ATtiny261 Atmel Corporation, ATtiny261 Datasheet - Page 194

• Manufacturer Part Number: ATtiny261
• Manufacturer: Atmel Corporation

Specifications of ATtiny261

• Flash (kbytes): 2 Kbytes
• Pin Count: 20
• Max. Operating Frequency: 20 MHz
• Cpu: 8-bit AVR
• # Of Touch Channels: 4
• Hardware Qtouch Acquisition: No
• Max I/o Pins: 16
• Ext Interrupts: 16
• Usb Speed: No
• Usb Interface: No
• Spi: 1
• Twi (i2c): 1
• Graphic Lcd: No
• Video Decoder: No
• Camera Interface: No
• Adc Channels: 11
• Adc Resolution (bits): 10
• Adc Speed (ksps): 15
• Analog Comparators: 1
• Resistive Touch Screen: No
• Temp. Sensor: Yes
• Crypto Engine: No
• Sram (kbytes): 0.12
• Eeprom (bytes): 128
• Self Program Memory: YES
• Dram Memory: No
• Nand Interface: No
• Picopower: No
• Temp. Range (deg C): -40 to 85
• I/o Supply Class: 1.8 to 5.5
• Operating Voltage (vcc): 1.8 to 5.5
• Fpu: No
• Mpu / Mmu: no / no
• Timers: 2
• Output Compare Channels: 6
• Input Capture Channels: 1
• Pwm Channels: 6
• 32khz Rtc: No
• Calibrated Rc Oscillator: Yes

19.8
Figure 19-6. Parallel Programming Timing, Including some General Timing Requirements
Figure 19-7. Parallel Programming Timing, Loading Sequence with Timing Requirements
Note:
194
PAGEL/BS1
(DATA, XA0, XA1/BS2, PAGEL/BS1)
XA1/BS2
XTAL1
DATA
XA0
Parallel Programming Characteristics
The timing requirements shown in
ATtiny261/461/861
ADDR0 (Low Byte)
Data & Contol
LOAD ADDRESS
(LOW BYTE)
RDY/BSY
XTAL1
WR
Figure 19-6
t
t
BVPH
DVXH
(LOW BYTE)
LOAD DATA
DATA (Low Byte)
(i.e., t
DVXH
t
XHXL
, t
t
XHXL
XLXH
t
t
t
t
, and t
XLDX
PLBX
XLWL
PLWL
XLDX
(HIGH BYTE)
LOAD DATA
t
BVWL
) also apply to loading operation.
DATA (High Byte)
t
WLWH
WLRL
t
WLBX
LOAD ADDRESS
(LOW BYTE)
ADDR1 (Low Byte)
2588E–AVR–08/10
t
WLRH