參數(shù)資料
型號(hào): SPC5668GF0AVMG
廠商: FREESCALE SEMICONDUCTOR INC
元件分類: 微控制器/微處理器
英文描述: 32-BIT, FLASH, 116 MHz, MICROCONTROLLER, PBGA208
封裝: 17 X 17 MM, 1 MM PITCH, ROHS COMPLIANT, MO151AAF-1, MAPBGA-208
文件頁數(shù): 54/66頁
文件大小: 593K
代理商: SPC5668GF0AVMG
MPC5668x Microcontroller Data Sheet, Rev. 5
Electrical Characteristics
Freescale Semiconductor
58
Figure 26. MII Receive Signal Timing Diagram
4.14.8.2
MII Transmit Signal Timing (TXD[3:0], TX_EN, TX_ER, TX_CLK)
The transmitter functions correctly up to a TX_CLK maximum frequency of 25 MHz +1%. There is no minimum frequency
requirement. In addition, the system clock frequency must exceed four times the TX_CLK frequency.
The transmit outputs (TXD[3:0], TX_EN, TX_ER) can be programmed to transition from either the rising or falling edge of
TX_CLK, and the timing is the same in either case. This options allows the use of non-compliant MII PHYs.
Refer to the Ethernet chapter for details of this option and how to enable it.
Figure 27. MII Transmit Signal Timing Diagram
Table 34. MII Transmit Signal Timing1
1 Output pads configured with SRC = 0b11.
Spec
Characteristic
Min
Max
Unit
M5
TX_CLK to TXD[3:0], TX_EN, TX_ER invalid
5
ns
M6
TX_CLK to TXD[3:0], TX_EN, TX_ER valid
25
ns
M7
TX_CLK pulse width high
35%
65%
TX_CLK period
M8
TX_CLK pulse width low
35%
65%
TX_CLK period
M1
M2
RX_CLK (input)
RXD[3:0] (inputs)
RX_DV
RX_ER
M3
M4
M6
TX_CLK (input)
TXD[3:0] (outputs)
TX_EN
TX_ER
M5
M7
M8
相關(guān)PDF資料
PDF描述
SPC5668GF0AVMJ 32-BIT, FLASH, 116 MHz, MICROCONTROLLER, PBGA256
SPD6729QCE PCMCIA BUS CONTROLLER, PQFP208
SPEAR-09-B042 1 CHANNEL(S), 100M bps, I2C BUS CONTROLLER, PBGA289
SPEAR300-2 32-BIT, FLASH, 333 MHz, RISC MICROCONTROLLER, PBGA289
SPL505YC264ATT PROC SPECIFIC CLOCK GENERATOR, PDSO64
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
SPC5668GF0AVMGR 制造商:FREESCALE 制造商全稱:Freescale Semiconductor, Inc 功能描述:MPC5668x Microcontroller Data Sheet
SPC5668GF0AVMJ 制造商:FREESCALE 制造商全稱:Freescale Semiconductor, Inc 功能描述:MPC5668x Microcontroller Data Sheet
SPC5668GF0AVMJR 制造商:FREESCALE 制造商全稱:Freescale Semiconductor, Inc 功能描述:MPC5668x Microcontroller Data Sheet
SPC5668GF1AMMG 功能描述:32位微控制器 - MCU 32B,2M NVM, GATEWAY RoHS:否 制造商:Texas Instruments 核心:C28x 處理器系列:TMS320F28x 數(shù)據(jù)總線寬度:32 bit 最大時(shí)鐘頻率:90 MHz 程序存儲(chǔ)器大小:64 KB 數(shù)據(jù) RAM 大小:26 KB 片上 ADC:Yes 工作電源電壓:2.97 V to 3.63 V 工作溫度范圍:- 40 C to + 105 C 封裝 / 箱體:LQFP-80 安裝風(fēng)格:SMD/SMT
SPC5668GF1AMMGR 制造商:FREESCALE 制造商全稱:Freescale Semiconductor, Inc 功能描述:MPC5668x Microcontroller Data Sheet