ATtiny84 Atmel Corporation, ATtiny84 Datasheet

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ATtiny84

Manufacturer Part Number
ATtiny84
Description
Manufacturer
Atmel Corporation
Datasheets

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

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Features
High Performance, Low Power AVR
Advanced RISC Architecture
Non-Volatile Program and Data Memories
Peripheral Features
Special Microcontroller Features
I/O and Packages
Operating Voltage:
Speed Grade
Industrial Temperature Range: -40°C to +85°C
Low Power Consumption
– 120 Powerful Instructions – Most Single Clock Cycle Execution
– 32 x 8 General Purpose Working Registers
– Fully Static Operation
– 2/4/8K Bytes of In-System Programmable Program Memory Flash
– 128/256/512 Bytes of In-System Programmable EEPROM
– 128/256/512 Bytes of Internal SRAM
– Data Retention: 20 years at 85°C / 100 years at 25°C
– Programming Lock for Self-Programming Flash & EEPROM Data Security
– One 8-Bit and One 16-Bit Timer/Counter with Two PWM Channels, Each
– 10-bit ADC
– Programmable Watchdog Timer with Separate On-chip Oscillator
– On-chip Analog Comparator
– Universal Serial Interface
– debugWIRE On-chip Debug System
– In-System Programmable via SPI Port
– Internal and External Interrupt Sources: Pin Change Interrupt on 12 Pins
– Low Power Idle, ADC Noise Reduction, Standby and Power-Down Modes
– Enhanced Power-on Reset Circuit
– Programmable Brown-out Detection Circuit
– Internal Calibrated Oscillator
– On-chip Temperature Sensor
– Available in 20-Pin QFN/MLF & 14-Pin SOIC and PDIP
– Twelve Programmable I/O Lines
– 1.8 – 5.5V for ATtiny24V/44V/84V
– 2.7 – 5.5V for ATtiny24/44/84
– ATtiny24V/44V/84V
– ATtiny24/44/84
– Active Mode (1 MHz System Clock): 300 µA @ 1.8V
– Power-Down Mode: 0.1 µA @ 1.8V
• Endurance: 10,000 Write/Erase Cycles
• Endurance: 100,000 Write/Erase Cycles
• 8 Single-Ended Channels
• 12 Differential ADC Channel Pairs with Programmable Gain (1x / 20x)
• 0 – 4 MHz @ 1.8 – 5.5V
• 0 – 10 MHz @ 2.7 – 5.5V
• 0 – 10 MHz @ 2.7 – 5.5V
• 0 – 20 MHz @ 4.5 – 5.5V
®
8-Bit Microcontroller
8-bit
Microcontroller
with 2/4/8K
Bytes In-System
Programmable
Flash
ATtiny24
ATtiny44
ATtiny84
Summary
Rev. 8006KS–AVR–10/10

Related parts for ATtiny84

ATtiny84 Summary of contents

Page 1

... Industrial Temperature Range: -40°C to +85°C • Low Power Consumption – Active Mode (1 MHz System Clock): 300 µA @ 1.8V – Power-Down Mode: 0.1 µA @ 1.8V ® 8-Bit Microcontroller 8-bit Microcontroller with 2/4/8K Bytes In-System Programmable Flash ATtiny24 ATtiny44 ATtiny84 Summary Rev. 8006KS–AVR–10/10 ...

Page 2

Pin Configurations Figure 1-1. Pinout ATtiny24/44/84 (PCINT8/XTAL1/CLKI) PB0 (PCINT9/XTAL2) PB1 (PCINT11/RESET/dW) PB3 (PCINT10/INT0/OC0A/CKOUT) PB2 (PCINT7/ICP/OC0B/ADC7) PA7 (PCINT6/OC1A/SDA/MOSI/DI/ADC6) PA6 (ADC4/USCK/SCL/T1/PCINT4) PA4 (ADC3/T0/PCINT3) PA3 (ADC2/AIN1/PCINT2) PA2 (ADC1/AIN0/PCINT1) PA1 (ADC0/AREF/PCINT0) PA0 NOTE Bottom pad should be soldered to ground. DNC: Do Not ...

Page 3

Port B also serves the functions of various special features of the ATtiny24/44/84 as listed in Section 10.2 “Alternate Port Functions” on page 1.1.4 RESET Reset input. A low level on this pin for longer than the minimum pulse length ...

Page 4

Overview ATtiny24/44/ low-power CMOS 8-bit microcontroller based on the AVR enhanced RISC architecture. By executing powerful instructions in a single clock cycle, the ATtiny24/44/84 achieves throughputs approaching 1 MIPS per MHz allowing the system designer to optimize ...

Page 5

The ATtiny24/44/84 provides the following features: 2/4/8K byte of In-System Programmable Flash, 128/256/512 bytes EEPROM, 128/256/512 bytes SRAM, 12 general purpose I/O lines, 32 general purpose working registers, an 8-bit Timer/Counter with two PWM channels, a 16-bit timer/counter with two ...

Page 6

About 3.1 Resources A comprehensive set of drivers, application notes, data sheets and descriptions on development tools are available for download at http://www.atmel.com/avr. 3.2 Code Examples This documentation contains simple code examples that briefly show how to use various ...

Page 7

Register Summary Address Name Bit 7 0x3F (0x5F) SREG I 0x3E (0x5E) SPH – 0x3D (0x5D) SPL SP7 0x3C (0x5C) OCR0B 0x3B (0x5B) GIMSK – 0x3A (0x5A GIFR – 0x39 (0x59) TIMSK0 – 0x38 (0x58) TIFR0 0x37 (0x57) SPMCSR ...

