ATmega48A Atmel Corporation, ATmega48A Datasheet - Page 549

• Manufacturer Part Number: ATmega48A
• Manufacturer: Atmel Corporation

Specifications of ATmega48A

• Flash (kbytes): 4 Kbytes
• Pin Count: 32
• Max. Operating Frequency: 20 MHz
• Cpu: 8-bit AVR
• # Of Touch Channels: 12
• Hardware Qtouch Acquisition: No
• Max I/o Pins: 23
• Ext Interrupts: 24
• Usb Speed: No
• Usb Interface: No
• Spi: 2
• Twi (i2c): 1
• Uart: 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): 256
• Self Program Memory: NO
• 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: 3
• Output Compare Channels: 6
• Input Capture Channels: 1
• Pwm Channels: 6
• 32khz Rtc: Yes
• Calibrated Rc Oscillator: Yes

34.2
8271D–AVR–05/11
A1 BALL CORNER
Note2:
Note1:
32CC1
solder resist layer.
to the seating plane.
Dimension “b1” is the solderable surface defined by the opening of the
Dimension “b” is measured at the maximum ball dia. in a plane parallel
Package Drawing Contact:
[e-mail]
D1
A
B
C
D
E
F
F
E
D
C
B
A
1 2 3 4 5 6
1 2 3 4 5 6
BOTTOM VIEW
TOP VIEW
E1
E
Pin#1 ID
TITLE
32CC1, 32-ball (6 x 6 Array), 4 x 4 x 0.6 mm
package, ball pitch 0.50 mm, Ultra Thin,
Fine-Pitch Ball Grid Array (UFBGA)
e
ATmega48A/PA/88A/PA/168A/PA/328/P
e
D
32-Øb
SYMBOL
A
A1
A2
b
b1
D
D1
E
E1
e
0.12
0.25
0.25
3.90
3.90
MIN
b1
COMMON DIMENSIONS
GPC
SIDE VIEW
(Unit of Measure = mm)
–
CAG
A1
0.38 REF
0.08
2.50 BSC
2.50 BSC
0.50 BSC
NOM
0.30
4.00
4.00
A
–
–
–
DRAWING NO.
A2
32CC1
MAX
0.60
0.35
4.10
4.10
–
–
NOTE
07/06/10
1
2
REV.
B
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