ATMEGA103L-4AI Atmel, ATMEGA103L-4AI Datasheet - Page 93
ATMEGA103L-4AI
Manufacturer Part Number
ATMEGA103L-4AI
Description
IC MCU 128K 4MHZ A/D LV 64TQFP
Manufacturer
Atmel
Series
AVR® ATmegar
Datasheets
1.ATMEGA103-6AC.pdf
(141 pages)
2.ATMEGA103-6AC.pdf
(4 pages)
3.ATMEGA103L-4AC.pdf
(4 pages)
Specifications of ATMEGA103L-4AI
Core Processor
AVR
Core Size
8-Bit
Speed
4MHz
Connectivity
SPI, UART/USART
Peripherals
POR, PWM, WDT
Number Of I /o
32
Program Memory Size
128KB (64K x 16)
Program Memory Type
FLASH
Eeprom Size
4K x 8
Ram Size
4K x 8
Voltage - Supply (vcc/vdd)
2.7 V ~ 3.6 V
Data Converters
A/D 8x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
64-TQFP, 64-VQFP
For Use With
ATSTK501 - ADAPTER KIT FOR 64PIN AVR MCU
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
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0945I–AVR–02/07
Figure 59. Port B Schematic Diagram (Pins PB5 and PB6)
Figure 60. Port B Schematic Diagram (Pin PB7)
PBn
PB7
WP:
WD:
RL:
RP:
RD:
n:
X:
WP:
WD:
RL:
RP:
RD:
MOS
PULL-
UP
MOS
PULL-
UP
WRITE PORTB
WRITE DDRB
READ PORTB LATCH
READ PORTB PIN
READ DDRB
5, 6
A, B
WRITE PORTB
WRITE DDRB
READ PORTB LATCH
READ PORTB PIN
READ DDRB
RL
RP
RL
RP
MODE SELECT
MODE SELECT
OUTPUT
OUTPUT
ATmega103(L)
Q
Q
Q
PORTBn
Q
RESET
RESET
PORTB7
RESET
RESET
DDBn
DDB7
WD
WP
RD
WD
WP
RD
R
C
R
C
R
C
R
C
D
D
D
D
COM1X0
COM1X1
COMP. MATCH 1X
COM20
COM21
COMP. MATCH 2
93
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