ATmega3290A Atmel Corporation, ATmega3290A Datasheet - Page 324

• Manufacturer Part Number: ATmega3290A
• Manufacturer: Atmel Corporation

Specifications of ATmega3290A

• 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: 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

8284D–AVR–6/11
ATmega169A/PA/329A/PA/3290A/PA/649A/P/6490A/P
Figure 28-8. Parallel Programming Timing, Loading Sequence with Timing Requirements
Note:
Figure 28-9. Parallel Programming Timing, Reading Sequence (within the Same Page) with
Note:
Table 28-13. Parallel Programming Characteristics, V
Symbol
V
I
t
t
t
t
t
PP
DVXH
XLXH
XHXL
XLDX
XLWL
PP
XTAL1
PAGEL
XTAL1
DATA
DATA
BS1
XA0
XA1
BS1
XA0
XA1
OE
1. The timing requirements shown in
1. The timing requirements shown in
ing operation.
apply to reading operation.
Parameter
Programming Enable Voltage
Programming Enable Current
Data and Control Valid before XTAL1 High
XTAL1 Low to XTAL1 High
XTAL1 Pulse Width High
Data and Control Hold after XTAL1 Low
XTAL1 Low to WR Low
Timing Requirements
ADDR0 (Low Byte)
LOAD ADDRESS
ADDR0 (Low Byte)
LOAD ADDRESS
(LOW BYTE)
(LOW BYTE)
t
XLOL
t
OLDV
(1)
LOAD DATA
(LOW BYTE)
DATA (Low Byte)
DATA (Low Byte)
READ DATA
(LOW BYTE)
Figure 28-7
Figure 28-7 on page 323
t
XLXH
t
BVDV
(i.e., t
(HIGH BYTE)
LOAD DATA
CC
= 5V ± 10%
DATA (High Byte)
DVXH
(HIGH BYTE)
READ DATA
DATA (High Byte)
t
XLPH
, t
LOAD DATA
XHXL
(i.e., t
11.5
Min
200
150
67
67
0
, and t
t
OHDZ
t
DVXH
PLXH
Typ
XLDX
, t
LOAD ADDRESS
XHXL
LOAD ADDRESS
(LOW BYTE)
(LOW BYTE)
) also apply to load-
ADDR1 (Low Byte)
ADDR1 (Low Byte)
, and t
Max
12.5
250
XLDX
Units
) also
μA
ns
ns
ns
ns
ns
(1)
V
324