ATMEGA88-20PU Atmel, ATMEGA88-20PU Datasheet - Page 366

• Manufacturer Part Number: ATMEGA88-20PU
• Description: IC AVR MCU 8K 20MHZ 5V 28DIP
• Manufacturer: Atmel
• Series: AVR® ATmegar

Specifications of ATMEGA88-20PU

• Core Processor: AVR
• Core Size: 8-Bit
• Speed: 20MHz
• Connectivity: I²C, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Number Of I /o: 23
• Program Memory Size: 8KB (4K x 16)
• Program Memory Type: FLASH
• Eeprom Size: 512 x 8
• Ram Size: 1K x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 5.5 V
• Data Converters: A/D 6x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 28-DIP (0.300", 7.62mm)
• Cpu Family: ATmega
• Device Core: AVR
• Device Core Size: 8b
• Frequency (max): 20MHz
• Interface Type: SPI/TWI/USART
• Total Internal Ram Size: 1KB
• # I/os (max): 23
• 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
• On-chip Adc: 6-chx10-bit
• Instruction Set Architecture: RISC
• Operating Temp Range: -40C to 85C
• Operating Temperature Classification: Industrial
• Mounting: Through Hole
• Pin Count: 28
• Package Type: PDIP
• Processor Series: ATMEGA8x
• Core: AVR8
• Data Bus Width: 8 bit
• Data Ram Size: 1 KB
• Maximum Clock Frequency: 20 MHz
• Number Of Programmable I/os: 23
• Number Of Timers: 3
• Operating Supply Voltage: 2.7 V to 5.5 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: Through Hole
• 3rd Party Development Tools: EWAVR, EWAVR-BL
• Development Tools By Supplier: ATAVRDRAGON, ATSTK500, ATSTK600, ATAVRISP2, ATAVRONEKIT, ATAVRTS2080A, ATASTK512-EK1-IND
• Minimum Operating Temperature: - 40 C
• Package: 28PDIP
• Family Name: ATmega
• Maximum Speed: 20 MHz
• For Use With: ATAVRDRAGON - KIT DRAGON 32KB FLASH MEM AVRATAVRISP2 - PROGRAMMER AVR IN SYSTEM
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

35.14 Rev. 2545F-05/05
35.15 Rev. 2545E-02/05
35.16 Rev. 2545D-07/04
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ATmega48/88/168
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Table notes in
Updated instructions used with WDTCSR in relevant code examples.
Updated cross-reference in
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MLF-package alternative changed to “Quad Flat No-Lead/Micro Lead Frame Package
QFN/MLF”.
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305and
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266.
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Moved “TIMSK2 – Timer/Counter2 Interrupt Mask Register” on page17.11.6 and
“TIFR2 – Timer/Counter2 Interrupt Flag Register” on page17.11.7 to
“Register Description” on page
Updated equation in
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Updated Ordering Information for
Updated
Updated equation in
Table 26-11 on page
Section 3. “Resources” on page 7
“Pin Change Interrupt Timing” on page 65
“Page Size” on page
Section 8.6 “Calibrated Internal RC Oscillator” on page
Table 27-16 on page 299
Section 27.8.3 “Serial Programming Instruction set” on page
Section 34. “Errata” on page
“EECR – The EEPROM Control Register” on page
“Calibrated Internal RC Oscillator” on page
“External Clock” on page
“8-bit Timer/Counter Block Diagram” on page
“Enter Programming Mode” on page
“DC Characteristics” on page
“Ordering Information” on page
“Errata ATmega88” on page 359
“System Clock Prescaler” on page
“Serial Programming Algorithm” on page
“Errata ATmega88” on page 359
“SPMCSR – Store Program Memory Control and Status Register” on page
Table 8-5 on page
Table 28-3 on page
Section 28.2 “DC Characteristics” on page 302
“Bit Rate Generator Unit” on page
“Bit Rate Generator Unit” on page
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“Electrical Interconnection” on page
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Table 28-4 on page
“ATmega168” on page
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“Errata ATmega168” on page
“Errata ATmega168” on page
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Table 26-9 on page
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Table 28-2 on page
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2545S–AVR–07/10
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