ATMEGA48-20MMH Atmel, ATMEGA48-20MMH Datasheet - Page 323

• Manufacturer Part Number: ATMEGA48-20MMH
• Description: MCU AVR 4KB FLASH 20MHZ 28QFN
• Manufacturer: Atmel
• Series: AVR® ATmegar

Specifications of ATMEGA48-20MMH

• 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: 28-VQFN Exposed Pad, 28-HVQFN, 28-SQFN, 28-DHVQFN
• Processor Series: ATMEGA48x
• Core: AVR8
• 3rd Party Development Tools: EWAVR, EWAVR-BL
• Development Tools By Supplier: ATAVRDRAGON, ATSTK500, ATSTK600, ATAVRISP2, ATAVRONEKIT
• Data Bus Width: 8 bit
• Maximum Clock Frequency: 16 MHz
• Operating Supply Voltage: 2.7 V to 5.5 V
• Supply Voltage (max): 5.5 V
• Supply Voltage (min): 2.7 V
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

29.5
29.6
2545S–AVR–07/10
Power-Save Supply Current
Standby Supply Current
Figure 29-15. Power-Save Supply Current vs. V
Figure 29-16. Standby Supply Current vs. V
180
160
140
120
100
12
10
80
60
40
20
8
6
4
2
0
0
1.5
1.5
2
2
2.5
2.5
3
3
V
V
CC
3.5
CC
3.5
(V)
(V)
CC
(Low Power Crystal Oscillator)
CC
4
(Watchdog Timer Disabled)
4
4.5
4.5
ATmega48/88/168
5
5
5.5
5.5
6 MHz Xtal
6 MHz Res.
4 MHz Res.
4 MHz Xtal
2 MHz Xtal
2 MHz Res.
455 kHz Res.
1 MHz Res.
32 kHz Xtal
25°C
323