AT89LP428 Atmel Corporation, AT89LP428 Datasheet - Page 131
AT89LP428
Manufacturer Part Number
AT89LP428
Description
Manufacturer
Atmel Corporation
Datasheet
1.AT89LP428.pdf
(149 pages)
Specifications of AT89LP428
Flash (kbytes)
4 Kbytes
Max. Operating Frequency
25 MHz
Cpu
8051-1C
Max I/o Pins
30
Spi
1
Uart
1
Sram (kbytes)
0.75
Eeprom (bytes)
512
Self Program Memory
IAP
Operating Voltage (vcc)
2.4 to 5.5
Timers
3
Isp
SPI/OCD
Watchdog
Yes
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
AT89LP428-20AU
Manufacturer:
RFMD
Quantity:
1 240
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24.3.4
3654A–MICRO–8/09
Quasi-Bidirectional Input
Figure 24-7. Quasi-bidirectional Input Transition Current at 5V
Figure 24-8. Quasi-bidirectional Input Transition Current at 3V
-100
-150
-200
-100
-50
-20
-40
-60
-80
0
0
0.0
0.0
0.5
0.5
1.0
1.5
1.0
2.0
V
V
IL
IL
2.5
1.5
(V)
(V)
3.0
2.0
3.5
4.0
2.5
4.5
AT89LP428/828
5.0
3.0
85C
-40C
25C
85C
-40C
25C
131
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