ATMEGA48A-MMH Atmel, ATMEGA48A-MMH Datasheet - Page 449
ATMEGA48A-MMH
Manufacturer Part Number
ATMEGA48A-MMH
Description
IC MCU AVR 4K FLASH 28QFN
Manufacturer
Atmel
Series
AVR® ATmegar
Specifications of ATMEGA48A-MMH
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 8x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
28-VQFN Exposed Pad, 28-HVQFN, 28-SQFN, 28-DHVQFN
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
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8271C–AVR–08/10
Figure 29-221.ATmega168A: BOD Thresholds vs. Temperature (BODLEVEL is 4.3 V)
Figure 29-222.ATmega168A: Bandgap Voltage vs. V
ATmega48A/48PA/88A/88PA/168A/168PA/328/328
1.135
1.133
1.131
1.129
1.127
1.125
1.123
1.121
1.119
1.117
1.115
4.34
4.32
4.28
4.26
4.24
4.22
4.3
4.2
1.5
-50
-40
2
-30
-20
2.5
-10
0
3
Temperature (°C)
10
Falling Vcc
Rising Vcc
Vcc (V)
3.5
20
30
CC
4
40
50
4.5
60
70
5
80
5.5
90
-40 °C
85 °C
25 °C
449
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