Page 8

Note: 1. For compatibility with future devices, reserved bits should be written to zero if accessed. Reserved I/O memory addresses should never be written. 2. I/O Registers within the address range 0x00 - 0x1F are directly bit-accessible using the SBI ...

Page 9

Instruction Set Summary Mnemonics Operands ARITHMETIC AND LOGIC INSTRUCTIONS ADD Rd, Rr Add two Registers ADC Rd, Rr Add with Carry two Registers ADIW Rdl,K Add Immediate to Word SUB Rd, Rr Subtract two Registers SUBI Rd, K Subtract ...

Page 10

Mnemonics Operands ROR Rd Rotate Right Through Carry ASR Rd Arithmetic Shift Right SWAP Rd Swap Nibbles BSET s Flag Set BCLR s Flag Clear BST Rr, b Bit Store from Register to T BLD Rd, b Bit load from ...

Page 11

Ordering Information 6.1 ATtiny24 Speed (MHz) Power Supply 10 1.8 - 5.5V 20 2.7 - 5.5V Notes: 1. Code indicators: – U: matte tin – R: tape & reel 2. All packages are Pb-free, halide-free and fully green and ...

Page 12

ATtiny44 Speed (MHz) Power Supply 10 1.8 - 5.5V 20 2.7 - 5.5V Notes: 1. Code indicators: – U: matte tin – R: tape & reel 2. All packages are Pb-free, halide-free and fully green and they comply with ...

Page 13

... Body, Quad Flat No-Lead/Micro Lead Frame Package (QFN/MLF) 8006KS–AVR–10/10 (1) Ordering Code Package ATtiny84V-10SSU 14S1 ATtiny84V-10SSUR 14S1 ATtiny84V-10PU 14P3 ATtiny84V-10MU 20M1 ATtiny84V-10MUR 20M1 ATtiny84-20SSU 14S1 ATtiny84-20SSUR 14S1 ATtiny84-20PU 14P3 ATtiny84-20MU 20M1 ATtiny84-20MUR 20M1 Package Type ATtiny24/44/84 (2) Operational Range Industrial (3) (-40°C to +85°C) Industrial (3) (-40° ...

Page 14

Packaging Information 7.1 20M1 D 1 Pin TOP VIEW D2 Pin #1 Notch (0. BOTTOM VIEW Reference JEDEC Standard MO-220, Fig. 1 (SAW Singulation) WGGD-5. Note: 2325 Orchard Parkway San Jose, CA 95131 ...

Page 15

A SEATING PLANE Notes: 1. This package conforms to JEDEC reference MS-001, Variation AA. 2. Dimensions D and E1 do not include mold Flash or Protrusion. Mold Flash or Protrusion shall not exceed 0.25 mm ...

Page 16

Top View Side View Notes: 1. This drawing is for general information only; refer to JEDEC Drawing MS-012, Variation AB for additional information. 2. Dimension D does not include mold Flash, protrusions or gate burrs. ...

Page 17

Errata The revision letters in this section refer to the revision of the corresponding ATtiny24/44/84 device. 8.1 ATtiny24 8.1.1 Rev. D – known errata. 8.1.2 Rev. C • Reading EEPROM when system clock frequency is below 900 ...

Page 18

ATtiny44 8.2.1 Rev. B – known errata. 8.2.2 Rev. A • Reading EEPROM when system clock frequency is below 900 kHz may not work 1. Reading EEPROM when system clock frequency is below 900 kHz may not ...

Page 19

... ATtiny84 8.3.1 Rev. A – known errata. 8006KS–AVR–10/10 ATtiny24/44/84 19 ...

Page 20

Datasheet Revision History Please note that the referring page numbers refer to the complete document. 9.1 Rev K. - 10/10 1. Added note for Internal 1.1V Reference in 2. Added tape & reel in 3. Updated last page. 9.2 ...

Page 21

... Reset Characteristics” on page 177 “Supply Current of I/O Modules” on page 185 “ATtiny24” on page 223 “ATtiny44” on page 224 “ATtiny84” on page 225 “MCUCR – MCU Control Register” on page 36 “MCUCR – MCU Control Register” on page 51 “MCUCR – MCU Control Register” on page 67 “ ...

Page 22

... Pin Used as I/O)” on page 203 CC ” on page 205 CC ” on page 206 CC ” on page 207 CC (ATtiny24)” on page 209 CC (ATtiny44)” on page 209 CC (ATtiny84)” on page 210 CC = 3V)” on page 198 CC = 5V)” on page 198 CC = 3V)” on page 199 CC = 5V)” on page 199 CC 8006KS–AVR–10/10 ...

Page 23

... Programming Characteristics, T Otherwise Noted)” on page 183 “High-voltage Serial Programming Characteristics T otherwise noted)” on page 184 “Write” on page 17 “SPI Master Operation Example” on page 119 “ATtiny84” on page 219 Updated Figure 1-1 on page 2, Figure 8-7 on page Updated Table 9-1 on page ...

Page 24

Updated bit5 name in 7. Updated bit5 in 8. Updated 9. Updated step 5 in 9.7 Rev E. 09/06 1. All characterization data moved to 2. All Register Descriptions gathered up in separate sections at the end of each ...

Page 25

Rev A. 12/05 Initial revision. 8006KS–AVR–10/10 Updated DC Characteristics in “Electrical Characteristics” on page Updated “Typical Characteristics” on page Updated “Errata” on page 223. ATtiny24/44/84 174. 185. 25 ...

Page 26

... Atmel Corporation. All rights reserved. ® Atmel , logo and combinations thereof, and others are registered trademarks or trademarks of Atmel Corporation or its subsidiaries. Other terms and product names may be trademarks of others. International Atmel Asia Limited Atmel Munich GmbH Unit 01-5 & ...

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