STM32F205ZG STMicroelectronics, STM32F205ZG Datasheet - Page 112

• Manufacturer Part Number: STM32F205ZG
• Description: High-performance ARM Cortex-M3 MCU with 1 Mbyte Flash, 120 MHz CPU, ART Accelerator
• Manufacturer: STMicroelectronics

Specifications of STM32F205ZG

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

Electrical characteristics
112/170
Figure 47. Ethernet SMI timing diagram
Table 60.
1. TBD stands for “to be defined”.
Table 61
corresponding timing diagram.
Figure 48. Ethernet RMII timing diagram
Table 61.
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 15818 Rev 8
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
STM32F205xx, STM32F207xx
Figure 48
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
Unit
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns