XRT59L921IB Exar Corporation, XRT59L921IB Datasheet - Page 5

• Manufacturer Part Number: XRT59L921IB
• Description: 21 CHANNEL E1 LIU
• Manufacturer: Exar Corporation

Specifications of XRT59L921IB

• Lead Free Status / RoHS Status: Contains lead / RoHS Compliant

PIN DESCRIPTIONS
REV. 1.2.1
P
W14
W12
W10
U14
D13
C14
C10
C12
D14
C15
A10
C11
A12
V10
Y14
V12
Y12
Y11
B13
B14
A15
B11
T14
V13
E13
A14
W8
D8
C9
D9
Y9
U9
V8
U7
E7
C8
E9
B9
V9
T9
U8
T7
IN
#
RxNEG_10
RxNEG_12
RxNEG_13
RxNEG_14
RxNEG_15
RxNEG_16
RxNEG_17
RxNEG_18
RxNEG_19
RxNEG_20
RxPOS_10
RxPOS_11
RxPOS_12
RxPOS_13
RxPOS_14
RxPOS_15
RxPOS_16
RxPOS_17
RxPOS_18
RxPOS_19
RxPOS_20
RxNEG_11
RxPOS_0
RxPOS_1
RxPOS_2
RxPOS_3
RxPOS_4
RxPOS_5
RxPOS_6
RxPOS_7
RxPOS_8
RxPOS_9
RxNEG_0
RxNEG_1
RxNEG_2
RxNEG_3
RxNEG_4
RxNEG_5
RxNEG_6
RxNEG_7
RxNEG_8
RxNEG_9
S
YMBOL
T
YPE
O
O
This output pin will pulse “High” whenever Channel_n, within the XRT59L921 has
received a Positive Polarity pulse, in the incoming line signal, at RTIP_n/RRing_n
inputs.
Receiver Negative Data Out – Channel_n:
This output pin will pulse “High” whenever Channel_n, within the XRT59L921 has
received a Negative Polarity pulse, in the incoming line signal, at RTIP_n/RRing_n
inputs.
Receiver Positive Data Out – Channel_n: (n=0 to 20)
TWENTY-ONE CHANNEL E1 LINE INTERFACE UNIT
3
D
ESCRIPTION
XRT59L921