ATMEGA644A-PU Atmel, ATMEGA644A-PU Datasheet

IC MCU AVR 64K FLASH 40PDIP

ATMEGA644A-PU

Manufacturer Part Number
ATMEGA644A-PU
Description
IC MCU AVR 64K FLASH 40PDIP
Manufacturer
Atmel
Series
AVR® ATmegar
Datasheets

Specifications of ATMEGA644A-PU

Core Processor
AVR
Core Size
8-Bit
Speed
20MHz
Connectivity
I²C, SPI, UART/USART
Peripherals
Brown-out Detect/Reset, POR, PWM, WDT
Number Of I /o
32
Program Memory Size
64KB (32K x 16)
Program Memory Type
FLASH
Eeprom Size
2K x 8
Ram Size
4K x 8
Voltage - Supply (vcc/vdd)
1.8 V ~ 5.5 V
Data Converters
A/D 8x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
40-DIP (0.600", 15.24mm)
Processor Series
ATmega
Core
AVR
Data Bus Width
8 bit
Data Ram Size
4 KB
Interface Type
JTAG, TWI, SPI, USART
Maximum Clock Frequency
20 MHz
Number Of Programmable I/os
32
Number Of Timers
3
Operating Supply Voltage
3.3 V
Maximum Operating Temperature
+ 85 C
Mounting Style
Through Hole
Minimum Operating Temperature
- 40 C
Operating Temperature Range
- 40 C to + 85 C
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Features
Note:
High-performance, Low-power AVR
Advanced RISC Architecture
High Endurance Non-volatile Memory segments
JTAG (IEEE std. 1149.1 Compliant) Interface
Peripheral Features
Special Microcontroller Features
I/O and Packages
Operating Voltages
Speed Grades
Power Consumption at 1 MHz, 1.8V, 25°C
– 131 Powerful Instructions – Most Single-clock Cycle Execution
– 32 x 8 General Purpose Working Registers
– Fully Static Operation
– Up to 20 MIPS Throughput at 20 MHz
– On-chip 2-cycle Multiplier
– 16/32/64/128K Bytes of In-System Self-programmable Flash program memory
– 512B/1K/2K/4K Bytes EEPROM
– 1/2/4/16K Bytes Internal SRAM
– Write/Erase Cycles: 10,000 Flash/ 100,000 EEPROM
– Data retention: 20 years at 85°C/ 100 years at 25°C
– Optional Boot Code Section with Independent Lock Bits
– Programming Lock for Software Security
– Boundary-scan Capabilities According to the JTAG Standard
– Extensive On-chip Debug Support
– Programming of Flash, EEPROM, Fuses, and Lock Bits through the JTAG Interface
– Two 8-bit Timer/Counters with Separate Prescalers and Compare Modes
– One 16-bit Timer/Counter with Separate Prescaler, Compare Mode, and Capture Mode
– Real Time Counter with Separate Oscillator
– Six PWM Channels
– 8-channel, 10-bit ADC
– Byte-oriented Two-wire Serial Interface
– Two Programmable Serial USART
– Master/Slave SPI Serial Interface
– Programmable Watchdog Timer with Separate On-chip Oscillator
– On-chip Analog Comparator
– Interrupt and Wake-up on Pin Change
– Power-on Reset and Programmable Brown-out Detection
– Internal Calibrated RC Oscillator
– External and Internal Interrupt Sources
– Six Sleep Modes: Idle, ADC Noise Reduction, Power-save, Power-down, Standby and
– 32 Programmable I/O Lines
– 40-pin PDIP, 44-lead TQFP, 44-pad VQFN/QFN/MLF
– 44-pad DRQFN
– 49-ball VFBGA
– 1.8 - 5.5V
– 0 - 4 MHz @ 1.8 - 5.5V
– Active: 0.4 mA
– Power-down Mode: 0.1µA
– Power-save Mode: 0.6µA (Including 32 kHz RTC)
Extended Standby
0 - 10 MHz @ 2.7 - 5.5V
0 - 20 MHz @ 4.5 - 5.5V
In-System Programming by On-chip Boot Program
True Read-While-Write Operation
Differential mode with selectable gain at 1x, 10x or 200x
1. See
”Data Retention” on page 9
®
8-bit Microcontroller
for details.
(1)
8-bit
Microcontroller
with
16/32/64/128K
Bytes In-System
Programmable
Flash
ATmega164A
ATmega164PA
ATmega324A
ATmega324PA
ATmega644A
ATmega644PA
ATmega1284
ATmega1284P
Summary
8272AS–AVR–01/10

