ATmega328P Automotive Atmel Corporation, ATmega328P Automotive Datasheet - Page 307

• Manufacturer Part Number: ATmega328P Automotive
• Manufacturer: Atmel Corporation

Specifications of ATmega328P Automotive

• Flash (kbytes): 32 Kbytes
• Pin Count: 32
• Max. Operating Frequency: 16 MHz
• Cpu: 8-bit AVR
• # Of Touch Channels: 16
• Hardware Qtouch Acquisition: No
• Max I/o Pins: 23
• Ext Interrupts: 24
• 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: Yes
• Crypto Engine: No
• Sram (kbytes): 2
• Eeprom (bytes): 1024
• Self Program Memory: YES
• Dram Memory: No
• Nand Interface: No
• Picopower: Yes
• Temp. Range (deg C): -40 to 125
• I/o Supply Class: 2.7 to 5.5
• Operating Voltage (vcc): 2.7 to 5.5
• Fpu: No
• Mpu / Mmu: no / no
• Timers: 3
• Output Compare Channels: 6
• Input Capture Channels: 1
• Pwm Channels: 6
• 32khz Rtc: Yes
• Calibrated Rc Oscillator: Yes

28.5
28.5.1
Table 28-1.
28.5.2
Table 28-2.
28.5.3
28.5.4
Table 28-3.
Note:
7810A–AVR–11/09
Factory
Calibration
Symbol
Fwdt
Symbol
1/t
t
t
t
t
CHCX
CLCX
CLCH
CHCL
t
CLCL
CLCL
Clock Characteristics
All DC/AC characteristics contained in this datasheet are based on characterization of ATmega328P AVR microcontroller man-
ufactured in an automotive process technology.
Calibrated Internal RC Oscillator Accuracy
Watchdog Oscillator Accuracy
External Clock Drive Waveforms
External Clock Drive
Calibration Accuracy of Internal RC Oscillator
Accuracy of Watchdog Oscillator
External Clock Drive
Parameter
Oscillator Frequency
High Time
Low Time
Rise Time
Fall Time
Change in period from one clock
cycle to the next
Watchdog oscillator frequency
Figure 28-2. External Clock Drive Waveforms
Parameter
Frequency
8.0 MHz
V
IL1
V
IH1
Min.
50
50
0
2.7V - 5.5V
Vcc = 2.7 - 5.5v
V
Condition
CC
V
3V
CC
=2.7-5.5V
Max.
1.6
1.6
ATmega328P [Preliminary]
8
2
-40°C - 125°C
Temperature
Min
76
25°C
Min.
25
25
0
V
CC
Typ
128
=4.5-5.5V
Max.
Calibration Accuracy
0.5
0.5
16
Max
180
2
±14%
±2%
Units
KHz
Units
MHz
ns
ns
ns
ns
%
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