MAX9856ETL+ Maxim Integrated Products, MAX9856ETL+ Datasheet - Page 33
![IC CODEC AUDIO LP 40TQFN-EP](/photos/6/65/66502/40-qfn_pkg_sml.jpg)
MAX9856ETL+
Manufacturer Part Number
MAX9856ETL+
Description
IC CODEC AUDIO LP 40TQFN-EP
Manufacturer
Maxim Integrated Products
Type
Audio Codecr
Datasheet
1.MAX9856ETL.pdf
(46 pages)
Specifications of MAX9856ETL+
Data Interface
Serial
Resolution (bits)
18 b
Number Of Adcs / Dacs
2 / 2
Sigma Delta
Yes
S/n Ratio, Adcs / Dacs (db) Typ
77 / 91
Dynamic Range, Adcs / Dacs (db) Typ
85 / 91
Voltage - Supply, Analog
1.71 V ~ 3.6 V
Voltage - Supply, Digital
1.71 V ~ 3.6 V
Operating Temperature
-40°C ~ 85°C
Mounting Type
Surface Mount
Package / Case
40-WFQFN Exposed Pad
Number Of Adc Inputs
2
Number Of Dac Outputs
2
Interface Type
I2C
Resolution
18 bit
Operating Supply Voltage
1.71 V to 3.6 V
Maximum Operating Temperature
+ 85 C
Mounting Style
SMD/SMT
Minimum Operating Temperature
- 40 C
Supply Current
2.9 mA
Thd Plus Noise
82 dB
Audio Codec Type
Stereo
No. Of Adcs
2
No. Of Dacs
2
No. Of Input Channels
2
No. Of Output Channels
2
Adc / Dac Resolution
18bit
Adcs / Dacs Signal To Noise Ratio
91dB
Rohs Compliant
Yes
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Audio Input Register Bit Description (continued)
PGAAUX/
PGAL1/
PGAL2
BITS
______________________________________________________________________________________
Programmable Gain Adjust for Line Inputs
SETTING
0x0C
0x0D
0x00
0x01
0x02
0x03
0x04
0x05
0x06
0x07
0x08
0x09
0x0A
0x0B
0x0E
0x0F
DirectDrive Headphone Amplifiers
Low-Power Audio CODEC with
GAIN (dB)
+30
+28
+26
+24
+22
+20
+18
+16
+14
+12
+10
LINE INPUT PGA SETTINGS
+8
+6
+4
+2
+0
FUNCTION
SETTING
0x1C
0x1D
0x10
0x11
0x12
0x13
0x14
0x15
0x16
0x17
0x18
0x19
0x1A
0x1B
0x1E
0x1F
GAIN (dB)
-10
-12
-14
-16
-18
-20
-22
-24
-26
-28
-30
-32
-2
-4
-6
-8
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