AT90PWM3B Atmel Corporation, AT90PWM3B Datasheet - Page 355
AT90PWM3B
Manufacturer Part Number
AT90PWM3B
Description
Manufacturer
Atmel Corporation
Specifications of AT90PWM3B
Flash (kbytes)
8 Kbytes
Pin Count
32
Max. Operating Frequency
16 MHz
Cpu
8-bit AVR
# Of Touch Channels
8
Hardware Qtouch Acquisition
No
Max I/o Pins
27
Ext Interrupts
4
Usb Speed
No
Usb Interface
No
Spi
1
Uart
1
Graphic Lcd
No
Video Decoder
No
Camera Interface
No
Adc Channels
11
Adc Resolution (bits)
10
Adc Speed (ksps)
125
Analog Comparators
3
Resistive Touch Screen
No
Dac Channels
1
Dac Resolution (bits)
10
Temp. Sensor
No
Crypto Engine
No
Sram (kbytes)
0.5
Eeprom (bytes)
512
Self Program Memory
YES
Dram Memory
No
Nand Interface
No
Picopower
No
Temp. Range (deg C)
-40 to 105
I/o Supply Class
2.7 to 5.5
Operating Voltage (vcc)
2.7 to 5.5
Fpu
No
Mpu / Mmu
no / no
Timers
5
Output Compare Channels
16
Input Capture Channels
1
Pwm Channels
12
32khz Rtc
No
Calibrated Rc Oscillator
Yes
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Company
Part Number
Manufacturer
Quantity
Price
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AT90PWM3B-16MU
Manufacturer:
ATMEL/爱特梅尔
Quantity:
20 000
Company:
Part Number:
AT90PWM3B-16MUR
Manufacturer:
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Quantity:
1 829
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Part Number:
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Manufacturer:
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Quantity:
4 000
Part Number:
AT90PWM3B-16SU
Manufacturer:
MICROCHIP/微芯
Quantity:
20 000
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4317J–AVR–08/10
8
9
10 Interrupts 56
11 I/O-Ports 61
12 External Interrupts 80
13 Timer/Counter0 and Timer/Counter1 Prescalers 82
14 8-bit Timer/Counter0 with PWM 85
15 16-bit Timer/Counter1 with PWM 102
Power Management and Sleep Modes 40
System Control and Reset 45
7.9
7.10
8.1
8.2
8.3
8.4
8.5
8.6
8.7
9.1
9.2
10.1
11.1
11.2
11.3
11.4
14.1
14.2
14.3
14.4
14.5
14.6
14.7
14.8
15.1
Clock Output Buffer 37
System Clock Prescaler 37
Sleep Mode Control Register – SMCR 40
Idle Mode 40
ADC Noise Reduction Mode 41
Power-down Mode 41
Standby Mode 41
Power Reduction Register 42
Minimizing Power Consumption 43
Internal Voltage Reference 50
Watchdog Timer 50
Interrupt Vectors in AT90PWM2/2B/3/3B 56
Introduction 61
Ports as General Digital I/O 61
Alternate Port Functions 66
Register Description for I/O-Ports 77
Overview 85
Timer/Counter Clock Sources 86
Counter Unit 86
Output Compare Unit 87
Compare Match Output Unit 89
Modes of Operation 90
Timer/Counter Timing Diagrams 94
8-bit Timer/Counter Register Description 95
Overview 102
AT90PWM2/3/2B/3B
ii
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