参数资料
型号: XRT83SL38IB
厂商: Exar Corporation
文件页数: 12/88页
文件大小: 0K
描述: IC LIU SH T1/E1/J1 OCTAL 225BGA
标准包装: 84
类型: 线路接口装置(LIU)
驱动器/接收器数: 8/8
规程: T1,E1,J1
电源电压: 3.135 V ~ 3.465 V
安装类型: 表面贴装
封装/外壳: 225-BGA
供应商设备封装: 225-BGA(19x19)
包装: 托盘
XRT83SL38
2
OCTAL T1/E1/J1 SH TRANSCEIVER WITH CLOCK RECOVERY AND JITTER ATTENUATOR
REV. 1.0.2
FEATURES
Fully integrated eight channel short-haul transceivers for E1,T1 or J1 applications
Programable Transmit Pulse Shaper for E1,T1 or J1 short-haul interfaces
Five fixed transmit pulse settings for T1 short-haul applications plus a fully programmable waveform
generator for transmit output pulse shaping available for both T1 and E1 modes
Selectable receiver sensitivity from 0 to 36dB cable loss
Receive monitor mode handles 0 to 29dB resistive attenuation along with 0 to 6dB of cable attenuation for
E1 and 0 to 3dB of cable attenuation for T1 modes
Supports 75Ω and 120Ω (E1), 100Ω (T1) and 110Ω (J1) applications
Internal and/or external impedance matching for 75Ω, 100Ω, 110Ω and 120Ω
Tri-State transmit output and receive input capability for redundancy applications
Provides High Impedance for Tx and Rx during power off
Transmit return loss meets or exceeds ETSI 300-166 standard
On-chip digital clock recovery circuit for high input jitter tolerance
Crystal-less digital jitter attenuator with 32-bit or 64-bit FIFO selectable either in transmit or receive path
On-chip frequency multiplier generates T1 or E1 Master clocks from variety of external clock sources
High receiver interference immunity
On-chip transmit short-circuit protection and limiting, and driver fail monitor output (DMO)
Receive loss of signal (RLOS) output
On-chip HDB3/B8ZS/AMI encoder/decoder functions
QRSS pattern generator and detection for testing and monitoring
FIGURE 2. BLOCK DIAGRAM OF THE XRT83SL38 T1/E1/J1 LIU (HARDWARE MODE)
One of Eight Channels, CHANNEL_n - (n=0 : 7)
HW/HOST
GAUGE
JASEL1
JASEL0
RXTSEL
TXTSEL
TERSELR
XRES0
RXRES1
ICT
MCLKE1
MCLKT1
CLKSEL[2:0]
TPOS_n/TDATA_n
TNEG_n/CODES_n
TCLK_n
RCLK_n
RNEG_n/LCV_n
RPOS_n/RDATA_n
RLOS_n
RTIP_n
RRING_n
MASTER CLOCK SYNTHESIZER
QRSS
PATTERN
GENERATOR
DMO_n
TTIP_n
TRING_n
TXON_n
HDB3/
B8ZS
ENCODER
TX/RX JITTER
ATTENUATOR
TIMING
CONTROL
TX FILTER
& PULSE
SHAPER
LINE
DRIVER
LOCAL
ANALOG
LOOPBACK
REMOTE
LOOPBACK
DIGITAL
LOOPBACK
HDB3/
B8ZS
DECODER
TX/RX JITTER
ATTENUATOR
TIMING &
DATA
RECOVERY
PEAK
DETECTOR
& SLICER
QRSS
DETECTOR
NETWORK
LOOP
DETECTOR
RX
EQUALIZER
CONTROL
AIS
DETECTOR
LOS
DETECTOR
LBO[3:0]
LOOPBACK
ENABLE
JA
SELECT
NLCD ENABLE
QRSS ENABLE
HARWARE CONTROL
TEST
RESET
TRATIO
SR/DR
EQC[4:0]
TCLKE
RCLKE
RXMUTE
ATAOS
DRIVE
MONITOR
DFM
MCLKOUT
TAOS_n
LOOP1_n
LOOP0_n
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