ATmega3290P Atmel Corporation, ATmega3290P Datasheet - Page 310

• Manufacturer Part Number: ATmega3290P
• Manufacturer: Atmel Corporation

Specifications of ATmega3290P

• Flash (kbytes): 32 Kbytes
• Pin Count: 100
• Max. Operating Frequency: 20 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: Yes
• 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

8021G–AVR–03/11
Table 27-15. Parallel Programming Characteristics, V
Notes:
Figure 27-7. Parallel Programming Timing, Including some General Timing Requirements
Symbol
t
t
t
t
t
t
t
t
t
t
t
t
t
t
BVPH
PHPL
PLBX
WLBX
PLWL
BVWL
WLWH
WLRL
WLRH
WLRH_CE
XLOL
BVDV
OLDV
OHDZ
(DATA, XA0/1, BS1, BS2)
1.
2. t
commands.
t
WLRH_CE
WLRH
Parameter
BS1 Valid before PAGEL High
PAGEL Pulse Width High
BS1 Hold after PAGEL Low
BS2/1 Hold after WR Low
PAGEL Low to WR Low
BS1 Valid to WR Low
WR Pulse Width Low
WR Low to RDY/BSY Low
WR Low to RDY/BSY High
WR Low to RDY/BSY High for Chip Erase
XTAL1 Low to OE Low
BS1 Valid to DATA valid
OE Low to DATA Valid
OE High to DATA Tri-stated
Data & Contol
RDY/BSY
is valid for the Write Flash, Write EEPROM, Write Fuse bits and Write Lock bits
PAGEL
XTAL1
is valid for the Chip Erase command.
WR
t
t
BVPH
DVXH
(1)
t
t
XHXL
PHPL
t
t
t
t
XLDX
XLWL
PLBX
PLWL
(2)
t
BVWL
CC
ATmega329P/3290P
= 5V ± 10% (Continued)
t
WLWH
WLRL
Min
150
150
3.7
7.5
67
67
67
67
67
0
0
0
t
WLBX
Typ
Max
250
250
250
4.5
1
9
t
WLRH
Units
ms
ms
ns
ns
ns
ns
ns
ns
ns
μs
ns
ns
ns
ns
310