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参数资料
型号： DS21348T+
厂商： Maxim Integrated Products
文件页数： 1/76页
文件大小： 0K
描述： IC LIU T1/E1/J1 3.3V 44-TQFP
产品培训模块： Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装： 160
类型： 线路接口装置（LIU）
驱动器/接收器数： 1/1
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： 44-TQFP
供应商设备封装： 44-TQFP（10x10）
包装： 托盘
产品目录页面： 1429 (CN2011-ZH PDF)
1 of 76
REV: 011206
Note: Some revisions of this device may incorporate deviations from published specifications known as errata. Multiple revisions of any device
may be simultaneously available through various sales channels. For information about device errata, click here: www.maxim-ic.com/errata.
FEATURES
Complete E1, T1, or J1 Line Interface Unit
(LIU)
Supports Both Long-Haul And Short-Haul
Trunks
Internal Software-Selectable Receive-Side
Termination for 75/100/120
3.3V Power Supply
32-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
Generates the Appropriate Line Build-Outs,
with and without Return loss, for E1 and
DSX-1 and CSU Line Build-Outs for T1
AMI, HDB3, and B8ZS, Encoding/Decoding
16.384MHz, 8.192MHz, 4.096MHz, or
2.048MHz Clock Output Synthesized to
Recovered Clock
Programmable Monitor Mode for Receiver
Loopbacks and PRBS Pattern Generation/
Detection with Output for Received Errors
Generates/Detects In-Band Loop Codes,
1 to 16 Bits Including CSU Loop Codes
8-Bit Parallel or Serial Interface with
Optional Hardware Mode
Muxed and Nonmuxed Parallel Bus Supports
Intel or Motorola
Detects/Generates Blue (AIS) Alarms
NRZ/Bipolar Interface for Tx/Rx Data I/O
Transmit Open-Circuit Detection
Receive Carrier Loss (RCL) Indication
(G.775)
High-Impedance State for TTIP and TRING
50mA (RMS) Current Limiter
PIN CONFIGURATIONS
ORDERING INFORMATION
+ Denotes lead-free/RoHS-compliant package.
PART
CHANNEL
TEMP
RANGE
PIN-PACKAGE
DS21348TN
Single
-40°C to +85°C
44 TQFP
DS21348TN+
Single
-40°C to +85°C
44 TQFP
DS21348T
Single
0°C to +70°C
44 TQFP
DS21348T+
Single
0°C to +70°C
44 TQFP
DS21348GN
Single
-40°C to +85°C
49 CSBGA
DS21348GN+
Single
-40°C to +85°C
49 CSBGA
DS21348G
Single
0°C to +70°C
49 CSBGA
DS21348G+
Single
0°C to +70°C
49 CSBGA
DS21Q348N
Four
-40°C to +85°C
144 CSBGA
DS21Q348
Four
0°C to +70°C
144 CSBGA
111
PRELMINARY
DS21348/DS21Q348
3.3V E1/T1/J1 Line Interface
www.maxim-ic.com
44 TQFP
1
44
DS21348
49 CSBGA
(7mm x 7mm)
DS21Q348
TOP VIEW
See Section 8 for 144-pin CSBGA pinout.
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相关代理商/技术参数
参数描述
DS21348T+ 功能描述:网络控制器与处理器 IC 3.3V E1/T1/J1 Line Interface 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
DS21348TB 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
DS21348TN 功能描述:网络控制器与处理器 IC 3.3V E1/T1/J1 Line Interface 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
DS21348TN+ 功能描述:网络控制器与处理器 IC 3.3V E1/T1/J1 Line Interface 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
DS21348TNB 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
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