ATMEGA3250P-20AU Atmel, ATMEGA3250P-20AU Datasheet - Page 307
![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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26.4
26.4.1
Table 26-1.
Notes:
26.4.2
26.4.3
307
Factory
Calibration
User
Calibration
Clock Characterizations
1. Voltage range for ATmega325PV/3250PV/645PV/6450PV.
2. Voltage range for ATmega325P/3250P.
ATmega325P/3250P
Calibrated Internal RC Oscillator Accuracy
External Clock Drive Waveforms
External Clock Drive
Calibration Accuracy of Internal RC Oscillator
Figure 26-3. External Clock Drive Waveforms
Table 26-2.
Symbol
1/t
t
t
t
t
t
Δ
CLCL
CHCX
CLCX
CLCH
CHCL
t
CLCL
CLCL
7.3 - 8.1 MHz
Frequency
8.0 MHz
Parameter
Oscillator
Frequency
Clock Period
High Time
Low Time
Rise Time
Fall Time
Change in period
from one clock
cycle to the next
V
External Clock Drive
IL1
V
IH1
1.8V - 5.5V
2.7V - 5.5V
V
3V
1000
Min.
400
400
V
CC
0
CC
=1.8-5.5V
(1)
(2)
Max.
2.0
2.0
4
2
Min.
100
V
Temperature
40
40
-40⋅C - 85⋅C
0
CC
=2.7-5.5V
25⋅C
Max.
1.6
1.6
10
2
Min.
V
50
20
20
0
CC
Calibration Accuracy
=4.5-5.5V
Max.
±10%
0.5
0.5
±1%
20
8023F–AVR–07/09
2
Units
MHz
ns
ns
ns
μs
μs
%
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