参数资料
型号: DS2180AQN+T&R
厂商: Maxim Integrated Products
文件页数: 3/35页
文件大小: 0K
描述: IC TRANSCEIVER T1 44-PLCC
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 500
功能: 收发器
接口: T1
电路数: 1
电源电压: 4.5 V ~ 5.5 V
电流 - 电源: 3mA
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 44-LCC(J 形引线)
供应商设备封装: 44-PLCC(16.59x16.59)
包装: 带卷 (TR)
包括: 警报生成和检测,B7 填充模式,B8ZS 模式,错误检测和计数器,“硬件”模式,透明模式
DS2180A
11 of 35
193S TRANSMIT MULTIFRAME TIMING Figure 9
NOTES:
1. Transmit frame and multiframe timing may be established in one of four ways:
a. With TFSYNC tied low, TMSYNC may be pulsed high once every multiframe period to establish
multiframe boundaries, allowing internal counters to determine frame timing.
b. TFSYNC may be pulsed every 125 microseconds; pulsing TMSYNC once establishes multiframe
boundaries.
c. TMSYNC and TFSYNC may be continuously pulsed to establish and reinforce frame and
superframe timing.
d. If TMSYNC is tied low and TFSYNC is pulsed at frame boundaries, the transmitter will establish
an arbitrary multiframe boundary as indicated by TMO.
2. Channels in which robbed bit signaling is enabled will sample TABCD during the LSB bit time in
frames indicated.
3. When external S-bit insertion is enabled, TLINK will be sampled during the F-bit time of even frames
and inserted into the outgoing data stream.
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