ATMEGA32A-AN Atmel, ATMEGA32A-AN Datasheet - Page 173

• Manufacturer Part Number: ATMEGA32A-AN
• Description: IC MCU AVR 32K FLASH 44TQFP
• Manufacturer: Atmel
• Series: AVR® ATmegar

Specifications of ATMEGA32A-AN

• Core Processor: AVR
• Core Size: 8-Bit
• Speed: 16MHz
• 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-TQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Table 19-9.
1.
8155C–AVR–02/11
Baud
Rate
(bps)
230.4k
250k
Max
(1)
UBRR = 0, Error = 0.0%
UBRR
–
–
62.5Kbps
Examples of UBRR Settings for Commonly Used Oscillator Frequencies
U2X = 0
f
osc
Error
–
–
= 1.0000MHz
UBRR
–
–
125Kbps
U2X = 1
Error
–
–
UBRR
–
–
115.2Kbps
U2X = 0
f
osc
Error
–
–
= 1.8432MHz
UBRR
0
–
230.4Kbps
U2X = 1
Error
0.0%
–
UBRR
–
–
125Kbps
U2X = 0
f
osc
Error
–
–
ATmega32A
= 2.0000MHz
UBRR
–
0
250Kbps
U2X = 1
Error
0.0%
–
173