ATMEGA164P-20MCU Atmel, ATMEGA164P-20MCU Datasheet - Page 21

• Manufacturer Part Number: ATMEGA164P-20MCU
• Description: MCU AVR 16K FLASH 20MHZ 44-QFN
• Manufacturer: Atmel
• Series: AVR® ATmegar

Specifications of ATMEGA164P-20MCU

• 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: 16KB (8K x 16)
• Program Memory Type: FLASH
• Eeprom Size: 512 x 8
• Ram Size: 1K x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 5.5 V
• Data Converters: A/D 8x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 44-VQFN Exposed Pad
• For Use With: ATSTK600-TQFP44 - STK600 SOCKET/ADAPTER 44-TQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

7.3
8011OS–AVR–07/10
Note:
44M1
Package Drawing Contact:
[e-mail]
1. The terminal #1 ID is a Laser-marked Feature.
D2
D
A18
A13
B15
B11
eR
L
A19
A12
B16
B10
Pin 1 ID
BOTTOM VIEW
TOP VIEW
eT/2
E2
E
R0.20
TITLE
44MC, 44QFN (2-Row Staggered), 5 x 5 x 1.00 mm Body,
2.60 x 2.60 mm Exposed Pad, Quad Flat No Lead Package
B20
B6
0.40
L
A24
A7
B1
B5
L
A1
A6
b
eT
ATmega164P/324P/644P
SYMBOL
A
A1
b
C
D
D2
E
E2
eT
eR
K
L
y
A
COMMON DIMENSIONS
0.80
0.00
0.18
4.90
2.55
4.90
2.55
0.45
0.30
0.00
MIN
(Unit of Measure = mm)
–
–
0.20 REF
C
NOM
A1
0.90
0.02
0.23
5.00
2.60
5.00
2.60
0.70
0.40
0.35
–
–
SIDE VIEW
DRA WING NO .
y
0.075
MAX
1.00
0.05
0.30
5.10
2.65
5.10
2.65
0.40
44MC
–
–
–
N O T E
9/13/07
REV .
A
21