AT89LP213 Atmel Corporation, AT89LP213 Datasheet - Page 87

• Manufacturer Part Number: AT89LP213
• Manufacturer: Atmel Corporation

Specifications of AT89LP213

• Flash (kbytes): 2 Kbytes
• Max. Operating Frequency: 20 MHz
• Cpu: 8051-1C
• Max I/o Pins: 14
• Spi: 1
• Sram (kbytes): 0.125
• Operating Voltage (vcc): 2.4 to 5.5
• Timers: 2
• Isp: SPI/OCD
• Watchdog: Yes

Figure 24-16. SPI Slave Timing (CPHA = 1)
24.6
The values in this table are valid for V
Figure 24-17. Shift Register Mode Timing Waveform
3538E–MICRO–11/10
Symbol
t
t
t
t
t
XLXL
QVXH
XHQX
XHDX
XHDV
Serial Port Timing: Shift Register Mode Test Conditions
WRITE TO SBUF
OUTPUT DATA
INPUT DATA
CLEAR RI
Parameter
Serial Port Clock Cycle Time
Output Data Setup to Clock Rising Edge
Output Data Hold after Clock Rising Edge
Input Data Hold after Clock Rising Edge
Input Data Valid to Clock Rising Edge
CLOCK
(CPOL = 0)
(CPOL = 1)
MISO
MOSI
SCK
SCK
SS
VALID
0
CC
= 2.4V to 5.5V and Load Capacitance = 80 pF.
VALID
1
VALID
2
VALID
3
VALID
4
2t
t
t
VALID
CLCL
CLCL
CLCL
Min
5
15
Variable Oscillator
0
-15
-15
-15
AT89LP213/214
VALID
6
Max
VALID
7
Units
µs
ns
ns
ns
ns
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