参数资料
| 型号： | DS2149QN+ |
| 厂商： | Maxim Integrated Products |
| 文件页数： | 3/32页 |
| 文件大小： | 0K |
| 描述： | IC LIU T1/J1 5V 28-PLCC |
| 产品培训模块： | Lead (SnPb) Finish for COTS Obsolescence Mitigation Program |
| 标准包装： | 37 |
| 类型： | 线路接口装置（LIU） |
| 规程： | T1/J1 |
| 电源电压： | 4.75 V ~ 5.25 V |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 28-LCC（J 形引线） |
| 供应商设备封装： | 28-PLCC（11.51x11.51） |
| 包装： | 管件 |
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DS2149
11 of 32
CR2 (B010001): Control Register 2
MSb
LSb
RESET
PAT1
PAT0
TAIS
ENLOOP
ALB
LLB
RLB
SYMBOL
POSITION
FUNCTION
RESET
CR2.7
Resets device states and clears all registers.
PAT1
CR2.6
Selects output data pattern (Table 4-F).
PAT0
CR2.5
Selects output data pattern (Table 4-F).
TAIS
CR2.4
0 = Transmit data normally
1 = Transmit unframed all ones
ENLOOP
CR2.3
0 = Disable in-band loop-code detection
1 = Enable in-band loop-code detection
ALB
CR2.2
0 = Disable analog loopback
1 = Enable analog loopback
LLB
CR2.1
0 = Disable local loopback
1 = Enable local loopback
RLB
CR2.0
0 = Disable remote loopback
1 = Enable remote loopback
Table 4-F. Data Pattern Selection
PAT0
PAT1
DATA SOURCE
0
TPOS/TNEG
0
1
Transmit QRSS
1
0
In-band loop-up 00001
1
In-band loop-down 001
CR3 (B010010): Control Register 3
MSb
LSb
JA6HZ
TPD
—
EQZMON20
EQZMON26
JA128
LIRST
TAOZ
SYMBOL
POSITION
FUNCTION
JA6HZ
CR3.7
0 = Set bandwidth of jitter attenuator to 3Hz
1 = Set bandwidth of jitter attenuator to 6Hz; not available if
JA128 = 1
TPD
CR3.6
0 = Enable transmitter outputs
1 = Disable transmitter outputs
—
CR3.5
—
EQZMON20
CR3.4
0 = Normal receiver operation
1 = Add 20dB of resistive gain to inbound signal
EQZMON26
CR3.3
0 = Normal receiver operation
1 = Add 26dB of resistive gain to inbound signal
JA128
CR3.2
0 = Jitter attenuator buffer depth = 32 bits
1 = Jitter attenuator buffer depth = 128 bits
LIRST
CR3.1
0 = Normal operation
1 = Reset the receive LIU state machine
TAOZ
CR3.0
0 = Disable transmit alternate 1s and 0s
1 = Enable transmit alternate 1s and 0s
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相关代理商/技术参数 |
参数描述 |
|---|---|
| DS2149QN/T&R | 制造商:Maxim Integrated Products 功能描述:IC LINE INTERFACE 5V T1/J1 PLCC 制造商:Maxim Integrated Products 功能描述:Network Controller & Processor ICs 5V T1/J1 Line Interface |
| DS2149QN/T&R+ | 制造商:Maxim Integrated Products 功能描述:FRAMER J1/T1 5V 28PLCC - Tape and Reel |
| DS2149QN/T&R | 功能描述:网络控制器与处理器 IC 5V 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 |
| DS2149QN+ | 功能描述:网络控制器与处理器 IC 5V 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 |
| DS2149QN+T&R | 制造商:Maxim Integrated Products 功能描述:FRAMER J1/T1 5V 28PLCC - Tape and Reel 制造商:Maxim Integrated Products 功能描述:MXMDS2149QN+T&R 5V T1/J1 LIU T&R IND PLC 制造商:Maxim Integrated Products 功能描述:IC LIU T1/J1 5V 28-PLCC 制造商:Maxim Integrated Products 功能描述:Network Controller & Processor ICs 5V T1/J1 Line Interface |
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