ATmega32 Atmel Corporation, ATmega32 Datasheet - Page 316

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ATmega32

Manufacturer Part Number
ATmega32
Description
Manufacturer
Atmel Corporation
Datasheets

Specifications of ATmega32

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
3
Usb Speed
No
Usb Interface
No
Spi
1
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)
2
Eeprom (bytes)
1024
Self Program Memory
YES
Dram Memory
No
Nand Interface
No
Picopower
No
Temp. Range (deg C)
-40 to 85
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
4
Input Capture Channels
1
Pwm Channels
4
32khz Rtc
Yes
Calibrated Rc Oscillator
Yes

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Internal Oscillator
Speed
2503Q–AVR–02/11
Figure 187. Bandgap Voltage vs. V
Figure 188. Watchdog Oscillator Frequency vs. V
1.28
1.26
1.24
1.22
1.18
1.16
1.14
1.12
1.32
1.28
1.26
1.24
1.22
1.18
1.16
1.14
1.12
1.3
1.2
1.1
1.3
1.2
2.5
2.5
3
3
3.5
3.5
CC
V cc (V)
V
CC
4
4
(V)
CC
4.5
4.5
5
5
ATmega32(L)
5.5
5.5
-40°C
-40°C
25°C
85°C
85°C
25°C
316

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