ATmega324P Automotive Atmel Corporation, ATmega324P Automotive Datasheet - Page 331
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ATmega324P Automotive
Manufacturer Part Number
ATmega324P Automotive
Description
Manufacturer
Atmel Corporation
Specifications of ATmega324P Automotive
Flash (kbytes)
32 Kbytes
Pin Count
44
Max. Operating Frequency
16 MHz
Cpu
8-bit AVR
# Of Touch Channels
16
Hardware Qtouch Acquisition
No
Max I/o Pins
32
Ext Interrupts
32
Usb Speed
No
Usb Interface
No
Spi
3
Twi (i2c)
1
Uart
2
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)
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
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26.3
Table 26-2.
26.3.1
26.3.2
7674F–AVR–09/09
Factory
Calibration
Clock Characteristics
External Clock Drive Waveforms
External Clock Drive
Calibration Accuracy of Internal RC Oscillator
Figure 26-2. External Clock Drive Waveforms
Table 26-3.
Note:
Symbol
1/t
t
t
t
t
t
CHCX
CLCX
CLCH
CHCL
CLCL
t
CLCL
CLCL
Frequency
8.0 MHz
1. Values indicated represent typical data from design simulation.
Parameter
Oscillator
Frequency
Clock Period
High Time
Low Time
Rise Time
Fall Time
Change in period
from one clock
cycle to the next
External Clock Drive
V
IL1
V
IH1
2.7V - 5.5V
V
3V
CC
(1)
Min.
125
50
50
0
V
CC
=2.7-5.5V
Max.
1.6
1.6
8
2
ATmega164P/324P/644P
-40 C - 125 C
Temperature
25 C
Min.
62.5
25
25
0
V
CC
=4.5-5.5V
Max.
0.5
0.5
16
2
Calibration Accuracy
Units
±14%
MHz
±2%
ns
ns
ns
µs
µs
%
331
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