ATMEGA644P-20AN
vs
ATMEGA644P-20MNR
feature comparison
| Rohs Code |
Yes
|
Yes
|
| Part Life Cycle Code |
Active
|
Transferred
|
| Ihs Manufacturer |
MICROCHIP TECHNOLOGY INC
|
ATMEL CORP
|
| Reach Compliance Code |
compliant
|
compliant
|
| HTS Code |
8542.31.00.01
|
8542.31.00.01
|
| Has ADC |
YES
|
YES
|
| Address Bus Width |
|
|
| Bit Size |
8
|
8
|
| CPU Family |
AVR RISC
|
|
| Clock Frequency-Max |
20 MHz
|
20 MHz
|
| DMA Channels |
NO
|
NO
|
| External Data Bus Width |
|
|
| JESD-30 Code |
S-PQFP-G44
|
|
| JESD-609 Code |
e3
|
|
| Length |
10 mm
|
|
| Number of I/O Lines |
32
|
|
| Number of Terminals |
44
|
|
| On Chip Program ROM Width |
8
|
8
|
| Operating Temperature-Max |
105 °C
|
|
| Operating Temperature-Min |
-40 °C
|
|
| PWM Channels |
YES
|
YES
|
| Package Body Material |
PLASTIC/EPOXY
|
|
| Package Code |
QFP
|
|
| Package Equivalence Code |
TQFP44,.47SQ,32
|
|
| Package Shape |
SQUARE
|
|
| Package Style |
FLATPACK
|
|
| Qualification Status |
Not Qualified
|
|
| RAM (bytes) |
4096
|
|
| ROM (words) |
65536
|
65536
|
| ROM Programmability |
FLASH
|
FLASH
|
| Speed |
20 MHz
|
20 MHz
|
| Supply Current-Max |
11 mA
|
|
| Supply Voltage-Max |
5.5 V
|
5.5 V
|
| Supply Voltage-Min |
4.5 V
|
1.8 V
|
| Supply Voltage-Nom |
5 V
|
3 V
|
| Surface Mount |
YES
|
|
| Technology |
CMOS
|
CMOS
|
| Temperature Grade |
INDUSTRIAL
|
|
| Terminal Finish |
MATTE TIN
|
|
| Terminal Form |
GULL WING
|
|
| Terminal Pitch |
0.8 mm
|
|
| Terminal Position |
QUAD
|
|
| Width |
10 mm
|
|
| uPs/uCs/Peripheral ICs Type |
MICROCONTROLLER, RISC
|
MICROCONTROLLER, RISC
|
| Base Number Matches |
2
|
2
|
| Package Description |
|
,
|
| Core Architecture |
|
AVR
|
| Device Core |
|
AVR
|
| Clock Speed |
|
20
|
| Ram |
|
4
|
| Flash Memory |
|
64
|
| Can |
|
0
|
| Adc Channels |
|
8
|
| Adc Resolution |
|
10
|
| DAC Channels |
|
NO
|
|
|
|
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