ATMEGA88-20MUR Atmel, ATMEGA88-20MUR Datasheet - Page 365

• Manufacturer Part Number: ATMEGA88-20MUR
• Description: MCU AVR 8K FLASH 20MHZ 32QFN
• Manufacturer: Atmel
• Series: AVR® ATmegar

Specifications of ATMEGA88-20MUR

• 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: *
• 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: 8-chx10-bit
• Instruction Set Architecture: RISC
• Operating Temp Range: -40C to 85C
• Operating Temperature Classification: Industrial
• Mounting: Surface Mount
• Pin Count: 32
• Package Type: MLF EP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

36.6
36.7
36.8
36.9
36.10 Rev. 2545K-04/07
36.11 Rev. 2545J-12/06
2545T–AVR–05/11
Rev. 2545O-02/09
Rev. 2545N-01/09
Rev. 2545M-09/07
Rev. 2545L-08/07
1.
2.
1.
2.
3.
4.
5.
6.
7.
1.
2.
3.
1.
2.
3.
4.
1.
2.
3.
1.
Changed minimum Power-on Reset Threshold Voltage (falling) to 0.05V in
Added section
Updated code example in
Changed description in
3 on page
Removed section “Power-on slope rate” from
page
Updated
designs”.
Merged the sections Resources, Data Retention and About Code Examples under
one common section,
Updated
Updated
Updated
Updated
Added
Updated
“Preliminary“ removed through the datasheet.
Updated
Updated
Updated Note in
Table 9-10 on page
Updated
Updated“Errata Atmel ATmega48” on page 357
Updated
307.
“Data retention” on page
Figure 9-4 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
“Features” on page 1
307.
“” on page
Table 9-3 on page
34.
“Resources” on page
“Analog-to-digital converter” on page
307.
“MCUCR – MCU control register” on page
35.
1.
1.
56.
8.
and added the note “Not recommended for new
30,
Table 9-5 on page
311.
36.
8.
“System and reset characteristics” on
78.
.
330.
ATmega48/88/168
307.
31,
244.
Table 9-8 on page
64.
Table 29-
34,
365