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PCM5252 Datasheet(PDF) 12 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) 12 Page - Texas Instruments

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BCK
tBCH
tBCL
tBCY
t
DS
t
DH
tBL
tLB
DATA
LRCK
0. 5 * DVDD
0. 5 * DVDD
0. 5 * DVDD
(Input)
(Input)
(Input)
DATA
0. 5 * DVDD
( Output)
tDOD
PCM5252
SLASE63 – NOVEMBER 2014
www.ti.com
8.8 Timing Requirements: PCM Audio Data
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
tBL
BCK Rising Edge to LRCK Edge
8
ns
tBCK
BCK frequency at DVDD = 3.3V
24.576
MHz
tBCK(1.8V)
BCK frequency at DVDD = 1.8V
12.288
MHz
tLB
LRCK Edge to BCK Rising Edge
8
ns
tDS
DATA Set Up Time
8
ns
tDH
DATA Hold Time
8
ns
tDOD
DATA delay time from BCK falling edge
15
ns
Figure 5. PCM5252 Serial Audio Timing - Slave
In software mode, tThe PCM5252 can act as an I2S master, generating BCK and LRCK as outputs from the SCK
input.
Table 3. I2S Master Mode Registers
Register
Function
Page0, Register 9, D(0), D(4), and D(5)
I2S Master mode select
Register 32, D(6:0)
BCK divider and LRCK divider
Register 33, D(7:0)
12
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Copyright © 2014, Texas Instruments Incorporated
Product Folder Links: PCM5252



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