ATMEGA48-20AU Atmel, ATMEGA48-20AU Datasheet - Page 349

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

Specifications of ATMEGA48-20AU

• 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
• Processor Series: ATMEGA48x
• Core: AVR8
• Data Bus Width: 8 bit
• Data Ram Size: 512 B
• Interface Type: 2-Wire/SPI/USART/Serial
• Maximum Clock Frequency: 20 MHz
• Number Of Programmable I/os: 23
• Number Of Timers: 3
• Operating Supply Voltage: 2.7 V to 5.5 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• 3rd Party Development Tools: EWAVR, EWAVR-BL
• Development Tools By Supplier: ATAVRDRAGON, ATSTK500, ATSTK600, ATAVRISP2, ATAVRONEKIT
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 8-ch x 10-bit
• Cpu Family: ATmega
• Device Core: AVR
• Device Core Size: 8b
• Frequency (max): 20MHz
• Total Internal Ram Size: 512Byte
• # I/os (max): 23
• Number Of Timers - General Purpose: 3
• Operating Supply Voltage (typ): 3.3/5V
• Operating Supply Voltage (max): 5.5V
• Operating Supply Voltage (min): 2.7V
• Instruction Set Architecture: RISC
• Operating Temp Range: -40C to 85C
• Operating Temperature Classification: Industrial
• Mounting: Surface Mount
• Pin Count: 32
• Package Type: TQFP
• For Use With: ATSTK600-TQFP32 - STK600 SOCKET/ADAPTER 32-TQFPATSTK600-DIP40 - STK600 SOCKET/ADAPTER 40-PDIP770-1007 - ISP 4PORT ATMEL AVR MCU SPI/JTAG770-1005 - ISP 4PORT FOR ATMEL AVR MCU JTAG770-1004 - ISP 4PORT FOR ATMEL AVR MCU SPIATAVRDRAGON - KIT DRAGON 32KB FLASH MEM AVRATAVRISP2 - PROGRAMMER AVR IN SYSTEMATJTAGICE2 - AVR ON-CHIP D-BUG SYSTEM
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

32. Ordering Information
32.1
Note:
〉
2545S–AVR–07/10
32A
28M1
32M1-A
28P3
Speed (MHz)
ATmega48
1. This device can also be supplied in wafer form. Please contact your local Atmel sales office for detailed ordering information
2. Pb-free packaging alternative, complies to the European Directive for Restriction of Hazardous Substances (RoHS direc-
3. See
10
20
(3)
(3)
and minimum quantities.
tive).Also Halide free and fully Green.
Figure 28-1 on page 304
32-lead, Thin (1.0 mm) Plastic Quad Flat Package (TQFP)
28-pad, 4 × 4 × 1.0 body, Lead Pitch 0.45 mm Quad Flat No-Lead/Micro Lead Frame Package (QFN/MLF)
32-pad, 5 × 5 × 1.0 body, Lead Pitch 0.50 mm Quad Flat No-Lead/Micro Lead Frame Package (QFN/MLF)
28-lead, 0.300” Wide, Plastic Dual Inline Package (PDIP)
Power Supply
1.8V - 5.5V
2.7V - 5.5V
and
Figure 28-2 on page
Ordering Code
ATmega48V-10AI
ATmega48V-10MI
ATmega48V-10PI
ATmega48V-10AU
ATmega48V-10MMU
ATmega48V-10MMH
ATmega48V-10MU
ATmega48V-10PU
ATmega48-20AI
ATmega48-20MI
ATmega48-20PI
ATmega48-20AU
ATmega48-20MMU
ATmega48-20MMH
ATmega48-20MU
ATmega48-20PU
Package Type
(2)
(2)
304.
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
Package
32A
32M1-A
28P3
32A
28M1
28M1
32M1-A
28P3
32A
32M1-A
28P3
32A
28M1
28M1
32M1-A
28P3
(1)
ATmega48/88/168
Operational Range
(-40
(-40
Industrial
Industrial
°
°
C to 85
C to 85
°
°
C)
C)
349