Datasheet

TLV320ADC3001
SLAS548C –OCTOBER 2008– REVISED APRIL 2011 www.ti.com
ELECTRICAL CHARACTERISTICS (continued)
At 25°C, AVDD = 3.3 V, IOVDD = 1.8 V, DVDD = 1.8 V, f
S
= 48-kHz, 16-bit audio data (unless otherwise noted)
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
MICROPHONE BIAS
2
2.25 2.5 2.75
Bias voltage Programmable settings, load = 750 Ω V
AVDD
– 0.2
Current sourcing 2.5 V setting 4 mA
BW = 20 Hz to 20 kHz, A-weighted, 1-µF µVr
Integrated noise 3.3
capacitor between MICBIAS and AGND ms
DIGITAL I/O
0.3 ×
V
IL
Input low level I
IL
= 5 μA –0.3 V
IOVDD
0.7 ×
V
IH
Input high level
(3)
I
IH
= 5 μA V
IOVDD
0.1 ×
V
OL
Output low level I
IH
= 2 TTL loads V
IOVDD
0.8 ×
V
OH
Output high level I
OH
= 2 TTL loads V
IOVDD
f
S
= 48-kHz, AVDD = 3.3 V, DVDD = IOVDD =
SUPPLY CURRENT
1.8 V
AVDD 2
Mono record PLL and AGC off mA
DVDD 1.9
AVDD 4
Stereo record PLL and AGC off mA
DVDD 2.1
AVDD 1.1
Additional power consumed when
PLL mA
PLL is powered
DVDD 0.8
AVDD 0.04
All supply voltages applied, all blocks
Power down μA
programmed in lowest power state
DVDD 0.7
(3) When IOVDD < 1.6 V, minimum V
IH
is 1.1 V.
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