ATMEGA88-20MU Atmel, ATMEGA88-20MU Datasheet - Page 30
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ATMEGA88-20MU
Manufacturer Part Number
ATMEGA88-20MU
Description
IC AVR MCU 8K 20MHZ 5V 32-QFN
Manufacturer
Atmel
Series
AVR® ATmegar
Datasheets
1.ATAVRTS2080B.pdf
(378 pages)
2.ATMEGA48-20AU.pdf
(35 pages)
3.ATMEGA88-20MU.pdf
(33 pages)
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
9.6
9.7
30
Rev. 2545G-06/06
Rev. 2545F-05/05
ATmega48/88/168
9.
10.
11.
12.
13.
14.
1.
2.
3.
4.
5.
6.
7.
8.
9.
10.
11.
12.
13.
14.
15.
16.
17
18.
19.
20.
1.
2.
3.
4.
5.
Added Addresses in Registers.
Updated Features in
Added
Updated
Table 14-2 on page
3 on page
page
Added Note to
page
Updated
Updated
Updated
Updated
Updated
Updated
12-3 on page
Updated
Updated note for
Updatad
Updated
Updated
Updated
Updated
Updated
Updated note in
Updated
Updated
Updated
Updated
Updated rev. A in
Added rev. C and D in
Added
Update
Updated
Table notes in
updated.
Updated
287.
300.
Table 27-1 on page
Section 3. “Resources” on page 7
Section 7.6 “Calibrated Internal RC Oscillator” on page
“Setting the Boot Loader Lock Bits by SPM” on page
“Signature Bytes” on page 288
“Electrical Characteristics” on page
“Errata” on page
“Calibrated Internal RC Oscillator” on page
“ADC Noise Reduction Mode” on page
“Bit 2 - PRSPI: Power Reduction Serial Peripheral Interface” on page
“TCCR0B – Timer/Counter Control Register B” on page
“Fast PWM Mode” on page
“Asynchronous Operation of Timer/Counter2” on page
“SPI – Serial Peripheral Interface” on page
“UCSRnA – USART MSPIM Control and Status Register n A” on page
“Bit 6 – ACBG: Analog Comparator Bandgap Select” on page
“Prescaling and Conversion Timing” on page
“Limitations of debugWIRE” on page
Figure 14-7 on page
Section 26.8.3 “Serial Programming Instruction set” on page
Section 33. “Errata” on page
Table 13-3 on page
Table 7-12 on page
154,
78.
Table 24-1 on page
Section 27.2 “DC Characteristics ATmega48/88/168*” on page 303
Table 16-6 on page
“Bit Rate Generator Unit” on page
Table 8-2 on page
“Errata ATmega48” on page
130,
“Analog-to-Digital Converter” on page
“Errata ATmega48” on page
Table 14-3 on page
356.
306.
35,
101,
122,
Table 8-1 on page
Table 13-6 on page
265,
Figure 28-44 on page
155,
43.
121.
356.
Table 25-5 on page
Table 16-8 on page
303.
131,
261.
356.
40.
Table 14-4 on page
216.
356.
161.
33.
39,
247.
102,
Table 9-1 on page
338.
244.
Table 13-8 on page
279, and
156, and
277.
33.
151.
104.
Table 26-17 on
300.
132,
Table 26-5 on
242.
2545LS–AVR–08/07
Table 16-
54,
44.
Table
206.
103,