Copyright © Siemens AG 2016. All rights reserved
463
ERTEC 200P-2 Manual
Technical data subject to change
Version
1.0
3.3.2.2 SPI Timing
The SPI part of the host interface is a serial slave interface that operates at a max. of
31.25 MHz. The SPI clock is used for clocking internal registers. The signals are available
as alternative functions at the pins of the XHIF.
Symbol
Parameter
Min.
Max.
Unit
Note
T
C
Baudrate
32
ns
Slave
T
D
Valid delay
3.7
9.9
ns
1)
T
S
Setup Time
1.2
ns
T
H
Hold Time
1.2
ns
T
SFRMS
SFRMIN Setup Time
2.0
ns
T
SFRMH
SFRMIN Hold Time
2.0
ns
Based on
Buffer Driverstrength = 9mA
1)
C
L
= 20 pF
Содержание ERTEC 200P
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