STEVAL-IFW001V1 STMicroelectronics, STEVAL-IFW001V1 Datasheet - Page 84

• Manufacturer Part Number: STEVAL-IFW001V1
• Description: BOARD EVAL BASED ON STR912FA
• Manufacturer: STMicroelectronics

Specifications of STEVAL-IFW001V1

• Design Resources: STEVAL-IFW001V1 Gerber Files STEVAL-IFW001V1 Schematic STEVAL-IFW001V1 Bill of Material
• Main Purpose: Interface, Ethernet
• Embedded: Yes, MCU, 32-Bit
• Utilized Ic / Part: E-STE101P, STR912FAW44
• Primary Attributes: Dual Ethernet Transceivers for Full Duplex Communication
• Secondary Attributes: Up to 32 MII Addresses, UART, I2C, SPI, with RJ45 Connectors
• Silicon Manufacturer: ST Micro
• Core Architecture: ARM
• Core Sub-architecture: ARM9
• Silicon Core Number: STR9
• Silicon Family Name: STR91x
• For Use With: 497-8263 - BOARD EXTENSION STEVAL-IFW001V1
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 497-8262

Electrical characteristics
7.12
7.12.1
84/102
Communication interface electrical characteristics
10/100 Ethernet MAC electrical characteristics
V
Ethernet MII interface timings
Figure 25. MII_RX_CLK and MII_TX_CLK timing diagram
Table 40.
Figure 26. MDC timing diagram
Table 41.
DDQ
MII_RX_TCLK, MII_TX_CLK
Symbol
Symbol
1
2
3
4
1
2
3
4
= 2.7 - 3.6 V, V
MDC
Cycle time
Pulse duration high
Pulse duration low
Transition time
Cycle time
Pulse duration high
Pulse duration low
Transition time
MII_RX_CLK and MII_TX_CLK timing table
MDC timing table
Parameter
Parameter
DD
= 1.65 - 2 V, T
2
1
3
Doc ID 13495 Rev 6
2
1
3
A
t
t
t
t
t
t
t
t
c
HIGH
LOW
t
c
HIGH
LOW
t
= -40 / 85 °C unless otherwise specified.
(CLK)
(MDC)
(CLK)
(MDC)
Symbol
Symbol
(CLK)
(MDC)
(CLK)
(MDC)
4
4
40%
40%
40%
40%
Min
Min
266
40
4
Value
Value
4
60%
60%
Max
60%
60%
Max
1
1
STR91xFAxxx
Unit
Unit
ns
ns
ns
ns