ATMEGA48-20AJ Atmel, ATMEGA48-20AJ Datasheet - Page 327

• Manufacturer Part Number: ATMEGA48-20AJ
• Description: IC AVR MCU 4K 5V 20MHZ 32-TQFP
• Manufacturer: Atmel
• Series: AVR® ATmegar

Specifications of ATMEGA48-20AJ

• 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: 4KB (2K x 16)
• Program Memory Type: FLASH
• Eeprom Size: 256 x 8
• Ram Size: 512 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-TQFP, 32-VQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: ATMEGA48-24AJ; ATMEGA48-24AJ

2545S–AVR–07/10
Figure 29-23. I/O Pin Source Current vs. Output Voltage (V
Figure 29-24. I/O Pin Source Current vs. Output Voltage (V
25°C
35
30
25
20
15
10
5
0
9
8
7
6
5
4
3
2
1
0
0
0
-40°C
85°C
-40°C
25°C
85°C
0.2
0.5
0.4
0.6
1
0.8
V
V
OH
OH
1.5
1
(V)
(V)
1.2
2
1.4
CC
CC
ATmega48/88/168
1.6
= 2.7V)
= 1.8V)
2.5
1.8
3
2
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