ATMEGA3250P-20AU Atmel, ATMEGA3250P-20AU Datasheet - Page 86
![IC MCU AVR 32K FLASH 100-TQFP](/photos/6/70/67048/313-100-tqfp_sml.jpg)
ATMEGA3250P-20AU
Manufacturer Part Number
ATMEGA3250P-20AU
Description
IC MCU AVR 32K FLASH 100-TQFP
Manufacturer
Atmel
Series
AVR® ATmegar
Specifications of ATMEGA3250P-20AU
Core Processor
AVR
Core Size
8-Bit
Speed
20MHz
Connectivity
SPI, UART/USART, USI
Peripherals
Brown-out Detect/Reset, POR, PWM, WDT
Number Of I /o
69
Program Memory Size
32KB (16K x 16)
Program Memory Type
FLASH
Eeprom Size
1K x 8
Ram Size
2K 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
100-TQFP, 100-VQFP
Processor Series
ATMEGA32x
Core
AVR8
Data Bus Width
8 bit
Data Ram Size
2 KB
Interface Type
SPI/UART/USI
Maximum Clock Frequency
20 MHz
Number Of Programmable I/os
69
Number Of Timers
3
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
For Use With
ATSTK600-TQFP100 - STK600 SOCKET/ADAPTER 100-TQFP770-1007 - ISP 4PORT ATMEL AVR MCU SPI/JTAG770-1005 - ISP 4PORT FOR ATMEL AVR MCU JTAG770-1004 - ISP 4PORT FOR ATMEL AVR MCU SPIATAVRISP2 - PROGRAMMER AVR IN SYSTEMATSTK504 - STARTER KIT AVR EXP MOD 100P LCD
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
ATMEGA3250P-16AU
ATMEGA3250P-16AU
ATMEGA3250P-16AU
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
ATMEGA3250P-20AU
Manufacturer:
AT
Quantity:
20 000
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13.4.8
13.4.9
13.4.10
13.4.11
13.4.12
13.4.13
13.4.14
13.4.15
86
ATmega325P/3250P
PORTC – Port C Data Register
DDRC – Port C Data Direction Register
PINC – Port C Input Pins Address
PORTD – Port D Data Register
DDRD – Port D Data Direction Register
PIND – Port D Input Pins Address
PORTE – Port E Data Register
DDRE – Port E Data Direction Register
Bit
0x08 (0x28)
Read/Write
Initial Value
Bit
0x07 (0x27)
Read/Write
Initial Value
Bit
0x06 (0x26)
Read/Write
Initial Value
Bit
0x0B (0x2B)
Read/Write
Initial Value
Bit
0x0A (0x2A)
Read/Write
Initial Value
Bit
0x09 (0x29)
Read/Write
Initial Value
Bit
0x0E (0x2E)
Read/Write
Initial Value
Bit
0x0D (0x2D)
Read/Write
Initial Value
PORTD7
PORTE7
PORTC7
PINC7
PIND7
DDC7
DDD7
DDE7
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
N/A
N/A
7
7
0
7
0
7
0
7
0
7
0
7
7
0
PORTD6
PORTC6
PORTE6
PINC6
PIND6
DDD6
DDC6
DDE6
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
N/A
N/A
6
6
0
6
0
6
6
0
6
0
6
0
6
0
PORTD5
PORTC5
PORTE5
PINC5
PIND5
DDD5
DDE5
DDC5
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
N/A
N/A
5
5
0
5
0
5
0
5
0
5
5
0
5
0
PORTD4
PORTC4
PORTE4
PINC4
PIND4
DDD4
DDE4
DDC4
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
N/A
N/A
4
4
0
4
0
4
0
4
0
4
4
0
4
0
PORTD3
PORTE3
PORTC3
PINC3
DDD3
PIND3
DDE3
DDC3
R/W
R/W
R/W
R/W
R/W
R/W
R/W
N/A
R/W
N/A
3
3
0
3
0
3
3
0
3
0
3
0
3
0
PORTD2
PORTE2
PORTC2
PINC2
PIND2
DDD2
DDE2
DDC2
R/W
R/W
R/W
R/W
R/W
R/W
R/W
N/A
R/W
N/A
2
2
0
2
0
2
0
2
2
0
2
0
2
0
PORTD1
PORTE1
PORTC1
PINC1
DDD1
PIND1
DDE1
DDC1
R/W
R/W
R/W
R/W
N/A
R/W
R/W
R/W
N/A
R/W
1
1
0
1
0
1
0
1
1
0
1
0
1
0
PORTD0
PORTE0
PORTC0
PINC0
DDD0
PIND0
DDE0
DDC0
R/W
R/W
R/W
R/W
R/W
R/W
R/W
N/A
N/A
R/W
0
0
0
0
0
0
0
0
0
0
0
0
0
0
8023F–AVR–07/09
PORTD
PORTE
DDRD
DDRE
PORTC
DDRC
PINC
PIND
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