參數(shù)資料
型號(hào): TMX320C6412GNZ
廠商: Texas Instruments, Inc.
英文描述: Signal Processor
中文描述: 信號(hào)處理器
文件頁數(shù): 151/159頁
文件大小: 1989K
代理商: TMX320C6412GNZ
Management Data Input/Output (MDIO) Timing
151
April 2003 Revised June 2004
SPRS219D
17
Management Data Input/Output (MDIO) Timing
Table 171. Timing Requirements for MDIO Input (see Figure 171)
NO.
500
600
UNIT
MIN
MAX
1
tc(MDCLK)
tw(MDCLK)
tsu(MDIO-MDCLKH)
th(MDCLKH-MDIO)
Cycle time, MDCLK
400
ns
2
Pulse duration, MDCLK high/low
180
ns
3
Setup time, MDIO data input valid before MDCLK high
10
ns
4
Hold time, MDIO data input valid after MDCLK high
0
ns
1
3
4
MDCLK
MDIO
(input)
Figure 171. MDIO Input Timing
Table 172. Switching Characteristics Over Recommended Operating Conditions for MDIO Output
(see Figure 172)
NO.
500
600
UNIT
MIN
MAX
7
td(MDCLKL-MDIO)
Delay time, MDCLK low to MDIO data output valid
10
100
ns
1
7
MDCLK
MDIO
(output)
Figure 172. MDIO Output Timing
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