t9 TxUAddr[4:0] Setup Time to rising edge of " />
參數(shù)資料
型號: XRT72L71IQ
廠商: Exar Corporation
文件頁數(shù): 24/102頁
文件大?。?/td> 0K
描述: IC FRAMER DS3 ATM UNI 160PQFP
產(chǎn)品變化通告: XRT72Lx Series Obsolescence 02/May/2012
標(biāo)準(zhǔn)包裝: 24
控制器類型: DS3 ATM UNI,透明通道調(diào)幀器
電源電壓: 3.3V
電流 - 電源: 120mA
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 160-BQFP
供應(yīng)商設(shè)備封裝: 160-PQFP(28x28)
包裝: 托盤
XRT72L71
á
DS3 ATM UNI/CLEAR CHANNEL FRAMER
REV. 1.1.0
24
t9
TxUAddr[4:0] Setup Time to rising
edge of TxUClk
4ns
t10
TxUAddr[4:0] Hold Time from rising
edge of TxUClk
1ns
t11
TxUClav signal valid (not Hi-Z) from
first TxUClk rising edge of valid and
correct TxUAddr[4:0]
616
ns
t12
TxUClav signal Hi-Z from first TxUClk
rising edge of different TxUAddr[4:0]
919
ns
Transmit Cell Processor (GFC Serial Input Port)—See Figure 5
t13
Clock Period of TxGFCClk
232
ns
There will be a periodic clock
gap every six clocks.
fTxGFCClk
Frequency of TxGFCClk
5.592
MHz
t14
Delay from rising edge of TxGFCClk
to rising edge of TxGFCMSB pin
1.43
ns
t15
Pulse width of TxGFCMSB signal
232
ns
t16
TxGFC Data Setup time to rising edge
of TxGFCClk
7ns
t17
TxGFC Data Hold time from rising
edge of TxGFCClk
3ns
Transmit PLCP Processor (Serial Input Port)—See Figure 6
t18
Clock Period of TxPOHClk signal
232
ns
periodically gapped
t19
Delay from rising edge of
TxPOHFrame signal to rising edge of
TxPOHClk signal
90
113
ns
>0.5 t18
t20
TxPOH setup time to rising edge of
TxPOHClk signal
11
ns
t21
TxPOH signal hold time from rising
edge of TxPOHClk signal
3ns
t22
TxPOHIns signal setup time to rising
edge of TxPOHClk
11
ns
t23
TxPOHIns signal hold time from rising
edge of TxPOHClk
3ns
Transmit DS3 Framer (Serial Input Port)—See Figure 7
fTxOHClk
Frequency of TxOHClk signal
526.3
kHz
t24
Period of TxOHClk clock signal
1900
ns
44.736MHz/85
t25
Delay from rising edge of TxOHFrame
signal to rising edge of TxOHClk signal
950
970
ns
>0.5 t24
t26
TxOH Data Setup time to rising edge
of TxOHClk signal
11
ns
AC ELECTRICAL CHARACTERISTICS (CONTINUED)
Test Conditions: TA = 25°C, VDD = 3.3V ± 5% unless otherwise specified
SYMBOL
PARAMETER
MIN.TYP.MAX.UNITS
CONDITIONS
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