40
EESX20 and EESX30
Release 1.5 04/2020
Parameter (Tx-Mode,
100Base-Tx)
min.
typ.
Max.
Units
Output signal by 100
0,95
1,05
V
Symmetry output signal
98
102
%
Parameter (Tx-Mode,
1000Base-Tx)
min.
typ.
Max.
Units
Output signal by 100
0,95
1,05
V
Symmetry output signal
98
100
%
Table 5-3: Electrical specification Ethernet Tx lines
Parameter (Fx-Mode, 100/1000Base-Fx)
min.
typ.
Max.
Unit
Output signal by 100
(Peak to peak)
0,5
2,4
V
pp
Output resistance
100
Input resistance
100
Table 5-4: Electrical Specification Ethernet Fx lines
Symbol
Description
min.
typ.
max.
Unit
f
max SPI
Clock Frequency SPI
1
16
MHz
t
su
(Setup
time)
SPI_MOSI before SPI_Clk
↑
40
ns
SPI_Clk
↑ before SPI_En1
↑
40
ns
SPI_En2 before SPI_Clk
↑
40
ns
SPI_MISO before SPI_Clk
↓
20
ns
Parallel Data Input before
SPI_En2
↑
20
ns
t
h
(Hold time)
SPI_MOSI after SPI_Clk
↑
20
ns
SPI_MISO after SPI_Clk
↓
20
ns
Parallel Data Input after
SPI_En2
↑
20
ns
t
pd
(Output
Delay)
SPI_MOSI after SPI_Clk
↑
0,5 x
1/f
max
ns
SPI_MISO after SPI_Clk
↑
0
20
ns
Table 5-5: Timing Specification SPI
