ATmega3290 Atmel Corporation, ATmega3290 Datasheet - Page 306

• Manufacturer Part Number: ATmega3290
• Manufacturer: Atmel Corporation

Specifications of ATmega3290

• Flash (kbytes): 32 Kbytes
• Pin Count: 100
• Max. Operating Frequency: 16 MHz
• Cpu: 8-bit AVR
• # Of Touch Channels: 16
• Hardware Qtouch Acquisition: No
• Max I/o Pins: 69
• Ext Interrupts: 32
• Usb Speed: No
• Usb Interface: No
• Spi: 2
• Twi (i2c): 1
• Uart: 1
• Segment Lcd: 160
• 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: 1.8 to 5.5
• Operating Voltage (vcc): 1.8 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

27.6.15
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ATmega329/3290/649/6490
Parallel Programming Characteristics
Figure 27-7. Parallel Programming Timing, Including some General Timing Requirements
Figure 27-8. Parallel Programming Timing, Loading Sequence with Timing Requirements
Note:
PAGEL
XTAL1
(DATA, XA0/1, BS1, BS2)
DATA
BS1
XA0
XA1
1. The timing requirements shown in
ing operation.
Data & Contol
RDY/BSY
ADDR0 (Low Byte)
LOAD ADDRESS
PAGEL
XTAL1
(LOW BYTE)
WR
t
t
BVPH
DVXH
(LOW BYTE)
LOAD DATA
DATA (Low Byte)
t
t
XHXL
PHPL
Figure 27-7
t
t
t
t
t
XLXH
XLDX
PLBX
XLWL
PLWL
(i.e., t
t
BVWL
(HIGH BYTE)
LOAD DATA
DATA (High Byte)
DVXH
t
WLWH
t
XLPH
WLRL
, t
LOAD DATA
XHXL
, and t
t
PLXH
t
WLBX
XLDX
LOAD ADDRESS
(LOW BYTE)
) also apply to load-
ADDR1 (Low Byte)
2552K–AVR–04/11
t
WLRH
(1)