ATMEGA32L-8MU Atmel, ATMEGA32L-8MU Datasheet - Page 19

• Manufacturer Part Number: ATMEGA32L-8MU
• Description: IC AVR MCU 32K 8MHZ 3V 44-QFN
• Manufacturer: Atmel
• Series: AVR® ATmegar

Specifications of ATMEGA32L-8MU

• Core Processor: AVR
• Core Size: 8-Bit
• Speed: 8MHz
• Connectivity: I²C, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Number Of I /o: 32
• Program Memory Size: 32KB (16K x 16)
• Program Memory Type: FLASH
• Eeprom Size: 1K x 8
• Ram Size: 2K 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: 44-VQFN Exposed Pad
• Cpu Family: ATmega
• Device Core: AVR
• Device Core Size: 8b
• Frequency (max): 8MHz
• Interface Type: 2-Wire/SPI/USART
• Total Internal Ram Size: 2KB
• # I/os (max): 32
• 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: 44
• Package Type: MLF
• Processor Series: ATMEGA32x
• Core: AVR8
• Data Bus Width: 8 bit
• Data Ram Size: 2 KB
• Maximum Clock Frequency: 8 MHz
• Number Of Programmable I/os: 32
• 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
• Minimum Operating Temperature: - 40 C
• Controller Family/series: AVR MEGA
• No. Of I/o's: 32
• Eeprom Memory Size: 1KB
• Ram Memory Size: 2KB
• Cpu Speed: 8MHz
• Rohs Compliant: Yes
• For Use With: ATSTK524 - KIT STARTER ATMEGA32M1/MEGA32C1ATSTK600-TQFP32 - STK600 SOCKET/ADAPTER 32-TQFPATSTK600-TQFP44 - STK600 SOCKET/ADAPTER 44-TQFPATSTK600 - DEV KIT FOR AVR/AVR32770-1007 - ISP 4PORT ATMEL AVR MCU SPI/JTAGATAVRDRAGON - KIT DRAGON 32KB FLASH MEM AVRATAVRISP2 - PROGRAMMER AVR IN SYSTEMATJTAGICE2 - AVR ON-CHIP D-BUG SYSTEMATSTK500 - PROGRAMMER AVR STARTER KIT
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Changes from Rev.
2503D-02/03 to
Rev. 2503E-09/03
Changes from Rev.
2503C-10/02 to
Rev. 2503D-02/03
Changes from Rev.
2503B-10/02 to
Rev. 2503C-10/02
Changes from Rev.
2503A-03/02 to
Rev. 2503B-10/02
2503QS–AVR–02/11
1. Updated and changed “On-chip Debug System” to
2. Updated
3. Updated
4. Updated description for Bit 7 – JTD: JTAG Interface Disable on
5. Added a note regarding JTAGEN fuse to
6. Updated Absolute Maximum Ratings* , DC Characteristics and ADC Characteristics in
7. Added a proposal for solving problems regarding the JTAG instruction IDCODE in
1. Added EEAR9 in EEARH in
2. Added Chip Erase as a first step
3. Removed reference to “Multi-purpose Oscillator” application note and “32 kHz Crys-
4. Added information about PWM symmetry for Timer0 and Timer2.
5. Added note in
6. Added “Power Consumption” data in
7. Added section
8. Added note about Differential Mode with Auto Triggering in
9. Updated
10.Added updated
1. Updated the
1. Canged the endurance on the Flash to 10,000 Write/Erase Cycles.
2. Bit nr.4 – ADHSM – in SFIOR Register removed.
3. Added the section
4. When using External Clock there are some limitations regards to change of fre-
Debug System” on page
“Electrical Characteristics” on page
“Errata” on page
gramming the EEPROM” on page
tal Oscillator” application note, which do not exist.
ing to the EEPROM during an SPM Page Load.
sion Timing” on page
quency. This is described in
Table 15 on page
“Test Access Port – TAP” on page 219
Table 89 on page
“DC Characteristics” on page
“Filling the Temporary Buffer (Page Loading)” on page 251
“Packaging Information” on page
“EEPROM Write During Power-down Sleep Mode” on page
336.
“Default Clock Source” on page
204.
35.
37.
232.
“Register Summary” on page
“External Clock” on page 31
in“Programming the Flash” on page 284
285.
287.
“Features” on page
Table 104 on page
287.
regarding the JTAGEN fuse.
333.
25.
“JTAG Interface and On-chip
327.
and
1.
257.
“Prescaling and Conver-
ATmega32(L)
Table 117 on page
page
228.
22.
about writ-
and
“Pro-
289.
19