XRT94L33IB-L Exar Corporation, XRT94L33IB-L Datasheet - Page 81
XRT94L33IB-L
Manufacturer Part Number
XRT94L33IB-L
Description
IC MAPPER DS3/E3/STS-1 504TBGA
Manufacturer
Exar Corporation
Specifications of XRT94L33IB-L
Applications
Network Switches
Interface
Bus
Voltage - Supply
3.14 V ~ 3.47 V
Package / Case
504-LBGA
Mounting Type
Surface Mount
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
XRT94L33IB-L
Manufacturer:
Exar Corporation
Quantity:
10 000
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3-CHANNEL DS3/E3/STS-1 TO STS-3/STM-1 MAPPER IC DATA SHEET
AF10
STS1RXD_C1J1_2
TXDS3LINECLK_2
O
CMOS
STS-1 Receive Telecom Bus - C1/J1 Byte Phase Indicator
Output Signal – Channel 2:
The exact function of this output pin depends upon whether
the STS-1 Telecom Bus Interface for Channel 2 has been
enabled or not.
If STS-1 Telecom Bus (Channel 2) has been enabled –
STS-1 Receive Telecom Bus – C1/J1 Byte Phase Indicator
Output Signal:
This output pin pulses “high” under the following two
conditions.
Whenever
“STS1RXD_D_2[7:0]” output, and
Whenever
“STS1RXD_D_2[7:0]” output.
Notes:
1.
2.
TXDS3LINECLK_2 (Transmit DS3/E3/STS-1 line clock to
LIU – Channel 2)
81
The STS-1 Receive (Drop) Telecom Bus (associated with
Channel 2) will indicate that it is transmitting the C1 byte
(via the STS1RXD_D_2[7:0] output pins), by pulsing this
output pin “HIGH” (for one period of “STS1RXD_CK_2”)
and keeping the “STS1RXD_PL_2” output pin pulled
“LOW.
The STS-1 Receive (Drop) Telecom Bus (associated with
Channel 2) will indicate that it is transmitting the J1 byte
(via the STS1RXD_D_2[7:0] output pins), by pulsing this
output pin “HIGH” (for one period of “STS1RXD_CK_2”)
while the “STS1TXD_PL_2” output pin is pulled “HIGH”.
the
the
C1
J1
byte
byte
is
is
being
being
output
output
XRT94L33
via
via
Rev.1.2.0.
the
the
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