參數(shù)資料
型號(hào): TCM129C14A
廠商: Texas Instruments, Inc.
元件分類(lèi): Codec
英文描述: Combined Single-Chip PCM Codec And Filter(單片PCM編碼譯碼器和濾波器)
中文描述: 結(jié)合單芯片的PCM編解碼器和過(guò)濾器(單片的PCM編碼譯碼器和濾波器)
文件頁(yè)數(shù): 17/25頁(yè)
文件大?。?/td> 392K
代理商: TCM129C14A
TCM29C13A, TCM29C14A, TCM29C16A, TCM29C17A,
TCM129C13A, TC,129C14A, TCM129C16A, TCM129C17A
COMBINED SINGLE-CHIP PCMCODEC AND FILTER
SCTS030E – AUGUST 1989 – REVISED OCTOBER 1996
17
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
PARAMETER MEASUREMENT INFORMATION
Time Slot
td(TSDX)
tpd10
Bit 1
FSX
DCLKX
CLKX
PCM OUT
1
2
3
4
5
6
7
8
Bit 2
Bit 3
Bit 4
Bit 5
Bit 6
Bit 7
Bit 8
td(FSX)
tpd7
tpd9
tpd8
Figure 5. Transmit Timing (Variable-Data Rate)
FSR
DCLKR
CLKR
PCM IN
1
2
3
4
5
6
7
8
td(TSDR)
td(FSR)
tsu(PCM IN)
th(PCM IN)
t(SER)
Bit 1
Bit 2
Bit 3
Bit 4
Bit 5
Bit 6
Bit 7
Bit 8
Don’t Care
Figure 6. Receive Timing (Variable-Data Rate)
Bit 1 = MSB = sign bit and is clocked in first on PCM IN or clocked out first on PCM OUT. Bit 8 = LSB = least significant bit and is clocked in
last on PCM IN or is clocked out last on PCM OUT.
NOTE A: All timing parameters are referenced to VIH and VIL except tpd8 and tpd9, which references the high-impedance state.
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