MAX9867EWV+T Maxim Integrated Products, MAX9867EWV+T Datasheet - Page 39
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MAX9867EWV+T
Manufacturer Part Number
MAX9867EWV+T
Description
IC STEREO AUD CODEC LP 30WLP
Manufacturer
Maxim Integrated Products
Type
Stereo Audior
Datasheet
1.MAX9867EWVT.pdf
(55 pages)
Specifications of MAX9867EWV+T
Data Interface
I²C, Serial
Resolution (bits)
18 b
Number Of Adcs / Dacs
2 / 2
Sigma Delta
Yes
Dynamic Range, Adcs / Dacs (db) Typ
85 / 90
Voltage - Supply, Analog
1.65 V ~ 1.95 V
Voltage - Supply, Digital
1.65 V ~ 1.95 V
Operating Temperature
-40°C ~ 85°C
Mounting Type
Surface Mount
Package / Case
30-WLP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
MAX9867EWV+T
MAX9867EWV+TTR
MAX9867EWV+TTR
Table 12. Microphone Input Registers (continued)
Figure 5. Microphone Input Signal Path
PGAML/PGAMR
PALEN/PAREN
BITS
______________________________________________________________________________________
Left/Right Microphone Preamplifier Gain
Enables the microphone circuitry and sets the preamplifier gain.
00 = Disabled
01 = 0dB
10 = +20dB
11 = +30dB
Left/Right Microphone Programmable Gain Amplifier
Ultra-Low Power Stereo Audio Codec
SETTING
0x00
0x01
0x02
0x03
0x04
0x05
0x06
0x07
0x08
0x09
0x0A
MICBIAS
MICLP
MICLN
MICRP
MICRN
1.5V
GAIN (dB)
MAX9867
+20
+19
+18
+17
+16
+15
+14
+13
+12
+10
+11
0/20/30dB
0/20/30dB
PREAMP
PREAMP
FUNCTION
-
V
V
REG
REG
0dB TO +20dB
0dB TO +20dB
SETTING
PGA
PGA
to 0x1F
0x0C
0x0D
0x0B
0x0E
0x0F
0x10
0x11
0x12
0x13
0x14
ADC
ADC
R
L
GAIN (dB)
+9
+8
+7
+6
+5
+4
+3
+2
+1
0
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