Audio ADC. ES7243 Datasheet

ES7243 ADC. Datasheet pdf. Equivalent

ES7243 Datasheet
Recommendation ES7243 Datasheet
Part ES7243
Description High Performance Stereo Audio ADC
Feature ES7243; ES7243 High Performance Stereo Audio ADC FEATURES • High performance multi-bit delta-sigma audio A.
Manufacture Everest Semiconductor
Datasheet
Download ES7243 Datasheet




Everest Semiconductor ES7243
ES7243
High Performance Stereo Audio ADC
FEATURES
High performance multi-bit delta-sigma
audio ADC
102 dB signal to noise ratio
-85 dB THD+N
24-bit, 8 to 200 kHz sampling frequency
I2S/PCM master or slave serial data port
Support TDM
256/384Fs, USB 12/24 MHz and other
non standard audio system clocks
Low power standby mode
APPLICATIONS
Mic Array
Soundbar
Audio Interface
Digital TV
A/V Receiver
DVR
NVR
ORDERING INFORMATION
ES7243 -40°C ~ +85°C
QFN-20
BLOCK DIAGRAM
AINLP/AINLN
AINRP/AINRN
Multi-bit
Delta-sigma
Modulator
DSP
Clock Manager
Sample Rate Detector
MCLK
TDMIN
Audio
Data
Interface
SDOUT
SCLK
LRCK
I2C
Interface
CCLK CDATA AD0 AD1
1



Everest Semiconductor ES7243
Everest Semiconductor
Confidential
1. PIN OUT AND DESCRIPTION
VDDP
TDMIN
SDOUT
GNDD
VDDD
1
2
3
4
5
ES7243
15 AINRN
14 REFP
13 GNDA
12 VDDA
11 REFQ
ES7243
Pin Name
CCLK, CDATA
AD0, AD1
MCLK
SCLK
LRCK
TDMIN
SDOUT
AINLP, AINLN
AINRP, AINRN
VDDP
VDDD/GNDD
VDDA/GNDA
REFP
REFQ
Pin number
19, 18
17,8
20
6
7
2
3
9, 10
16, 15
1
5, 4
12, 13
14
11
Input or Output
I/O
I
I
I/O
I/O
I
O
I
I
I
I
O
O
Pin Description
I2C clock and data
I2C addresses
Master clock
Serial data bit clock
Serial data left and right channel frame clock
TDM data in
Serial data output
Analog left and right inputs
Power supply for the digital input and output
Digital power supply
Analog power supply
Filtering capacitor connection
Filtering capacitor connection
Revision 3.0
2
May 2018



Everest Semiconductor ES7243
Everest Semiconductor
Confidential
2. TYPICAL APPLICATION CIRCUIT
ES7243
For best performance,decoupling and filter capacitor should be located as close to the device package as possible
AGND AGND
VDDP
VDDD
10 0nF
10 0nF
10uF 10uF
10 uF
1R
10 0nF
VA
IIC
CPU/DSP
IIS
TDMIN
4 GNDD
17
8
19
18
AD0
AD1
CCLK
CDATA
20
6
7
3
MCLK
SCLK
LRCK
SDOUT
2 TDMIN
10 0K
0R
AGND
ES724 3
AGND
AINRP
AINRN
GNDA
AINLP
AINLN
16
4.7u F
15
134.7uAFGND
9
4.7u F
10
4.7u F
AINRP
AINRN
AINLP
AINLN
Revision 3.0
3
May 2018







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