STR912FAW44 STMicroelectronics, STR912FAW44 Datasheet - Page 84

• Manufacturer Part Number: STR912FAW44
• Description: ARM966E-S 16/32-Bit Flash MCU with Ethernet, USB, CAN, AC motor control, 4 timers, ADC, RTC, DMA
• Manufacturer: STMicroelectronics

Specifications of STR912FAW44

• Arm966e-s Risc Core: Harvard architecture, 5-stage pipeline, Tightly-Coupled Memories (SRAM and Flash)

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