ATMEGA645-16MU Atmel, ATMEGA645-16MU Datasheet - Page 360

• Manufacturer Part Number: ATMEGA645-16MU
• Description: IC AVR MCU FLASH 64K 64-QFN
• Manufacturer: Atmel
• Series: AVR® ATmegar

Specifications of ATMEGA645-16MU

• 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: 53
• Program Memory Size: 64KB (32K x 16)
• Program Memory Type: FLASH
• Eeprom Size: 2K x 8
• Ram Size: 4K 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-MLF®, 64-QFN
• Processor Series: ATMEGA64x
• Core: AVR8
• Data Bus Width: 8 bit
• Data Ram Size: 4 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: 10 bit, 8 Channel
• Package: 64MLF EP
• Device Core: AVR
• Family Name: ATmega
• Maximum Speed: 16 MHz
• For Use With: ATSTK600-TQFP64 - STK600 SOCKET/ADAPTER 64-TQFP770-1007 - ISP 4PORT ATMEL AVR MCU SPI/JTAGATAVRISP2 - PROGRAMMER AVR IN SYSTEM
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

2570M–AVR–04/11
26 Memory Programming ......................................................................... 265
27 Electrical Characteristics .................................................................... 297
28
29 Register Summary ............................................................................... 336
30 Instruction Set Summary .................................................................... 340
31 Ordering Information ........................................................................... 343
Typical Characteristics ....................................................................... 306
26.1
26.2
26.3
26.4
26.5
26.6
26.7
26.8
27.1
27.2
27.3
27.4
27.5
27.6
27.7
28.1
28.2
28.3
28.4
28.5
28.6
28.7
28.8
28.9
28.10
28.11
28.12
28.13
Program And Data Memory Lock Bits ...........................................................265
Fuse Bits ........................................................................................................266
Signature Bytes .............................................................................................268
Calibration Byte .............................................................................................268
Parallel Programming Parameters, Pin Mapping, and Commands ...............268
Parallel Programming ....................................................................................271
Serial Downloading ........................................................................................280
Programming via the JTAG Interface ............................................................284
Absolute Maximum Ratings* .........................................................................297
DC Characteristics .........................................................................................297
Speed Grades ...............................................................................................299
Clock Characteristics .....................................................................................300
System and Reset Characteristics ................................................................301
SPI Timing Characteristics ............................................................................302
ADC ...............................................................................................................304
Active Supply Current ....................................................................................306
Idle Supply Current ........................................................................................309
Supply Current of I/O modules ......................................................................311
Power-down Supply Current ..........................................................................312
Power-save Supply Current ...........................................................................313
Standby Supply Current ................................................................................313
Pin Pull-up .....................................................................................................314
Pin Driver Strength ........................................................................................317
Pin Thresholds and hysteresis ......................................................................323
BOD Thresholds and Analog Comparator Offset ..........................................326
Internal Oscillator Speed ...............................................................................329
Current Consumption of Peripheral Units ......................................................331
Current Consumption in Reset and Reset Pulsewidth ..................................334
ATmega325/3250/645/6450
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