ATmega640 Atmel Corporation, ATmega640 Datasheet - Page 38
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ATmega640
Manufacturer Part Number
ATmega640
Description
Manufacturer
Atmel Corporation
Specifications of ATmega640
Flash (kbytes)
64 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
86
Ext Interrupts
32
Usb Speed
No
Usb Interface
No
Spi
5
Twi (i2c)
1
Uart
4
Graphic Lcd
No
Video Decoder
No
Camera Interface
No
Adc Channels
16
Adc Resolution (bits)
10
Adc Speed (ksps)
15
Analog Comparators
1
Resistive Touch Screen
No
Temp. Sensor
No
Crypto Engine
No
Sram (kbytes)
8
Eeprom (bytes)
4096
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
6
Output Compare Channels
16
Input Capture Channels
4
Pwm Channels
15
32khz Rtc
Yes
Calibrated Rc Oscillator
Yes
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
ATmega640-16AU
Manufacturer:
OSRAM
Quantity:
12 000
Part Number:
ATmega640-16AU
Manufacturer:
ATMEL/爱特梅尔
Quantity:
20 000
Company:
Part Number:
ATmega640V-8AU
Manufacturer:
PHILIPS
Quantity:
56
12.8
12.9
12.10 Rev. 2549E-04/06
12.11 Rev. 2549D-12/05
2549NS–AVR–05/11
Rev. 2549G-06/06
Rev. 2549F-04/06
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Updated
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Added Package information
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Updated
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Updated note for
Updated
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Advanced Information Status changed to Preliminary.
Changed number of I/O Ports from 51 to 54.
Updatet typos in
Updated Features in
Updated Operation
Updated Stabilizing Time in
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Updated Text in
Updated Note for
Table 26-6 on page
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Figure 1-2 on page
“Features” on page
“” on page
“Power Management and Sleep Modes” on page
Figure 26-9 on page 285
“Setting the Boot Loader Lock Bits by SPM” on page
“Ordering Information” on page
“Errata” on page
Figure 9-3 on page
Table 20-2 on page 187
“Fuse Bits” on page
“Features” on page
Table 12-1 on page
“Bit 6 – ACBG: Analog Comparator Bandgap Select” on page
“Prescaling and Conversion Timing” on page
“Maximum speed vs. V
“Ordering Information” on page
Figure 26-1 on page
Table 31-9 on page 377
“Filling the Temporary Buffer (Page Loading)” on page
“Typical Characteristics” on page
“Packaging Information” on page
“Errata” on page
“ADCSRB – ADC Control and Status Register B” on page
“TCCR0A – Timer/Counter Control Register A” on page
Table 12-1 on page
Table 12-1 on page
Table 4 on page
in“ADC – Analog to Digital Converter” on page 275
46.
295.
“ADC – Analog to Digital Converter” on page
“ADC – Analog to Digital Converter” on page
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29.
3,
ATmega640/1280/1281/2560/2561
“Changing Channel or Reference Selection” on page
“100C1” on page
31,
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Table 1-1 on page
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336.
276,
CC
Figure 9-4 on page 31
and
and
” on page
and
Figure 26-9 on page
43,
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Table 20-3 on page
Table 31-10 on page
Figure 26-10 on page
Table 13-15 on page
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and
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Figure 9-5 on page
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Figure 26-10 on page
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Table 26-3 on page 289
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285.
and
38