Related parts for ATMEGA644A-PU

ATMEGA644A-PU Summary of contents

Page 1

... Power-down Mode: 0.1µA – Power-save Mode: 0.6µA (Including 32 kHz RTC) Note: 1. See ”Data Retention” on page 9 ® 8-bit Microcontroller (1) for details. 8-bit Microcontroller with 16/32/64/128K Bytes In-System Programmable Flash ATmega164A ATmega164PA ATmega324A ATmega324PA ATmega644A ATmega644PA ATmega1284 ATmega1284P Summary 8272AS–AVR–01/10 ...

Page 2

Pin Configurations 1.1 Pinout - PDIP/TQFP/VQFN/QFN/MLF for Figure 1-1. Note: 8272AS–AVR–01/10 ATmega164A/164PA/324A/324PA/644A/644PA/1284/1284P Pinout (PCINT8/XCK0/T0) PB0 (PCINT9/CLKO/T1) PB1 (PCINT10/INT2/AIN0) PB2 (PCINT11/OC0A/AIN1) PB3 (PCINT12/OC0B/SS) PB4 (PCINT13/MOSI) PB5 (PCINT14/MISO) PB6 (PCINT15/SCK) PB7 RESET VCC GND XTAL2 XTAL1 (PCINT24/RXD0) PD0 (PCINT25/TXD0) PD1 ...

Page 3

Pinout - DRQFN for ATmega164A/164PA/324A/324PA Figure 1- Table 1- 8272AS–AVR–01/10 DRQFN - Pinout Top view B1 B15 B2 B14 B3 B13 ...

Page 4

Pinout - VFBGA for ATmega164A/164PA/324A/324PA Figure 1- Table 1- 8272AS–AVR–01/10 VFBGA - Pinout Top view BGA - ...

Page 5

Overview The ATmega164A/164PA/324A/324PA/644A/644PA/1284/1284P is a low-power CMOS 8-bit microcontroller based on the AVR enhanced RISC architecture. By executing powerful instruc- tions in a single clock cycle, the ATmega164A/164PA/324A/324PA/644A/644PA/1284/1284P achieves throughputs approaching 1 MIPS per MHz allowing the system ...

Page 6

... C compilers, macro assemblers, pro- gram debugger/simulators, in-circuit emulators, and evaluation kits. 2.2 Comparison Between ATmega164A, ATmega164PA, ATmega324A, ATmega324PA, ATmega644A, ATmega644PA, ATmega1284 and ATmega1284P Table 2-1. Differences between ATmega164A, ATmega164PA, ATmega324A, ATmega324PA, ATmega644A, ATmega644PA, ATmega1284 and ATmega1284P Device Flash ATmega164A 16 K ...

Page 7

Pin Descriptions 2.3.1 VCC Digital supply voltage. 2.3.2 GND Ground. 2.3.3 Port A (PA7:PA0) Port A serves as analog inputs to the Analog-to-digital Converter. Port A also serves as an 8-bit bi-directional I/O port with internal pull-up resistors ...

Page 8

RESET Reset input. A low level on this pin for longer than the minimum pulse length will generate a reset, even if the clock is not running. The minimum pulse length is given in Characteristics” on page 2.3.8 ...

Page 9

... Resources A comprehensive set of development tools, application notes and datasheetsare available for download on http://www.atmel.com/avr. 4. About Code Examples This documentation contains simple code examples that briefly show how to use various parts of the device. Be aware that not all C compiler vendors include bit definitions in the header files and interrupt handling compiler dependent ...

