ATMEGA88-20MU Atmel, ATMEGA88-20MU Datasheet - Page 364

• Manufacturer Part Number: ATMEGA88-20MU
• Description: IC AVR MCU 8K 20MHZ 5V 32-QFN
• Manufacturer: Atmel
• Series: AVR® ATmegar

Specifications of ATMEGA88-20MU

• 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 8x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 32-VQFN Exposed Pad, 32-HVQFN, 32-SQFN, 32-DHVQFN
• Package: 32MLF EP
• Device Core: AVR
• Family Name: ATmega
• Maximum Speed: 20 MHz
• Operating Supply Voltage: 3.3|5 V
• Data Bus Width: 8 Bit
• Number Of Programmable I/os: 23
• Interface Type: SPI/TWI/USART
• On-chip Adc: 8-chx10-bit
• Number Of Timers: 3
• Processor Series: ATMEGA8x
• Core: AVR8
• Data Ram Size: 1 KB
• Maximum Clock Frequency: 20 MHz
• 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, ATAVRTS2080A, ATASTK512-EK1-IND
• Minimum Operating Temperature: - 40 C
• A/d Inputs: 8-Channel, 10-Bit
• Cpu Speed: 20 MIPS
• Eeprom Memory: 512 Bytes
• Input Output: 23
• Interface: SPI/TWI/USART
• Memory Type: Flash
• Number Of Bits: 8
• Package Type: 32-pin MLF
• Programmable Memory: 8K Bytes
• Timers: 2-8-bit, 1-16-bit
• Voltage, Range: 4.5-5.5 V
• Controller Family/series: AVR MEGA
• No. Of I/o's: 23
• Eeprom Memory Size: 512Byte
• Ram Memory Size: 1KB
• No. Of Timers: 3
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

35.7
35.8
35.9
35.10 Rev. 2545J-12/06
35.11 Rev. 2545I-11/06
35.12 Rev. 2545H-10/06
364
Rev. 2545M-09/07
Rev. 2545L-08/07
Rev. 2545K-04/07
ATmega48/88/168
4.
5.
6.
7.
1.
2.
3.
1.
2.
3.
4.
1.
2.
3.
1.
2.
3.
4.
1.
2.
3.
1.
2.
3.
Added section
Updated Features in
Fixed typos in
Updated typos.
Updated
Updated
Updated
Added
Updated
“Preliminary“ removed through the datasheet.
Updated
Updated code example in
Updated
Updated Note in
Table 8-10 on page
Updated
Updated“Errata ATmega48” on page 356
Changed description in
Updated
Updated
Updated
Updated
Updated
Updated
Updated
“Data Retention” on page
“System Clock Prescaler” on page
“Alternate Functions of Port B” on page
“Pin Thresholds and Hysteresis” on page
“ADC Characteristics” on page
“Features” on page
“System and Reset Characteristics” on page
“Interrupts” on page
“Features” on page
Table 1-1 on page
“Ordering Information” on page
“Packaging Information” on page
“Features” on page
“Features” on page
“Calibrated Internal RC Oscillator” on page
Table 28-3 on page
“” on page
Table 8-3 on page
33.
“2-wire Serial Interface” on page
“Analog-to-Digital Converter” on page
306.
“MCUCR – MCU Control Register” on page
2.
1.
1.
1.
1.
55.
7.
306.
29,
Table 8-5 on page
310.
349.
.
352.
35.
77.
329.
32.
208.
306.
30,
243.
Table 8-8 on page
63.
2545S–AVR–07/10
33,