ATmega645P Atmel Corporation, ATmega645P Datasheet - Page 319
ATmega645P
Manufacturer Part Number
ATmega645P
Description
Manufacturer
Atmel Corporation
Specifications of ATmega645P
Flash (kbytes)
64 Kbytes
Pin Count
64
Max. Operating Frequency
16 MHz
Cpu
8-bit AVR
# Of Touch Channels
16
Hardware Qtouch Acquisition
No
Max I/o Pins
54
Ext Interrupts
17
Usb Speed
No
Usb Interface
No
Spi
2
Twi (i2c)
1
Uart
1
Graphic Lcd
No
Video Decoder
No
Camera Interface
No
Adc Channels
8
Adc Resolution (bits)
10
Adc Speed (ksps)
15
Analog Comparators
1
Resistive Touch Screen
No
Temp. Sensor
No
Crypto Engine
No
Sram (kbytes)
4
Eeprom (bytes)
2048
Self Program Memory
YES
Dram Memory
No
Nand Interface
No
Picopower
Yes
Temp. Range (deg C)
-40 to 85
I/o Supply Class
1.8 to 5.5
Operating Voltage (vcc)
1.8 to 5.5
Fpu
No
Mpu / Mmu
no / no
Timers
3
Output Compare Channels
4
Input Capture Channels
1
Pwm Channels
4
32khz Rtc
Yes
Calibrated Rc Oscillator
Yes
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28.2.1
Table 28-1.
Notes:
28.2.2
Table 28-2.
Notes:
8285D–AVR–06/11
Symbol
I
Symbol
I
CC
CC
1. All bits set in the “Power Reduction Register” on page 34
2. Typical values at 25 °C. Maximum values are characterized values and not test limits in production
1. All bits set in the “Power Reduction Register” on page 34
2. Typical values at 25 °C. Maximum values are characterized values and not test limits in production
ATmega165A DC Characteristics
ATmega165PA DC Characteristics
Parameter
Power Supply Current
Power-save mode
Power-down mode
Parameter
Power Supply Current
Power-save mode
Power-down mode
T
T
A
A
= -40°C to 85°C, V
= -40°C to 85°C, V
ATmega165A/PA/325A/PA/3250A/PA/645A/P/6450A/P
(2)
(2)
(2)
(2)
(1)
(1)
CC
CC
Active 4MHz, V
Active 8MHz, V
Idle 1MHz, V
WDT disabled, V
Active 4MHz, V
Active 8MHz, V
Idle 1MHz, V
WDT disabled, V
Condition
Active 1MHz, V
Idle 4MHz, V
Idle 8MHz, V
32kHz TOSC enabled,
V
32kHz TOSC enabled,
V
WDT enabled, V
Condition
Active 1MHz, V
Idle 4MHz, V
Idle 8MHz, V
32kHz TOSC enabled,
V
32kHz TOSC enabled,
V
WDT enabled, V
= 1.8V to 5.5V (unless otherwise noted)
= 1.8V to 5.5V (unless otherwise noted)
CC
CC
CC
CC
= 1.8V
= 3V
= 1.8V
= 3V
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
= 2V
= 3V
= 5V
= 2V
= 3V
= 5V
CC
CC
CC
CC
= 2V
= 3V
= 5V
= 2V
= 3V
= 5V
= 3V
= 3V
= 3V
= 3V
Min.
Min.
Typ.
0.35
0.55
Typ.
0.35
0.55
2.3
8.4
0.1
0.7
3.0
0.8
0.2
2.3
8.4
0.1
0.7
3.0
0.8
0.2
6
6
Max.
Max.
12.0
0.45
0.44
1.0
3.5
1.2
5.5
3.0
2.5
9.5
0.2
0.8
3.3
15
10
2
Units
Units
mA
mA
µA
µA
319
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