參數(shù)資料
型號(hào): MC145426
廠商: Motorola, Inc.
英文描述: Universal Digital-Loop Transceiver
中文描述: 通用數(shù)字環(huán)路收發(fā)器
文件頁(yè)數(shù): 14/20頁(yè)
文件大?。?/td> 261K
代理商: MC145426
MC145422
MC145426
14
MOTOROLA
DEMODULATOR
SYNC (INTERNAL)
125
μ
s
CLK (128 kHz)
INTERNAL
2.048 MHz FROM XTAL
TE1
RE1
Tx
Rx
SI1, SI2
SO1, SO2
VD
VOICE
DON’T CARE
DON’T CARE
VOICE
HIGH IMPEDANCE
NOTE 1
TRANSFER DEMODULATION BUFFER TO TRANSMIT REGISTER, GENERATE ENABLES,
LATCH SI1, SI2, OUTPUT Tx, SO1, SO2, OUTPUT VALID DATA, START 128 kHz CLOCK, START
MODULATION AFTER FOUR 256 kHz BAUD PERIODS.
DEMODULATION DATA TRANSFER TO
DEMODULATION BUFFER
NOTE: 1. Slip between master and slave is taken up in this period.
Figure 11. Slave UDLT Timing
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