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STR91XF Datasheet(PDF) 62 Page - STMicroelectronics

Part # STR91XF
Description  ARM966E-S 16/32-Bit Flash MCU with Ethernet, USB, CAN, AC Motor Control, 4 Timers, ADC, RTC, DMA
PDF  72 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

STR91XF Datasheet(HTML) 62 Page - STMicroelectronics

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Electrical characteristics
STR91xF
62/72
Table 22.
Ethernet MII management timing table
Ethernet MII transmit timings
Figure 19. Ethernet MII transmit timing diagram
Table 23.
Ethernet MII transmit timing table
Symbol
Parameter
Symbol
Value
Unit
Min
Max
1
MDIO delay from rising
edge of MDC
tc(MDIO)
2.83
ns
2
MDIO setup time to rising
edge of MDC
Tsu (MDIO)
2.70
ns
3
MDIO hold time from rising
edge of MDC
Th (MDIO)
-2.03
ns
Symbol
Parameter
Symbol
Value
Unit
Min
Max
1
MII_TX_CLK high to
MII_TX_EN valid
tVAL(MII_TX_EN)
4.20
ns
2
MII_TX_CLK high to
MII_TX_EN invalid
Tinval(MII_TX_EN)
4.86
ns
3
MII_CRS valid to
MII_TX_CLK high
Tsu(MII_CRS)
0.61
ns
4
MII_TX_CLK high to
MII_CRS invalid
Th(MII_CRS)
0.00
ns
5
MII_COL valid to
MII_TX_CLK high
Tsu(MII_COL)
0.81
ns
6
MII_TX_CLK high to
MII_COL invalid
Th(MII_COL)
0.00
ns
7
MII_TX_CLK high to
MII_TXD valid
tVAL(MII_TXD)
5.02
ns
8
MII_TXCLK high to
MII_TXD invalid
Tinval(MII_TXD
5.02
ns
1
3
5
7
8
2
4
6
MII_TX_CLK
MII_TX_EN
MII_CRS
MII_COL
MII_TXD



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