Page 10

Register Summary Address Name Bit 7 (0xFF) Reserved - (0xFE) Reserved - (0xFD) Reserved - (0xFC) Reserved - (0xFB) Reserved - (0xFA) Reserved - (0xF9) Reserved - (0xF8) Reserved - (0xF7) Reserved - (0xF6) Reserved - (0xF5) Reserved ...

Page 11

Address Name Bit 7 (0xC0) UCSR0A RXC0 (0xBF) Reserved - (0xBE) Reserved - (0xBD) TWAMR TWAM6 (0xBC) TWCR TWINT (0xBB) TWDR (0xBA) TWAR TWA6 (0xB9) TWSR TWS7 (0xB8) TWBR (0xB7) Reserved - (0xB6) ASSR - (0xB5) Reserved - (0xB4) ...

Page 12

Address Name Bit 7 (0x7E) DIDR0 ADC7D (0x7D) Reserved - (0x7C) ADMUX REFS1 (0x7B) ADCSRB - (0x7A) ADCSRA ADEN (0x79) ADCH (0x78) ADCL (0x77) Reserved - (0x76) Reserved - (0x75) Reserved - (0x74) Reserved - (0x73) PCMSK3 PCINT31 (0x72) ...

Page 13

Address Name Bit 7 0x1C (0x3C) EIFR - 0x1B (0x3B) PCIFR - 0x1A (0x3A) Reserved - 0x19 (0x39) Reserved - 0x18 (0x38) Reserved - 0x17 (0x37) TIFR2 - 0x16 (0x36) TIFR1 - 0x15 (0x35) TIFR0 - 0x14 (0x34) Reserved ...

Page 14

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 ...

Page 15

Mnemonics Operands BRVC k Branch if Overflow Flag is Cleared BRIE k Branch if Interrupt Enabled BRID k Branch if Interrupt Disabled BIT AND BIT-TEST INSTRUCTIONS SBI P,b Set Bit in I/O Register CBI P,b Clear Bit in I/O ...

Page 16

Mnemonics Operands PUSH Rr Push Register on Stack POP Rd Pop Register from Stack MCU CONTROL INSTRUCTIONS NOP No Operation SLEEP Sleep WDR Watchdog Reset BREAK Break 8272AS–AVR–01/10 Description STACK ← ← STACK (see specific descr. for ...

Page 17

... Notes: 1. This device can also be supplied in wafer form. Please contact your local Atmel sales office for detailed ordering information and minimum quantities. 2. Pb-free packaging, complies to the European Directive for Restriction of Hazardous Substances (RoHS directive). Also Halide free and fully Green. ...

Page 18

... Notes: 1. This device can also be supplied in wafer form. Please contact your local Atmel sales office for detailed ordering information and minimum quantities. 2. Pb-free packaging, complies to the European Directive for Restriction of Hazardous Substances (RoHS directive). Also Halide free and fully Green. ...

Page 19

... Notes: 1. This device can also be supplied in wafer form. Please contact your local Atmel sales office for detailed ordering information and minimum quantities. 2. Pb-free packaging, complies to the European Directive for Restriction of Hazardous Substances (RoHS directive). Also Halide free and fully Green. ...

Page 20

... Notes: 1. This device can also be supplied in wafer form. Please contact your local Atmel sales office for detailed ordering information and minimum quantities. 2. Pb-free packaging, complies to the European Directive for Restriction of Hazardous Substances (RoHS directive). Also Halide free and fully Green. ...

Page 21

... Wide, Plastic Dual Inline Package (PDIP) 44M1 44-pad 1.0 mm body, lead pitch 0.50 mm, Thermally Enhanced Plastic Very Thin Quad Flat No-Lead (VQFN) 8272AS–AVR–01/10 (2) Ordering Code Package ATmega644A-AU 44A (4) ATmega644A-AUR 44A ATmega644A-PU 40P6 ATmega644A-MU 44M1 (4) ATmega644A-MUR 44M1 333. Package Type (1) Operational Range Industrial ...

Page 22

... Notes: 1. This device can also be supplied in wafer form. Please contact your local Atmel sales office for detailed ordering information and minimum quantities. 2. Pb-free packaging, complies to the European Directive for Restriction of Hazardous Substances (RoHS directive). Also Halide free and fully Green. ...

