ATmega16A Atmel Corporation, ATmega16A Datasheet - Page 56
ATmega16A
Manufacturer Part Number
ATmega16A
Description
Manufacturer
Atmel Corporation
Specifications of ATmega16A
Flash (kbytes)
16 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)
1
Eeprom (bytes)
512
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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ATmega16A
Table 12-3.
Table 12-4
shown in
Table 12-4.
Signal Name
PUOE
PUOV
DDOE
DDOV
PVOE
PVOV
DIEOE
DIEOV
DI
AIO
Port Pin
PA7
PA6
PA5
PA4
PA3
PA2
PA1
PA0
Figure 12-5 on page
and
Port A Pins Alternate Functions
Overriding Signals for Alternate Functions in PA7:PA4
Table 12-5
Alternate Function
ADC7 (ADC input channel 7)
ADC6 (ADC input channel 6)
ADC5 (ADC input channel 5)
ADC4 (ADC input channel 4)
ADC3 (ADC input channel 3)
ADC2 (ADC input channel 2)
ADC1 (ADC input channel 1)
ADC0 (ADC input channel 0)
PA7/ADC7
ADC7 INPUT
0
0
0
0
0
0
0
0
–
relate the alternate functions of Port A to the overriding signals
54.
PA6/ADC6
ADC6 INPUT
0
0
0
0
0
0
0
0
–
PA5/ADC5
ADC5 INPUT
0
0
0
0
0
0
0
0
–
PA4/ADC4
ADC4 INPUT
8154B–AVR–07/09
0
0
0
0
0
0
0
0
–
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