ATMEGA3250A-AU Atmel, ATMEGA3250A-AU Datasheet - Page 28

• Manufacturer Part Number: ATMEGA3250A-AU
• Description: IC MCU AVR 32K FLASH 100TQFP
• Manufacturer: Atmel
• Series: AVR® ATmegar

Specifications of ATMEGA3250A-AU

• Core Processor: AVR
• Core Size: 8-Bit
• Speed: 20MHz
• Connectivity: SPI, UART/USART, USI
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Number Of I /o: 69
• Program Memory Size: 32KB (16K x 16)
• Program Memory Type: FLASH
• Eeprom Size: 1K x 8
• Ram Size: 2K 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: 100-TFQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

9.2
8285BS–AVR–03/11
Notes:
1. JEDEC Standard MO-220, (SAW Singulation) Fig. 1, VMMD.
2. Dimension and tolerance conform to ASMEY14.5M-1994.
64M1
K
1. JEDEC Standard MO-220, (SAW Singulation) Fig. 1, VMMD.
2. Dimension and tolerance conform to ASMEY14.5M-1994.
R
Notes:
2325 Orchard Parkway
San Jose, CA 95131
K
L
E2
R
2325 Orchard Parkway
San Jose, CA 95131
L
E2
Marked Pin# 1 ID
ATmega165A/165PA/325A/325PA/3250A/3250PA/6
Marked Pin# 1 ID
BOTTOM VIEW
K
b
BOTTOM VIEW
TOP VIEW
K
b
TOP VIEW
D2
D
D2
D
TITLE
5.40 mm Exposed Pad, Micro Lead Frame Package (MLF)
64M1, 64-pad, 9 x 9 x 1.0 mm Body, Lead Pitch 0.50 mm,
TITLE
5.40 mm Exposed Pad, Micro Lead Frame Package (MLF)
64M1, 64-pad, 9 x 9 x 1.0 mm Body, Lead Pitch 0.50 mm,
e
e
1
2
3
1
2
3
E
E
Pin #1 Corner
Pin #1 Corner
Option C
Option B
Option A
Option B
Option C
Option A
Pin #1
Triangle
Pin #1
Chamfer
(C 0.30)
Pin #1
Notch
(0.20 R)
Pin #1
Triangle
Pin #1
Chamfer
(C 0.30)
Pin #1
Notch
(0.20 R)
SYMBOL
SYMBOL
A
A
SIDE VIEW
A
A1
b
D
D2
E
E2
e
L
K
SIDE VIEW
A
A1
b
D
D2
E
E2
e
L
K
0.80
0.18
8.90
5.20
8.90
5.20
0.35
1.25
COMMON DIMENSIONS
MIN
(Unit of Measure = mm)
A1
0.80
–
0.18
8.90
5.20
8.90
5.20
0.35
1.25
COMMON DIMENSIONS
C
MIN
(Unit of Measure = mm)
A1
–
C
0.08
SEATING PLANE
0.08
SEATING PLANE
0.50 BSC
0.50 BSC
NOM
0.90
0.02
0.25
9.00
5.40
9.00
5.40
0.40
1.40
C
NOM
0.90
0.02
0.25
9.00
5.40
9.00
5.40
0.40
1.40
C
DRAWING NO.
DRAWING NO.
MAX
1.00
0.05
0.30
9.10
5.60
9.10
5.60
0.45
1.55
64M1
MAX
1.00
0.05
0.30
9.10
5.60
9.10
5.60
0.45
1.55
64M1
2010-10-19
NOTE
2010-10-19
NOTE
REV.
H
REV.
H
28