ATmega48 Atmel Corporation, ATmega48 Datasheet - Page 21
ATmega48
Manufacturer Part Number
ATmega48
Description
Manufacturer
Atmel Corporation
Specifications of ATmega48
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
No
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
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
ATmega48-10AU
Manufacturer:
FEVA
Quantity:
30 000
Part Number:
ATmega48-15AT1
Manufacturer:
ATMEL/爱特梅尔
Quantity:
20 000
Company:
Part Number:
ATmega48-15AZ
Manufacturer:
ATMEL
Quantity:
3 500
Part Number:
ATmega48-15AZ
Manufacturer:
ATMEL/爱特梅尔
Quantity:
20 000
Company:
Part Number:
ATmega48-15AZV
Manufacturer:
MICROCHIP
Quantity:
3 100
Company:
Part Number:
ATmega48-20AU
Manufacturer:
ATMEL
Quantity:
6 460
Company:
Part Number:
ATmega48-20AU
Manufacturer:
Atmel
Quantity:
1 300
Part Number:
ATmega48-20AU
Manufacturer:
ATMEL/爱特梅尔
Quantity:
20 000
10.3
2545TS–AVR–05/11
32M1-A
R
P
2325 Orchard Parkway
San Jose, CA 95131
Note: JEDEC Standard MO-220, Fig. 2 (Anvil Singulation), VHHD-2.
P
1
2
3
b
BOTTOM VIEW
K
Pin 1 ID
TOP VIEW
Pin #1 Notch
(0.20 R)
D1
D2
D
TITLE
32M1-A, 32-pad, 5 x 5 x 1.0mm Body, Lead Pitch 0.50mm,
3.10mm Exposed Pad, Micro Lead Frame Package (MLF)
e
1
2
3
E2
E1
L
E
K
A2
A
0
A3
A1
SIDE VIEW
SYMBOL
0.08 C
0
A
A1
A2
A3
b
D
D1
D2
E
E1
E2
e
L
P
K
0.80
0.18
4.90
4.70
2.95
4.90
4.70
2.95
0.30
COMMON DIMENSIONS
0.20
MIN
(Unit of Measure = mm)
–
–
–
–
ATmega48/88/168
0.20 REF
0.50 BSC
NOM
0.90
0.02
0.65
0.23
5.00
4.75
3.10
5.00
4.75
3.10
0.40
–
–
–
DRAWING NO.
MAX
1.00
0.05
1.00
0.30
5.10
4.80
3.25
5.10
4.80
3.25
0.50
0.60
12
–
32M1-A
o
NOTE
5/25/06
REV.
E
21