參數(shù)資料
型號(hào): LXT334
廠商: Digital Data Communications GmbH
英文描述: Quad Short Haul Transceiver with Clock Recovery
中文描述: 四短途收發(fā)器時(shí)鐘恢復(fù)
文件頁數(shù): 1/24頁
文件大?。?/td> 900K
代理商: LXT334
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Fully integrated quad, short-haul PCM transceiver for
G.703 2.048 Mbps or I.431 1.544 Mbps operation
Single rail supply voltage of 5 V (typical)
Low power consumption of 410 mW (typical)
Programmable G.703 transmit pulse shaping for
G.703 75
and 120
and I.431 100
systems
High performance line drivers with constant low
impedance for 20 dB return loss (typical)
exceeds ETSI 300 166
On-chip band gap voltage reference for stabilized,
constant output amplitude
High-performance receivers recover data with up to
12 dB cable attenuation
Low frequency 1.544 or 2.048 MHz reference clock
On-chip clock recovery function
Programmable unipolar and bipolar PCM interface
On-chip AMI and HDB3 encoder/decoder
On-chip Driver Failure Monitoring circuit
Local and remote loopback testing function
Independent Loss of Signal processor for each chan-
nel conforms to ITU G.775 recommendation
Small-footprint 64-pin QFP
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