
á
XRT82L24
QUAD E1 LINE TRANSCEIVER WITH CLOCK RECOVERY AND JITTER ATTENUATOR
REV. 1.2.3
II
Figure 14. ITU G.703 E1 Pulse Template .............................................................................................. 20
T
ABLE
4: DC E
LECTRICAL
C
HARACTERISTICS
............................................................................................ 20
T
ABLE
5: P
OWER
C
ONSUMPTION
(T
A
=-40°C
TO
85°C, V
DD
=3.3V + 5%,
UNLESS
OTHERWISE
SPECIFIED
.) .. 21
ABSOLUTE MAXIMUM RATINGS ................................................................................... 21
T
ABLE
6: AC E
LECTRICAL
C
HARACTERISTICS
............................................................................................ 21
Figure 15. Transmit Clock and Input Data Timing .............................................................................. 22
Figure 16. Receive Clock and Output Data Timing. ............................................................................ 23
T
ABLE
7: M
ICROPROCESSOR
INTERFACE
SIGNAL
........................................................................................ 24
T
ABLE
8: M
ICROPROCESSOR
R
EGISTER
M
AP
............................................................................................. 25
T
ABLE
9: C
OMMAND
C
ONTROL
R
EGISTER
0 ............................................................................................... 26
T
ABLE
10: C
OMMAND
C
ONTROL
R
EGISTER
1 ............................................................................................. 27
T
ABLE
11: C
HANNEL
S
TATUS
R
EGISTER
.................................................................................................... 28
T
ABLE
12: C
HANNEL
M
ASK
R
EGISTER
....................................................................................................... 29
T
ABLE
13: C
HANNEL
C
ONTROL
R
EGISTER
................................................................................................ 30
Figure 17. Intel Interface Timing (Read) ............................................................................................... 31
Figure 18. Intel Interface Timing (Write) ............................................................................................... 31
T
ABLE
14: I
NTEL
I
NTERFACE
T
IMING
S
PECIFICATIONS
................................................................................. 32
Figure 19. Microprocessor Interface Timing - Motorola Type Programmed I/O Read Operation ... 33
Figure 20. Microprocessor Interface Timing - Motorola Type Programmed I/O Write Operation ... 33
Figure 21. Microprocessor Interface Timing - Reset Pulse Width ..................................................... 34
T
ABLE
15: M
OTOROLA
I
NTERFACE
T
IMING
S
PECIFICATION
.......................................................................... 34
J
ITTER
T
OLERANCE
.................................................................................................................................... 35
Figure 22. Receive Maximum Jitter Tolerance .................................................................................... 35
Figure 23. Receiver Jitter Transfer Function (Jitter Attenuator disabled) ........................................ 36
Figure 24. Jitter Attenuation Function ................................................................................................. 36
APPENDIX A ..................................................................................................................... 37
XRT82LL34
AND
XRT82L24 E
VALUATION
K
IT
(XRT82L34/L24EVAL) ...................................................... 37
Figure 25. XRT82L34/L24 GUI Software Interface for Evaluating the XRT82L24/L34EVAL Application
Board ...................................................................................................................................... 37
Figure 26. Photograph of the XRT82L34/L24EVAL Application Board ............................................. 38
Figure 27. Block Layout of the XRT82L34/L24EVAL Application Board ........................................... 39
O
RDERING
I
NFORMATION
............................................................................................................................ 40
P
ACKAGE
D
IMENSIONS
100 L
EAD
TQFP 14
X
14
MM
..................................................................................... 40
R
EVISION
H
ISTORY
..................................................................................................................................... 41