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PCM5252 Datasheet(PDF) 13 Page - Texas Instruments

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Part # PCM5252
Description  Purepath Smart Amp PCM5252 4.2-VRMS DirectPath, 114-dB Audio Stereo Differential-
PDF  119 Pages
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Manufacturer  TI1 [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI1 - Texas Instruments

PCM5252 Datasheet(HTML) 13 Page - Texas Instruments

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XSMT
0.9 * DV
DD
t
r
t
f
<20ns
<20ns
0.1 * DV
DD
BCK
tBCH
tBCL
tBCY
tDS
tDH
tLRD
DATA
LRCK
0. 5 * DVDD
0. 5 * DVDD
0. 5 * DVDD
( Output)
( Output)
( Output)
tDOD
DATA
0. 5 * DVDD
( Input)
PCM5252
www.ti.com
SLASE63 – NOVEMBER 2014
The I2S master timing is shown in Figure 6.
MIN
TYP
MAX
UNIT
tBCY
BCK Pulse Cycle Time
40
ns
tBCL
BCK Pulse Width LOW
16
ns
tBCH
BCK Pulse Width HIGH
16
ns
tBCK
BCK frequency at DVDD = 3.3V
24.576
MHz
tBCK(1.8V)
BCK frequency at DVDD = 1.8V
12.288
MHz
tLRD
LRCKx delay time from BCKx falling edge
–10
20
ns
tDS
DATA Set Up Time
8
ns
tDH
DATA Hold Time
8
ns
tDOD
DATA delay time from BCK falling edge at DVDD = 3.3V
15
ns
tDOD(1.8V)
DATA delay time from BCK falling edge at DVDD = 1.8V
20
ns
Figure 6. PCM5252 Serial Audio Timing - Master
8.9 Timing Requirements: XSMT
MIN
TYP
MAX
UNIT
tr
Rise time
20
ns
tf
Fall time
20
ns
Figure 7. XSMT Timing for Soft Mute and Soft Un-Mute
Copyright © 2014, Texas Instruments Incorporated
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Product Folder Links: PCM5252



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