參數資料
型號: TAS5026
廠商: Texas Instruments, Inc.
英文描述: Digital Audio PWM Processor
中文描述: 數字音頻 PWM 處理器
文件頁數: 39/48頁
文件大?。?/td> 689K
代理商: TAS5026
Specifications
34
SLES041B
November 2002
TAS5026
5.4.2 Serial Audio Port
5.4.2.1
Serial Audio Ports Slave Mode Over Recommended Operating Conditions (Unless
Otherwise Noted)
PARAMETER
MIN
TYP
MAX
UNIT
f(SCLK)
tsu(SDIN)
th(SDIN)
f(LRCLK)
Frequency, SCLK
12.288
MHz
SDIN setup time before SCLK rising edge
20
ns
SDIN hold time before SCLK rising edge
10
ns
LRCLK frequency
32
48
192
kHz
MCLK_IN duty cycle
50%
SCLK duty cycle
50%
LRCLK duty cycle
50%
tsu(LRCLK)
LRCLK setup time before SCLK rising edge
20
ns
MCLK High and Low time
20
ns
5.4.2.2
Serial Audio Ports Master Mode, Load Conditions 50 pF Over Recommended
Operating Conditions (Unless Otherwise Noted)
PARAMETER
MIN
TYP
MAX
UNIT
t(MSD)
t(MLRD)
MCLK_IN to SCLK
0
5
ns
MCLK_IN to LRCLK
0
5
ns
5.4.2.3
DSP Serial Interface Mode Over Recommended Operating Conditions (Unless
Otherwise Noted)
PARAMETER
MIN
TYP
MAX
UNIT
f(SCLK)
td(FS)
SCLK frequency
12.288
MHz
Delay time, SCLK rising to Fs
ns
tw(FSHIGH)
tsu(SDIN)
th(SDIN)
Pulse duration, sync
1/(64xfs)
ns
SDIN and LRCLK setup time before SCLK falling edge
20
ns
SDIN and LRCLK hold time from SCLK falling edge
10
ns
SCLK duty cycle
50%
th(SDIN)
tsu(SDIN)
SCLK
SDIN
Figure 5
6. Right-Justified, IIS, Left-Justified Serial Protocol Timing
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參數描述
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