AT90LS4433-4PI Atmel, AT90LS4433-4PI Datasheet - Page 22
![IC MCU 4K FLSH 4MHZ A/D LV 28DIP](/photos/7/21/72189/453-28-dip_sml.jpg)
AT90LS4433-4PI
Manufacturer Part Number
AT90LS4433-4PI
Description
IC MCU 4K FLSH 4MHZ A/D LV 28DIP
Manufacturer
Atmel
Series
AVR® 90LSr
Datasheet
1.AT90S4433-8AC.pdf
(126 pages)
Specifications of AT90LS4433-4PI
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
28-DIP (0.300", 7.62mm)
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
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AT90S/LS4433
Figure 24. Reset Logic
Table 4. Reset Characteristics (V
Note:
Symbol
RESET
V
V
V
V
BODLEVEL
POT
CC
RST
BOT
BODEN
(1)
1. The Power-on Reset will not work unless the supply voltage has been below V
(falling).
Parameter
Power-on Reset
Threshold
Voltage, rising
Power-on Reset
Threshold
Voltage, falling
RESET Pin
Threshold
Voltage
Brown-out Reset
Threshold
Voltage
Power-on Reset
Reset Circuit
Reset Circuit
RC Oscillator
Brown-out
Watchdog
On-chip
Circuit
Timer
(BODLEVEL=1)
(BODLEVEL=0)
CC
Min
1.0
0.4
2.2
3.5
= 5.0V)
CK
Register (MCUSR)
MCU Status
DATA BUS
CKSEL[2:0]
(BODLEVEL=1)
(BODLEVEL=0)
Delay Counters
0.6 V
Typ
1.4
0.6
2.7
4.0
CC
(BODLEVEL=1)
(BODLEVEL=0)
Full
Max
1.8
0.8
3.0
4.5
1042H–AVR–04/03
Units
V
V
V
V
POT
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