TLC320AD58C Datasheet, PDF (16/27 Pages) Texas Instruments – Sigma-Delta Stereo Analog-to-Digital Converter

3.3 Electrical Characteristics
3.3.1 Digital Interface, T_A = 25°C, AV_DD = DV_DD = 5 V
PARAMETER
TEST CONDITIONS
VIH
VIL
VOH
VOL
IIH
IIL
Ci
Co
High-level input voltage
Low-level input voltage
High-level output voltage at DOUT
Low-level output voltage at DOUT
High-level input current, any digital input
Low-level input current, any digital input
Input capacitance
Output capacitance
IOH = 2 mA
IOL = 2 mA
MIN TYP MAX UNIT
2 4.6
V
0.2 0.8 V
2.4 4.6
V
0.2 0.4 V
1
µA
1
µA
5
pF
5
pF
3.3.2 Analog Interface
3.3.2.1 ADC Modulator, T_A = 25°C, AV_DD = DV_DD = 5 V, f_s = 48 kHz, Bandwidth = 24 kHz,
CMODE = 0, MODE(0 – 2) = 000
PARAMETER
Resolution
DYNAMIC PERFORMANCE
Signal to noise (EIAJ)
Dynamic range
Signal to noise + distortion (THD + N)
Total harmonic distortion (THD)
Interchannel isolation
DC ACCURACY
Absolute gain error
Interchannel gain mismatch
Offset error (18-bit resolution)
Offset drift
TEST CONDITIONS
ANSI A-weighting filter
INLP = INRP = 2.5 V dc
INLM = INRM = 2.5 V dc
–1 dB down from
6-V differential input
MIN TYP
18
MAX UNIT
Bits
96 100
90
95
88
93
0.0015%
120
± 0.6
± 0.2
120 ± 5
± 0.17
dB
dB
dB
dB
dB
dB
mV
LSB/°C
3.3.2.2 Inputs/Supplies, T_A = 25°C, AV_DD = DV_DD = 5 V, f_s = 48 kHz, Bandwidth = 24 kHz
PARAMETER
TEST CONDITIONS
MIN TYP MAX UNIT
ANALOG INPUT
Input voltage range
(differential)
(0 to peak)
6.2
V
3.1
Input impedance
200
kΩ
POWER SUPPLIES
Power-supply current
Power dissipation
IDD (analog), normal mode
IDD (digital), normal mode
IDD (analog), power down
IDD (digital), power down
24
32 mA
26
32 mA
250
µA
150
µA
250
mW
3–2