ATMEGA48PA-PN Atmel, ATMEGA48PA-PN Datasheet - Page 344

• Manufacturer Part Number: ATMEGA48PA-PN
• Description: MCU AVR 4KB FLASH 20MHZ 28PDIP
• Manufacturer: Atmel
• Series: AVR® ATmegar

Specifications of ATMEGA48PA-PN

• 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): 1.8 V ~ 5.5 V
• Data Converters: A/D 6x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: *
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

29.1.11
8161D–AVR–10/09
Internal Oscilllator Speed
Figure 29-33. ATmega48PA: BOD Thresholds vs. Temperature (BODLEVEL is 4.3 V)
Figure 29-34. ATmega48PA: Watchdog Oscillator Frequency vs. Temperature
116
114
112
110
108
106
104
4.36
4.34
4.32
4.28
4.26
4.24
4.3
-40
-50
-30
-40
-20
-30
-10
-20
ATmega48PA/88PA/168PA/328P
0
-10
10
0
Temperature (°C)
Temperature (°C)
20
10
Falling Vcc
Rising Vcc
20
30
30
40
40
50
50
60
60
70
70
80
80
90
2.7 V
3.3 V
4.0 V
5.5 V
90
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