AT90PWM81 Atmel Corporation, AT90PWM81 Datasheet - Page 322

• Manufacturer Part Number: AT90PWM81
• Manufacturer: Atmel Corporation

Specifications of AT90PWM81

• Flash (kbytes): 8 Kbytes
• Pin Count: 20
• Max. Operating Frequency: 16 MHz
• Cpu: 8-bit AVR
• Hardware Qtouch Acquisition: No
• Max I/o Pins: 20
• Ext Interrupts: 3
• Usb Speed: No
• Usb Interface: No
• Spi: 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: Yes
• Crypto Engine: No
• Sram (kbytes): 0.25
• Eeprom (bytes): 512
• Self Program Memory: YES
• Dram Memory: No
• Nand Interface: No
• Picopower: No
• 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: 1
• Output Compare Channels: 8
• Input Capture Channels: 1
• Pwm Channels: 6
• 32khz Rtc: No
• Calibrated Rc Oscillator: Yes

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AT90PWM81
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debugWIRE On-chip Debug System ..................................................................231
Boot Loader Support – Read-While-Write Self-Programming .........................232
Memory Programming .......................................................................................247
Electrical Characteristics
18.3Starting a Conversion ......................................................................................................... 227
18.4DAC Register Description ................................................................................................. 228
19.1Features .............................................................................................................................. 231
19.2Overview ............................................................................................................................ 231
19.3Physical Interface ............................................................................................................... 231
19.4Software Break Points ........................................................................................................ 232
19.5Limitations of debugWIRE ................................................................................................ 232
19.6debugWIRE Related Register in I/O Memory ................................................................... 232
20.1Boot Loader Features ......................................................................................................... 233
20.2Application and Boot Loader Flash Sections ..................................................................... 233
20.3Read-While-Write and No Read-While-Write Flash Sections .......................................... 233
20.4Boot Loader Lock Bits ....................................................................................................... 236
20.5Entering the Boot Loader Program .................................................................................... 237
20.6Addressing the Flash During Self-Programming ............................................................... 239
20.7Self-Programming the Flash ............................................................................................... 240
21.1Program And Data Memory Lock Bits .............................................................................. 247
21.2Fuse Bits ............................................................................................................................. 249
21.3Signature Bytes .................................................................................................................. 252
21.4Calibration Byte ................................................................................................................. 252
21.5Parallel Programming Parameters, Pin Mapping, and Commands .................................... 252
21.6Serial Programming Pin Mapping ...................................................................................... 254
21.7Parallel Programming ......................................................................................................... 255
21.8Serial Downloading ............................................................................................................ 261
22.1Absolute Maximum Ratings* ............................................................................................. 265
22.2DC Characteristics .............................................................................................................. 266
22.3Clock Drive Characteristics ............................................................................................... 270
22.4Maximum Speed vs. V
22.5PLL Characteristics ............................................................................................................ 272
22.6SPI Timing Characteristics ................................................................................................. 273
22.7ADC Characteristics ........................................................................................................... 275
22.8DAC Characteristics ........................................................................................................... 277
CC ................................................................................................................................................. 271
(1) ..................................................................................................................... 265
7734P–AVR–08/10