MAX9851ETM+ Maxim Integrated Products, MAX9851ETM+ Datasheet - Page 4

• Manufacturer Part Number: MAX9851ETM+
• Description: IC CODEC AUDIO STEREO 48TQFN-EP
• Manufacturer: Maxim Integrated Products
• Type: Stereo Audior

Specifications of MAX9851ETM+

• Data Interface: Serial
• Resolution (bits): 18 b
• Number Of Adcs / Dacs: 2 / 2
• Sigma Delta: Yes
• S/n Ratio, Adcs / Dacs (db) Typ: 81.5 / 88
• Dynamic Range, Adcs / Dacs (db) Typ: 82 / 87.5
• Voltage - Supply, Analog: 2.6 V ~ 3.3 V
• Voltage - Supply, Digital: 1.7 V ~ 3.3 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 48-TQFN Exposed Pad
• Number Of Adc Inputs: 3
• Number Of Dac Outputs: 3
• Conversion Rate: 48 KSPS
• Interface Type: Serial (2-Wire, 3-Wire, I2C)
• Resolution: 18 bit
• Operating Supply Voltage: 1.7 V to 3.3 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: - 40 C
• Number Of Channels: 2 ADC/2 DAC
• Supply Current: 6.2 mA
• Thd Plus Noise: - 84 .5 dB
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

ELECTRICAL CHARACTERISTICS (continued)
(AV
10kΩ, R
PGAs = 0dB, HP/REC volume = -20.0dB, SPK volume = -20.4dB, line output gain = -0.4dB, T
noted. Typical values are at T
Stereo Audio CODECs with Microphone, DirectDrive
Headphones, Speaker Amplifiers, or Line Outputs
4
Analog Supply Current
Speaker Supply Current (Note 4)
Digital Supply Current
Analog Shutdown Current
Digital Shutdown Current
PV
(Note 4)
Shutdown to Full Operation
DAC PERFORMANCE (Note 5) (DAC in Master Mode)
Gain Error
Channel Gain Matching
Dynamic Range (Note 6)
DD
DD
_______________________________________________________________________________________
= CPV
Shutdown Current
OUTR+
PARAMETER
DD
to R
= +3V, DV
OUTR-
= 10kΩ, C1 = 0.22µF, C2 = C
DD
A
= DV
= +25°C.) (See Functional Diagrams/Typical Operating Circuits).
DDS2
SYMBOL
AI
DI
PI
AI
PI
DI
t
SHDN
SHDN
SHDN
DR
ON
= +1.8V, PV
DD
DD
DD
Full-duplex voice
mode, no output
loads
Full-duplex voice
mode plus DAC
playback mode,
no output loads
(Notes 1, 2)
ADC record mode (Note 3)
ADC record mode plus DAC headphone
playback mode (Notes 1, 3)
Mono Class D speaker mode
Stereo Class D speaker mode
Sleep mode (MAX9851, MAX9853)
Playback operation (Note 1), no output
loads
Full duplex voice operation (Note 2), no
output loads, T
Record operation (Notes 1, 3)
I
I
I
ADC and DAC fully operational, master
mode
f
volume = +5.5dB
f
headphone volume = +5.5dB
AVDD
DVDD
PVDD
S
S
= 8kHz (voice modes), headphone
= 8kHz and 48kHz (stereo audio modes),
DD
, T
+ I
+ I
NREG
= +3.3V, R
A
CPVDD
DVDDS2
= +25°C
= C
A
CONDITIONS
, T
= +25°C
PREG
, T
A
HP
= +25°C
A
Stereo headphone
Stereo speaker
(MAX9851)/line output
(MAX9853)
Mono receiver
Stereo headphone
Stereo speaker
(MAX9851)/line output
(MAX9853)
Mono receiver
= 32Ω, Z
= +25°C
MAX9851
MAX9853
= C
INTMICBIAS
SPK
= 8Ω + 10µH, R
, C
MBIAS
A
= C
MIN
84
= T
REC
REF
MIN
= 32Ω, R
= 1µF, MCLK = 13MHz, all
to T
TYP
11.9
11.2
11.1
11.9
11.2
11.1
12.2
18.2
75.5
87.5
2.7
6.2
3.9
1.4
0.5
0.1
±1
±1
10
70
5
2
1
MAX
OUTL+
, unless otherwise
MAX
14.5
24.0
3.7
7.8
5.2
±7
14
15
20
10
20
5
to R
UNITS
OUTL-
mA
mA
mA
ms
dB
µA
µA
µA
µA
%
%
=