MAX9867ETJ+ Maxim Integrated Products, MAX9867ETJ+ Datasheet - Page 14

• Manufacturer Part Number: MAX9867ETJ+
• Description: IC STEREO AUD CODEC LP 32TQFN-EP
• Manufacturer: Maxim Integrated Products
• Type: Stereo Audior

Specifications of MAX9867ETJ+

• 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: 32-WFQFN Exposed Pad
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Ultra-Low Power Stereo Audio Codec
(V
8kHz, BW = 20Hz to f
14
AVDD
-10
-20
-30
-40
-50
-60
-70
-80
-90
-10
-20
-30
-40
-50
-60
-70
-80
-90
-10
-20
-30
-40
-50
-60
-70
-80
-90
______________________________________________________________________________________
0
0
0
10
= V
TOTAL HARMONIC DISTORTION + NOISE
0
TOTAL HARMONIC DISTORTION + NOISE
0
TOTAL HARMONIC DISTORTION + NOISE
vs. FREQUENCY (DAC TO HEADPHONE)
vs. POWER OUT (DAC TO HEADPHONE)
vs. POWER OUT (DAC TO HEADPHONE)
MCLK = 12.288MHz
LRCLK = 48kHz
R
CAPACITORLESS MODE
MCLK = 13MHz
LRCLK = 8kHz
R
SINGLE-ENDED MODE
MCLK = 13MHz
LRCLK = 8kHz
R
SINGLE-ENDED MODE
P
20Hz
LOAD
LOAD
LOAD
OUT
DVDD
SPECIFIED AT 1kHz
20Hz
6kHz
2
= 32Ω
= 32Ω, C
= 32Ω, C
2
1kHz
100
1mW
= V
POWER OUT (mW)
POWER OUT (mW)
4
FREQUENCY (Hz)
OUT
OUT
4
PVDD
S
= 220µF
= 220µF
/2, T
1000
6
6
3kHz
A
= +1.8V, C
1kHz
= +25°C, unless otherwise noted.)
5mW
8
10,000
8
10
10
REF
100,000
12
= 2.2µF, C
Typical Operating Characteristics (continued)
-10
-20
-30
-40
-50
-60
-70
-80
-90
-10
-20
-30
-40
-50
-60
-70
-80
-90
-10
-20
-30
-40
-50
-60
-70
-80
0
0
0
vs. POWER OUT (LINE IN TO HEADPHONE)
10
0
0
MICBIAS
TOTAL HARMONIC DISTORTION + NOISE
TOTAL HARMONIC DISTORTION + NOISE
TOTAL HARMONIC DISTORTION + NOISE
vs. FREQUENCY (DAC TO HEADPHONE)
vs. POWER OUT (DAC TO HEADPHONE)
MCLK = 13MHz
LRCLK = 8kHz
R
CAPACITORLESS MODE
MCLK = 12.288MHz
LRCLK = 48kHz
R
SINGLE-ENDED MODE
LINE IN PREAMP = +18dB
R
DIFFERENTIAL MODE
LOAD
LOAD
LOAD
5
20Hz
2
= 32Ω
= 32Ω, C
= 32Ω
10
= C
1mW
15 20
100
POWER OUT (mW)
POWER OUT (mW)
4
FREQUENCY (Hz)
OUT
20Hz
PREG
= 220µF
25
6
= C
6kHz
30
1kHz
1000
8
REG
35
5mW
6kHz
1kHz
40
= 1µF, AV
10
45
10,000
12
50
MICPGA
-10
-20
-30
-40
-50
-60
-70
-80
-90
-10
-20
-30
-40
-50
-60
-70
-80
-90
-10
-20
-30
-40
-50
-60
-70
-80
-90
0
0
0
vs. POWER OUT (LINE IN TO HEADPHONE)
10
10
0
TOTAL HARMONIC DISTORTION + NOISE
TOTAL HARMONIC DISTORTION + NOISE
TOTAL HARMONIC DISTORTION + NOISE
= 0dB, MCLK = 13MHz, LRCLK =
vs. FREQUENCY (DAC TO HEADPHONE)
vs. FREQUENCY (DAC TO HEADPHONE)
MCLK = 12.288MHz
LRCLK = 48kHz
R
CAPACITORLESS MODE
MCLK = 13MHz
LRCLK = 8kHz
R
SINGLE-ENDED MODE
P
LINE IN PREAMP = 0dB
R
DIFFERENTIAL MODE
LOAD
LOAD
OUT
LOAD
5
SPECIFIED AT 1kHz
= 32Ω
= 32Ω, C
= 32Ω
6kHz
100
10
1mW
100
POWER OUT (mW)
FREQUENCY (Hz)
FREQUENCY (Hz)
OUT
15
1mW
5mW
= 220µF
1000
20
20Hz
25
1000
10,000
30
5mW
35
1kHz
100,000
10,000
40