ATtiny84 Atmel Corporation, ATtiny84 Datasheet - Page 24
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ATtiny84
Manufacturer Part Number
ATtiny84
Description
Manufacturer
Atmel Corporation
Specifications of ATtiny84
Flash (kbytes)
8 Kbytes
Pin Count
14
Max. Operating Frequency
20 MHz
Cpu
8-bit AVR
# Of Touch Channels
6
Hardware Qtouch Acquisition
No
Max I/o Pins
12
Ext Interrupts
12
Usb Speed
No
Usb Interface
No
Spi
1
Twi (i2c)
1
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
Yes
Crypto Engine
No
Sram (kbytes)
0.5
Eeprom (bytes)
512
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
4
Input Capture Channels
1
Pwm Channels
4
32khz Rtc
No
Calibrated Rc Oscillator
Yes
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
ATtiny84-15MZ
Manufacturer:
ATMEL
Quantity:
480
Part Number:
ATtiny84-15MZ
Manufacturer:
ATMEL/爱特梅尔
Quantity:
20 000
Company:
Part Number:
ATtiny84-20PU
Manufacturer:
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Quantity:
25
Company:
Part Number:
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Manufacturer:
ATMEL
Quantity:
4 500
Company:
Part Number:
ATtiny84A-SSU
Manufacturer:
MOLEX
Quantity:
20 000
Part Number:
ATtiny84V-10PU
Manufacturer:
ATMEL/爱特梅尔
Quantity:
20 000
9.7
9.8
9.9
9.10
24
Rev E. 09/06
Rev D. 08/06
Rev C. 07/06
Rev B. 05/06
ATtiny24/44/84
6.
7.
8.
9.
1.
2.
3.
4.
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6.
7.
8.
9.
10.
1.
2.
3.
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5.
6.
1.
2.
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4.
1.
2.
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5.
6.
Updated bit5 name in
Updated bit5 in
Updated
Updated step 5 in
All characterization data moved to
All Register Descriptions gathered up in separate sections at the end of each chapter.
Updated
Updated
12-3 on page 109
Updated
Updated
Updated
Added note in
Updated
Updated
Updated
Updated
Added
Updated code examples in
Updated code examples in
Updated
Updated Features in
Added
Updated Bit description in
Added note to
Updated
Updated
Updated
Table 19-5 on page
11 on page
Updated Features in
Updated Operation in
Updated
Table 20-2 on page
“Clock speed considerations” on page
“SPI Master Operation Example” on page
“System Control and Reset” on page
Table 11-3 on page
“Fast PWM Mode” on page
Figure 12-7 on page 98
“Analog Comparator Multiplexed Input” on page
“Electrical Characteristics” on page
“Typical Characteristics” on page
“Calibrated Internal 8 MHz Oscillator” on page
“OSCCAL – Oscillator Calibration Register” on page
“Signature Bytes” on page
“Default Clock Source” on page 30
“Power Reduction Register” on page
“Temperature Measurement” on page
Table 20-4 on page
182.
Table 19-12 on page
Table 18-1 on page
“TIFR1 – Timer/Counter Interrupt Flag Register 1” on page
“Enter High-voltage Serial Programming Mode” on page
and
161,
“USI – Universal Serial Interface” on page
“Analog to Digital Converter” on page
“TIFR1 – Timer/Counter Interrupt Flag Register 1” on page
“Analog to Digital Converter” on page
Table 12-5 on page
Table 19-12 on page
“ADMUX – ADC Multiplexer Selection Register” on page
176.
“SPI Master Operation Example” on page
“SPI Slave Operation Example” on page
81,
177,
Table 11-6 on page
and
“Electrical Characteristics” on page
157.
165.
162.
Table 9-4 on page
97.
Figure 16-1 on page
185.
110.
174.
123.
165,
35.
39.
144.
119.
Table 19-16 on page
82,
26.
42,
Table 11-8 on page
129.
133.
132.
132.
Table 16-3 on page
30.
117.
121.
119.
174.
171,
8006KS–AVR–10/10
168.
114.
Table 20-
83,
114.
Table
145,
145.