参数资料
型号: XRT91L31IQ-F
厂商: Exar Corporation
文件页数: 14/41页
文件大小: 0K
描述: IC TXRX SONET/SDH 8BIT 64QFP
标准包装: 1
类型: 收发器,多路复用器
PLL:
主要目的: 以太网,SONET/SDH
输入: LVCMOS,LVPECL,LVTTL
输出: LVCMOS,LVPECL,LVTTL
电路数: 1
差分 - 输入:输出: 是/是
频率 - 最大: 622.08MHz
电源电压: 3.135 V ~ 3.465 V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 64-FQFP
供应商设备封装: 64-PQFP(10x10)
包装: 托盘
其它名称: 1016-1361
XRT91L31
21
REV. 1.0.2
STS-12/STM-4 OR STS-3/STM-1 SONET/SDH TRANSCEIVER
2.8
Receive Parallel Output Interface
The 8-bit Single-Ended LVTTL running at 77.76 Mbps (STS-12/STM-4) or 19.44 Mbps (STS-3/STM-1) parallel
data output of the receive path is used to interface to a SONET Framer/ASIC synchronized to the recovered
clock. A simplified block diagram is shown in Figure 9.
2.9
Disable Parallel Receive Data Output Upon LOS
The parallel receiver outputs are automatically pulled "Low" or forced to a logic state of "0" during a LOS
condition (DLOOP or ALOOP not activated) to prevent data chattering unless LOS detection is disabled by
asserting DLOSDIS and keeping LOSEXT input pin "high." In addition, the user can also assert LOSEXT input
pin from the optical module to force an LOS and mute the parallel receiver outputs as well when DLOSDIS is
not enabled (LOW), see Figure 7).
FIGURE 9. RECEIVE PARALLEL OUTPUT INTERFACE BLOCK
SONET Framer/ASIC
XRT91L31
STS-12/STM-4
or
STS-3/STM-1
Transceiver
RXPCLKO
RXDO[7:0]
8
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XRT91L31IQ-F 制造商:Exar Corporation 功能描述:SONET Transceiver IC
XRT91L31IQTR 功能描述:总线收发器 SONET/SDH, FULL DPLX 3.3V I/O, LOS, CMU RoHS:否 制造商:Fairchild Semiconductor 逻辑类型:CMOS 逻辑系列:74VCX 每芯片的通道数量:16 输入电平:CMOS 输出电平:CMOS 输出类型:3-State 高电平输出电流:- 24 mA 低电平输出电流:24 mA 传播延迟时间:6.2 ns 电源电压-最大:2.7 V, 3.6 V 电源电压-最小:1.65 V, 2.3 V 最大工作温度:+ 85 C 封装 / 箱体:TSSOP-48 封装:Reel
XRT91L31IQTR-F 功能描述:总线收发器 SONET/SDH, FULL DPLX 3.3V I/O, LOS, CMU RoHS:否 制造商:Fairchild Semiconductor 逻辑类型:CMOS 逻辑系列:74VCX 每芯片的通道数量:16 输入电平:CMOS 输出电平:CMOS 输出类型:3-State 高电平输出电流:- 24 mA 低电平输出电流:24 mA 传播延迟时间:6.2 ns 电源电压-最大:2.7 V, 3.6 V 电源电压-最小:1.65 V, 2.3 V 最大工作温度:+ 85 C 封装 / 箱体:TSSOP-48 封装:Reel
XRT91L32 制造商:EXAR 制造商全称:EXAR 功能描述:STS-12/STM-4 OR STS-3/STM-1 SONET/SDH TRANSCEIVER
XRT91L32ES 功能描述:LIN 收发器 SONET SDH 8 bit TRANCEIVER RoHS:否 制造商:NXP Semiconductors 工作电源电压: 电源电流: 最大工作温度: 封装 / 箱体:SO-8