參數(shù)資料
型號: PCM1850
英文描述: 24-BIT, 96-kHz STEREO A/D CONVERTER WITH 6 X 2-CHANNEL MUX AND PGA
中文描述: 24位,96千赫立體聲A / D轉(zhuǎn)換器6 × 2通道的MUX和PGA
文件頁數(shù): 20/30頁
文件大?。?/td> 370K
代理商: PCM1850
PCM1850
PCM1851
SLES108
MARCH 2004
www.ti.com
20
BCK
LRCK
DOUT
t
(BCKH)
t
(BCKL)
t
(CKLR)
t
(LRCP)
t
(BCKP)
t
(CKDO)
t
(LRDO)
0.5 V
DD
0.5 V
DD
0.5 V
DD
SYMBOL
PARAMETER
MIN
TYP
MAX
UNIT
t
(BCKP)
t
(BCKH)
t
(BCKL)
t
(CKLR)
t
(LRCP)
t
(CKDO)
t
(LRDO)
t
r
t
f
NOTE
:
Timing measurement reference level is (V
IH
+ V
IL
) / 2. Rise and fall times are measured from 10%
to 90% of IN/OUT signal swing. Load capacitance of all signals is 20 pF.
BCK period
BCK pulse duration, HIGH
BCK pulse duration, LOW
Delay time, BCK falling edge to LRCK valid
LRCK period
Delay time, BCK falling edge to DOUT valid
Delay time, LRCK edge to DOUT valid
Rise time of all signals
Fall time of all signals
150
60
60
–10
10
–10
–10
1/(64 f
S
)
0.5 t
(BCKP)
0.5 t
(BCKP)
1000
400
400
20
60
20
20
10
10
ns
ns
ns
ns
μ
s
ns
ns
ns
ns
1/f
S
Figure 25. Audio Data Interface Timing (Master Mode: LRCK, BCK Work as Outputs)
相關(guān)PDF資料
PDF描述
PCM1851 24-BIT, 96-kHz STEREO A/D CONVERTER WITH 6 X 2-CHANNEL MUX AND PGA
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