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DS21Q48N PDF预览

DS21Q48N

更新时间: 2024-10-27 22:10:55
品牌 Logo 应用领域
达拉斯 - DALLAS 电信集成电路PC
页数 文件大小 规格书
75页 536K
描述
5V E1/T1/J1 Line Interface

DS21Q48N 技术参数

是否Rohs认证: 不符合生命周期:Transferred
包装说明:BGA-144Reach Compliance Code:unknown
风险等级:5.74JESD-30 代码:S-PBGA-B144
JESD-609代码:e0功能数量:1
端子数量:144最高工作温度:85 °C
最低工作温度:-40 °C封装主体材料:PLASTIC/EPOXY
封装代码:BGA封装等效代码:BGA144,12X12,50
封装形状:SQUARE封装形式:GRID ARRAY
电源:5 V认证状态:Not Qualified
子类别:Digital Transmission Interfaces最大压摆率:0.125 mA
标称供电电压:5 V表面贴装:YES
技术:CMOS电信集成电路类型:PCM TRANSCEIVER
温度等级:INDUSTRIAL端子面层:Tin/Lead (Sn/Pb)
端子形式:BALL端子节距:1.27 mm
端子位置:BOTTOMBase Number Matches:1

DS21Q48N 数据手册

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DS2148/DS21Q48  
5V E1/T1/J1 Line Interface  
www.maxim-ic.com  
PIN DESCRIPTION  
FEATURES  
CꢀComplete E1, T1, or J1 line interface unit  
(LIU)  
44  
CꢀSupports both long- and short-haul trunks  
CꢀInternal software-selectable receive-side  
termination for 75/100/120  
Cꢀ5V power supply  
1
44 TQFP  
Cꢀ32-bit or 128-bit crystal-less jitter attenuator  
requires only a 2.048MHz master clock for  
both E1 and T1 with option to use 1.544MHz  
for T1  
CꢀGenerates the appropriate line build outs,  
with and without return loss, for E1 and  
DSX-1 and CSU line build outs for T1  
CꢀAMI, HDB3, and B8ZS, encoding/decoding  
Cꢀ16.384MHz, 8.192MHz, 4.096MHz, or  
2.048MHz clock output synthesized to  
recovered clock  
7mm  
CABGA  
CꢀProgrammable monitor mode for receiver  
CꢀLoopbacks and PRBS pattern generation/  
detection with output for received errors  
CꢀGenerates/detects in-band loop codes, 1 to 16  
bits including CSU loop codes  
ORDERING INFORMATION  
Single-Channel Devices:  
DS2148TN 44-Pin TQFP (-40LC to +85LC)  
DS2148T  
44-Pin TQFP (0 C to +70 C)  
Cꢀ8-bit parallel or serial interface with optional  
hardware mode  
DS2148GN 7mm CABGA (-40LC to +85LC)  
DS2148G  
7mm CABGA (0 C to +70 C)  
CꢀMultiplexed and nonmultiplexed parallel bus  
supports Intel or Motorola  
Four-Channel Devices:  
DS21Q48N (Quad) BGA  
(-40LC to +85LC)  
CꢀDetects/generates blue (AIS) alarms  
CꢀNRZ/bipolar interface for TX/RX data I/O  
CꢀTransmit open-circuit detection  
CꢀReceive Carrier Loss (RCL) indication  
(G.775)  
DS21Q48  
(Quad) BGA  
(0 C to +70 C)  
CꢀHigh-Z State for TTIP and TRING  
Cꢀ50mA (rms) current limiter  
1 of 75  
REV: 082504  

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