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LM4937RL/NOPB Datasheet(PDF) 2 Page - Texas Instruments

Part # LM4937RL/NOPB
Description  Audio Sub-System with OCL Stereo Headphone Output and RF Suppression
PDF  41 Pages
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Manufacturer  TI1 [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI1 - Texas Instruments

LM4937RL/NOPB Datasheet(HTML) 2 Page - Texas Instruments

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background image
F
E
D
C
B
A
1
2
3
4
5
6
Ci
Speaker
AMP
Differential +
LIN
RIN
+
Volume
HP
AMP
Differential -
Volume
-6 ~ + 15 dB
MCLK
I2S CLK
I2S SDI
I2S WS
Volume
Mono
Earpiece
(Receiver)
-
-
PLL
I
2
C/SPI
Interface
5 ~ - 56 dB
Volume
5 ~ - 56 dB
Volume
5 ~ - 56 dB
Volume
5 ~ - 56 dB
Mixer
and
Output
Mode
Select
Ci
Ci
Ci
DAC
Gain
-3 ~ 6 dB
-12 ~ + 9 dB
I
2
C Vdd
SDA/SDI
SCL/SCK
ADDR/ENB
MODE
STEREO
DAC
LM4937
SNAS369J – OCTOBER 2006 – REVISED MAY 2013
www.ti.com
Block Diagram
Figure 1. Audio Sub-System Block Diagram with OCL HP Outputs
(HP outputs may also be configured as cap-coupled)
Connection Diagram
Figure 2. 36-Bump DSBGA
Top View (Bump Side Down)
See YPG0036 Package
2
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Copyright © 2006–2013, Texas Instruments Incorporated
Product Folder Links: LM4937



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