” on page
“Bit 6 – ACBG: Analog Comparator Bandgap Select” on page
“Prescaling and Conversion Timing” on page
“ATmega325/3250/645/6450 Boot Loader Parameters” on page
“DC Characteristics” on page
“Signature Bytes” on page
Table 27-15 on page
Figure 23-9 on page 208
“Ordering Information” on page
“Enter Programming Mode” on page
“Analog to Digital Converter” on page
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“I/O-Ports” on page
“Register Summary” on page
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“8-bit Timer/Counter0 with PWM” on page
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ATmega325/3250/645/6450
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Figure 27-5 on page
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