AT90LS4433-4AI Atmel, AT90LS4433-4AI Datasheet - Page 76
![IC MCU 4K 4MHZ A/D LV 32TQFP](/photos/6/91/69154/313-32-tqfp_sml.jpg)
AT90LS4433-4AI
Manufacturer Part Number
AT90LS4433-4AI
Description
IC MCU 4K 4MHZ A/D LV 32TQFP
Manufacturer
Atmel
Series
AVR® 90LSr
Datasheet
1.AT90S4433-8AC.pdf
(126 pages)
Specifications of AT90LS4433-4AI
Core Processor
AVR
Core Size
8-Bit
Speed
4MHz
Connectivity
SPI, UART/USART
Peripherals
Brown-out Detect/Reset, POR, PWM, WDT
Number Of I /o
20
Program Memory Size
4KB (2K x 16)
Program Memory Type
FLASH
Eeprom Size
256 x 8
Ram Size
128 x 8
Voltage - Supply (vcc/vdd)
2.7 V ~ 6 V
Data Converters
A/D 6x10b
Oscillator Type
External
Operating Temperature
-40°C ~ 85°C
Package / Case
32-TQFP, 32-VQFP
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
AT90LS4433-4AI
Manufacturer:
HYNIX
Quantity:
14
Part Number:
AT90LS4433-4AI
Manufacturer:
ATMEL/爱特梅尔
Quantity:
20 000
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76
AT90S/LS4433
Figure 53. Port B Schematic Diagram (Pin PB3)
Figure 54. Port B Schematic Diagram (Pin PB4)
PB4
PB3
WP:
WD:
RL:
RP:
RD:
SPE:
MSTR
WP:
WD:
RL:
RP:
RD:
SPE:
MSTR
MOS
PULL-
UP
MOS
PULL-
UP
WRITE PORTB
WRITE DDRB
READ PORTB LATCH
READ PORTB PIN
READ DDRB
SPI ENABLE
MASTER SELECT
WRITE PORTB
WRITE DDRB
READ PORTB LATCH
READ PORTB PIN
READ DDRB
SPI ENABLE
MASTER SELECT
RL
RP
RL
RP
Q
Q
Q
Q
PORTB4
PORTB3
RESET
RESET
RESET
RESET
DDB4
DDB3
WD
WP
WD
WP
RD
RD
R
C
R
C
R
C
R
C
D
D
D
D
MSTR
SPE
SPI SLAVE
OUT
MSTR
SPE
SPI MASTER
OUT
SPI SLAVE
IN
SPI MASTER
IN
1042H–AVR–04/03
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