AT89LP428 Atmel Corporation, AT89LP428 Datasheet - Page 134
![no-image](/images/manufacturer_photos/0/0/79/atmel_corporation_sml.jpg)
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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- Download datasheet (5Mb)
Figure 24-10. SPI Master Timing (CPHA = 0)
Figure 24-11. SPI Slave Timing (CPHA = 0)
Figure 24-12. SPI Master Timing (CPHA = 1)
134
AT89LP428/828
(CPOL = 0)
(CPOL= 1)
(CPOL = 0)
(CPOL = 1)
(CPOL = 0)
(CPOL = 1)
MISO
MOSI
MISO
MOSI
SCK
SCK
MISO
MOSI
SCK
SCK
SCK
SCK
SS
SS
SS
t
SSE
t
SOE
t
t
t
SHSL
SLSH
t
SHSL
SLSH
t
SCK
t
SCK
t
t
t
t
SHSL
t
SLSH
SHSL
SLSH
SR
t
SR
t
SOH
t
SOV
t
SF
t
SOH
t
SOV
t
SOV
t
t
SF
SF
t
SIS
t
t
SIS
SR
t
SIH
t
SIH
t
SSD
t
SOX
3654A–MICRO–8/09
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