ATMEGA48A-MMH Atmel, ATMEGA48A-MMH Datasheet - Page 23
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ATMEGA48A-MMH
Manufacturer Part Number
ATMEGA48A-MMH
Description
IC MCU AVR 4K FLASH 28QFN
Manufacturer
Atmel
Series
AVR® ATmegar
Specifications of ATMEGA48A-MMH
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
23
Program Memory Size
4KB (2K x 16)
Program Memory Type
FLASH
Eeprom Size
256 x 8
Ram Size
512 x 8
Voltage - Supply (vcc/vdd)
1.8 V ~ 5.5 V
Data Converters
A/D 8x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
28-VQFN Exposed Pad, 28-HVQFN, 28-SQFN, 28-DHVQFN
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
7. Packaging Information
7.1
8271CS–AVR–08/10
Notes:
32A
R
2325 Orchard Parkway
San Jose, CA 95131
1. This package conforms to JEDEC reference MS-026, Variation ABA.
2. Dimensions D1 and E1 do not include mold protrusion. Allowable
3. Lead coplanarity is 0.10 mm maximum.
C
protrusion is 0.25 mm per side. Dimensions D1 and E1 are maximum
plastic body size dimensions including mold mismatch.
e
PIN 1
0˚~7˚
L
ATmega48A/48PA/88A/88PA/168A/168PA/328/328P
PIN 1 IDENTIFIER
TITLE
32A, 32-lead, 7 x 7 mm Body Size, 1.0 mm Body Thickness,
0.8 mm Lead Pitch, Thin Profile Plastic Quad Flat Package (TQFP)
D1
D
B
E1
A1
E
A2
SYMBOL
A
A
A1
A2
D
D1
E
E1
B
C
L
e
0.30
0.05
8.75
6.90
8.75
6.90
0.09
0.45
COMMON DIMENSIONS
0.95
MIN
(Unit of Measure = mm)
–
0.80 TYP
NOM
1.00
9.00
7.00
9.00
7.00
–
–
–
–
–
DRAWING NO.
MAX
1.20
0.15
1.05
9.25
7.10
9.25
7.10
0.45
0.20
0.75
32A
10/5/2001
Note 2
Note 2
NOTE
REV.
B
23