参数资料
型号: MB9BF616SPMC
厂商: FUJITSU LTD
元件分类: 微控制器/微处理器
英文描述: 32-BIT, FLASH, RISC MICROCONTROLLER, PQFP144
封装: 20 X 20 MM, 1.70 MM HEIGHT, 0.50 MM PITCH, LEAD FREE, PLASTIC, LQFP-144
文件页数: 15/132页
文件大小: 1257K
代理商: MB9BF616SPMC
111
FUJITSU SEMICONDUCTOR CONFIDENTIAL
r1.1
MB9B610T Series
DS706-00014-0v01-E
(15) Ethernet-MAC Timing
·
RMII transmission (100Mbps/10Mbps)
(ETHVcc = 3.0V to 3.6V, 4.5V to 5.5V*1)
(Vss = 0V, Ta = - 40
°C to + 85°C, CL=25pF)
Value
Parameter
Symbol
Pin name
Conditions
Min
Max
Unit
Reference Clock
Cycle time*2
tREFCYC
E_RXCK0_REFCK
20ns(typical)
-
ns
Reference Clock
High pulse width duty
tREFCYCH
E_RXCK0_REFCK
tREFCYCH/
tREFCYC
35
65
%
Reference Clock
Low pulse width duty
tREFCYCL
E_RXCK0_REFCK
tREFCYCL/
tREFCYC
35
65
%
REFCK
↑ → Transmitted data
Delay time(ch.0)
E_TX01
E_TX00
E_TXEN0
REFCK
↑ → Transmitted data
Delay time(ch.1)
tRMIITX
E_TX03_TX11
E_TX02_TX10
E_TXER0_TXEN1
-
12
ns
*1: When ETHV=4.5V to 5.5V, it is recommended to add a series resistor at the output pin to suppress the output
current.
*2: The refernece clock is fixed to 50MHz in the RMII specifications. The clock accuracy should meet the
PHY-device specifications.
E_RXCK0_REFCK
E_TX03_TX11
E_TXER0_TXEN1
E_TXEN0
E_TX02_TX10
E_TX01
E_TX00
tREFCYC
tREFCYCH
tREFCYCL
tRMIITX
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