Page 23

... Notes: 1. This device can also be supplied in wafer form. Please contact your local Atmel sales office for detailed ordering information and minimum quantities. 2. Pb-free packaging, complies to the European Directive for Restriction of Hazardous Substances (RoHS directive). Also Halide free and fully Green. ...

Page 24

... Notes: 1. This device can also be supplied in wafer form. Please contact your local Atmel sales office for detailed ordering information and minimum quantities. 2. Pb-free packaging, complies to the European Directive for Restriction of Hazardous Substances (RoHS directive). Also Halide free and fully Green. ...

Page 25

Packaging Information 9.1 44A PIN 0˚~7˚ L Notes: 1. This package conforms to JEDEC reference MS-026, Variation ACB. 2. Dimensions D1 and E1 do not include mold protrusion. Allowable protrusion is 0.25 mm per side. ...

Page 26

A SEATING PLANE Notes: 1. This package conforms to JEDEC reference MS-011, Variation AC. 2. Dimensions D and E1 do not include mold Flash or Protrusion. Mold Flash or Protrusion shall not exceed 0.25 ...

Page 27

... D Marked Pin TOP VIEW BOTTOM VIEW Note: JEDEC Standard MO-220, Fig. 1 (SAW Singulation) VKKD-3. Package Drawing Contact: packagedrawings@atmel.com 8272AS–AVR–01/10 E Pin #1 Corner Pin #1 Option A 1 Triangle 2 3 Option B Pin #1 Chamfer (C 0.30) Option C Pin #1 Notch e (0.20 R) TITLE 44M1, 44-pad 1.0 mm Body, Lead Pitch 0 ...

Page 28

... Pin A19 B16 eR A18 B15 D2 B11 A13 B10 A12 L BOTTOM VIEW 1. The terminal # Laser-marked Feature. Note: Package Drawing Contact: packagedrawings@atmel.com 8272AS–AVR–01/10 E TOP VIEW eT/2 A24 B20 0.40 R0. TITLE 44MC, 44QFN (2-Row Staggered 1.00 mm Body, 2.60 x 2.60 mm Exposed Pad, Quad Flat No Lead Package ...

Page 29

... A1 BALL BALL CORNER b Package Drawing Contact: packagedrawings@atmel.com 8272AS–AVR–01/ TOP VIEW 0.35 ± 0.05 Ø e BOTTOM VIEW TITLE 49C2, 49-ball ( Array), 0.65 mm Pitch, 5.0 x 5.0 x 1.0 mm, Very Thin, Fine-Pitch Ball Grid Array Package (VFBGA) 0. SIDE VIEW COMMON DIMENSIONS ...

Page 30

... Rev known Errata. 10.3 Errata for ATmega324A 10.3.1 Rev known Errata. 10.4 Errata for ATmega324PA 10.4.1 Rev known Errata. 10.5 Errata for ATmega644A 10.5.1 Rev known Errata. 10.6 Errata for ATmega644PA 10.6.1 Rev known Errata. 10.7 Errata for ATmega1284 10.7.1 Rev known Errata ...

Page 31

... Added ”ATmega164A Typical Characteristics” on page 343 – Added ”ATmega324A Typical Characteristics” on page 393 – Added ”ATmega644A Typical Characteristics” on page 443 – Added ”ATmega1284 Typical Characteristics” on page 493 – Added ”Ordering Information” on page 550 – Added ” ...

Page 32

... Disclaimer: The information in this document is provided in connection with Atmel products. No license, express or implied, by estoppel or otherwise, to any intellectual property right is granted by this document or in connection with the sale of Atmel products. EXCEPT AS SET FORTH IN ATMEL’S TERMS AND CONDI- TIONS OF SALE LOCATED ON ATMEL’S WEB SITE, ATMEL ASSUMES NO LIABILITY WHATSOEVER AND DISCLAIMS ANY EXPRESS, IMPLIED OR STATUTORY WARRANTY RELATING TO ITS PRODUCTS INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTY OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, OR NON-INFRINGEMENT ...

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