Copyright © Siemens AG 2016. All rights reserved
468
ERTEC 200P-2 Manual
Technical data subject to change
Version
1.0
3.3.4 SPI Timing
The frequency of SSPCLK (base frequency for SPI macro): f
SSPCLK
= 125 MHz.
3.3.4.1 SPI1
Symbol
Parameter
Min.
Max.
Unit
Note
T
C
Baudrate
25
-
ns
Master
150
-
ns
Slave
T
D
Valid delay
-2.9
2.4
ns
Master
21.2
37.7
ns
Slave
T
S
Setup Time
13.9
-
ns
Master
-14.9
-
ns
Slave
T
H
Hold Time
-3.8
-
ns
Master
26.7
-
ns
Slave
T
SFRMS
SFRMIN Setup Time
16.7
-
ns
T
SFRMH
SFRMIN Hold Time
9.6
-
ns
Based on
Buffer Driverstrength = 9mA
1)
C
L
= 20 pF
2)
Ts, Th > 1 x 125 MHz period; Inputs are synchronized with APB-Clock (F
SSPCLK
).
3)
Slave-Mode : SCLK_IN is synchronized in (2 internal clocks)
3.3.4.2 SPI2
Symbol
Parameter
Min.
Max.
Unit
Note
T
C
Baudrate
25
-
ns
Master
150
-
ns
Slave
T
D
Valid delay
-3.0
2.2
ns
Master
22.1
36.8
ns
Slave
T
S
Setup Time
14.6
-
ns
Master
-15.1
-
ns
Slave
T
H
Hold Time
-4.2
-
ns
Master
26.0
-
ns
Slave
