STM32F217IE STMicroelectronics, STM32F217IE Datasheet - Page 111

• Manufacturer Part Number: STM32F217IE
• Description: High-performance ARM Cortex-M3 MCU with 512 Kbytes Flash, 120 MHz CPU, ART Accelerator, Ethernet, HW crypto
• Manufacturer: STMicroelectronics

Specifications of STM32F217IE

• 10/100 Ethernet Mac With Dedicated Dma: supports IEEE 1588v2 hardware, MII/RMII

STM32F215xx, STM32F217xx
Figure 46. Ethernet SMI timing diagram
Table 59.
1. TBD stands for “to be defined”.
Table 60
corresponding timing diagram.
Figure 47. Ethernet RMII timing diagram
Table 60.
t
t
t
t
Symbol
MDC
d(MDIO)
su(MDIO)
h(MDIO)
Symbol
t
t
t
t
t
d(TXEN)
t
su(RXD)
su(CRS)
ih(RXD)
ih(CRS)
d(TXD)
gives the list of Ethernet MAC signals for the RMII and
ETH_MDC
ETH_MDIO(O)
ETH_MDIO(I)
MDC cycle time (2.38 MHz, AHB = 60 MHz)
MDIO write data valid time
Read data setup time
Read data hold time
RMII_REF_CLK
RMII_TX_EN
RMII_TXD[1:0]
RMII_RXD[1:0]
RMII_CRS_DV
Dynamics characteristics: Ethernet MAC signals for SMI
Dynamics characteristics: Ethernet MAC signals for RMII
Receive data setup time
Receive data hold time
Carrier sense set-up time
Carrier sense hold time
Transmit enable valid delay time
Transmit data valid delay time
t
t
su(RXD)
su(CRS)
Rating
Rating
Doc ID 17050 Rev 6
t
t
d(TXEN)
d(TXD)
t
d(MDIO)
t
t
ih(RXD)
ih(CRS)
t
t
su(MDIO)
MDC
TBD
TBD
Min
Min
411
1.5
6
1
0
2
9
9
Figure 47
Electrical characteristics
11.5
Typ
TBD
TBD
Typ
420
11
10
-
-
-
-
t
h(MDIO)
(1)
shows the
Max
Max
TBD
TBD
ai15667
13
14
425
13
4
2
4
2
ai15666c
111/168
Unit
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns