参数资料
型号: XRT91L30IQ
厂商: Exar Corporation
文件页数: 30/40页
文件大小: 0K
描述: IC TXRX SONET/SDH 8BIT 64QFP
标准包装: 160
类型: 收发器
规程: SONET/SDH
电源电压: 3.3V
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
XRT91L30
32
STS-12/STM-4 OR STS-3/STM-1 SONET/SDH TRANSCEIVER
REV. 1.0.2
4.6.2
Jitter Generation
Jitter generation is defined as the amount of jitter at the STS-N output in the absence of applied input jitter. The
bandwidth is set according to the data rate. The Bellcore and ITU requirement for this type jitter is 0.01UI rms
measured with a specific band-pass filter.
For more information on these specifications refer to Bellcore TR-NWT-000253 sections 5.6.2-5 and GR-253-
CORE section 5.6 and ITUT G.783 section 9.3.1.1. Table 18 below shows the jitter generation limits per
BellCore GR-253 and ITUT G.783 versus XRT91L30 typical jitter performance.
FIGURE 25. XRT91L30 MEASURED JITTER TOLERANCE WITH 19.44MHZ REFERENCE CLOCK
STS-3/STM-1
STS-12/STM-4
TABLE 18: XRT91L30 OPTICAL JITTER GENERATION USING 223-1 PRBS PATTERN
INTERFACE
MEASUREMENTBAND FILTER
-3dB FREQUENCIES
GR-253/
G.783
MAXIMUM
PERMISSIBLE
LIMIT
XRT91L30 INTRINSIC JITTER
(TRANSMIT PARALLEL CLOCK
INPUT DIRECTION)
XRT91L30 INTRINSIC JITTER
(TRANSMIT PARALLEL CLOCK
OUTPUT DIRECTION)
HIGH PASS
LOW PASS
19.44 MHZ
REF CLOCK
77.76 MHZ
REF CLOCK
19.44 MHZ
REF CLOCK
77.76 MHZ
REF CLOCK
OPTICAL
(KHZ)
(MHZ)
mUI rms
OC3/STM1
12
1.3
10
2
1
2
OC12/STM4
12
5
10
7
8
7
TABLE 19: XRT91L30 OPTICAL JITTER GENERATION USING 223-1 PRBS PATTERN USING ALTERNATE STANDARD
FILTERS
INTERFACE
MEASUREMENTBAND FILTER
-3dB FREQUENCIES
XRT91L30 INTRINSIC JITTER
(TRANSMIT PARALLEL CLOCK
INPUT DIRECTION)
XRT91L30 INTRINSIC JITTER
(TRANSMIT PARALLEL CLOCK
OUTPUT DIRECTION)
HIGH PASS
LOW PASS
19.44 MHZ
REF CLOCK
77.76 MHZ
REF CLOCK
19.44 MHZ
REF CLOCK
77.76 MHZ
REF CLOCK
OPTICAL
(KHZ)
(MHZ)
mUI rms
OC3/STM1
65
1.3
2
1
2
OC12/STM4
250a
a. According to ITU-T G.783
5
4
5
4
相关PDF资料
PDF描述
XRT91L32IQTR IC TXRX SONET/SDH 8BIT 100QFP
XRT91L80IB-F IC TXRX SONET/SDH 4BIT 196STBGA
ZSD100N8TA IC DRIVER SIREN 8-SOIC
ZXCD1210JB16TA IC AMP AUDIO CLASS D 16QFN
ZXFV203N14TC IC AMP VIDEO CFA 3CHAN 14SOIC
相关代理商/技术参数
参数描述
XRT91L30IQ-F 功能描述:网络控制器与处理器 IC 8-Bit TTL 3.3V temp -45 to 85C;UART RoHS:否 制造商:Micrel 产品:Controller Area Network (CAN) 收发器数量: 数据速率: 电源电流(最大值):595 mA 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:PBGA-400 封装:Tray
XRT91L30IQ-F 制造商:Exar Corporation 功能描述:SONET Transceiver IC
XRT91L30IQTR 功能描述:总线收发器 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
XRT91L30IQTR-F 功能描述:网络控制器与处理器 IC RoHS:否 制造商:Micrel 产品:Controller Area Network (CAN) 收发器数量: 数据速率: 电源电流(最大值):595 mA 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:PBGA-400 封装:Tray
XRT91L31 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