參數(shù)資料
型號: XRT79L72
廠商: Exar Corporation
英文描述: 2 - CHANNEL DS3/E3 ATM UNI/PPP COMBO IC
中文描述: 2 -通道DS3/E3自動柜員機(jī)用戶到網(wǎng)絡(luò)接口/ Combo IC對購買力平價(jià)
文件頁數(shù): 59/72頁
文件大?。?/td> 441K
代理商: XRT79L72
xr
2 - CHANNEL DS3/E3 ATM UNI/PPP COMBO IC
PRELIMINARY
XRT79L72
REV. P1.0.2
56
t
14
TxNib set-up time to third rising edge of TxInClk
20
27
ns
ns
DS3 Applications
E3 Applications
t
15
Payload Nibble hold time, from latching edge of
TxInClk
0
ns
t
16
TxFrameRef set-up time, to latching edge of TxInClk
20
27
ns
ns
DS3 Applications
E3 Applications
Framer IC is
Frame Slave
t
17
TxFrameRef hold time, from latching edge of TxNib-
Clk
0
ns
Framer IC is
Frame Slave
t
18
TxNibClk to TxNibFrame output delay time
20
25
31
ns
ns
DS3 Applications
E3 Applications
F
IGURE
11. T
IMING
D
IAGRAM
FOR
THE
T
RANSMIT
P
AYLOAD
D
ATA
I
NPUT
I
NTERFACE
WHEN
THE
XRT79L72
IS
OPER
-
ATING
IN
BOTH
THE
DS3
AND
L
OOP
-T
IMING
M
ODES
T
ABLE
9: T
IMING
INFORMATION
FO
RTHE
T
RNASMIT
P
AYLOAD
D
ATA
I
NPUT
I
NTERFACE
BLOCK
Test Conditions: TA = 25°C, VDD = 3.3V + 5% unless otherwise specified
S
YMBOL
P
ARAMETER
M
IN
.
T
YP
.
M
AX
.
U
NITS
C
ONDITIONS
XRT79L72 Transmit Payload Data I/F Signals
RxOutClkn
TxSern
TxFramen
TxOH_Indn
Payload[4702]
Payload[4703]
X-Bit
Payload[0]
DS3 Frame Number N
DS3 Frame Number N + 1
t1
t2
t3
t4
相關(guān)PDF資料
PDF描述
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
XRT79L72IB 制造商:EXAR 制造商全稱:EXAR 功能描述:2 - CHANNEL DS3/E3 ATM UNI/PPP COMBO IC
XRT79L73 制造商:EXAR 制造商全稱:EXAR 功能描述:3 - CHANNEL DS3/E3 ATM UNI/PPP COMBO IC
XRT79L73IB 制造商:EXAR 制造商全稱:EXAR 功能描述:3 - CHANNEL DS3/E3 ATM UNI/PPP COMBO IC
XRT79L74 制造商:EXAR 制造商全稱:EXAR 功能描述:4 - CHANNEL DS3/E3 ATM UNI/PPP COMBO IC
XRT79L74IB 制造商:EXAR 制造商全稱:EXAR 功能描述:4 - CHANNEL DS3/E3 ATM UNI/PPP COMBO IC