參數資料
型號: TLV320AIC13I
廠商: TEXAS INSTRUMENTS INC
元件分類: 消費家電
英文描述: SPECIALTY CONSUMER CIRCUIT, PDSO30
封裝: PLASTIC, SOP-30
文件頁數: 33/55頁
文件大小: 455K
代理商: TLV320AIC13I
5–2
5.3
Electrical Characteristics Over Recommended Operating Free-Air Temperature
Range, AVDD = 3.3 V, DVDD = 1.8 V, IOVDD = 1.1 V (Unless Otherwise Noted)
5.3.1
Digital Inputs and Outputs, fs = 8 kHz, Outputs Not Loaded
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
VOH
High-level output voltage, any digital output
0.8
IOVDD
V
VOL
Low-level output voltage, any digital output
0.1
IOVDD
V
IIH
High-level input current, any digital input
0.5
A
IIL
Low-level input current, any digital input
0.5
A
Ci
Input capacitance
3
pF
Co
Output capacitance
5
pF
5.4
ADC Path Digital Filter, fs = 8 kHz (see Note 2)
5.4.1
FIR Filter
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
0 to 300 Hz
–0.5
0.2
300 Hz to 3 kHz
–0.5
0.25
Filter gain relative to gain at 1020 Hz
3.3 kHz
–0.5
0.3
dB
Filter gain relative to gain at 1020 Hz
3.6 kHz
–3
dB
4 kHz
–35
≥4.4 kHz
–74
NOTE 2: Filter gain outside the passband is measured with respect to gain at 1020 Hz. The analog input test signal is a sinewave with 0 dB =
4 VI(PP) as the reference level for the analog input signal. The bandpass is 0 to 3600 Hz for an 8-kHz sample rate. This bandpass scales
linearly with the sample rate.
5.4.2
IIR Filter
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
0 to 300 Hz
–0.5
0.2
300 Hz to 3 kHz
–0.5
0.25
Filter gain relative to gain at 1020 Hz
3.3 kHz
–0.5
0.3
dB
Filter gain relative to gain at 1020 Hz
3.6 kHz
–3
dB
4 kHz
–20
≥4.4 kHz
–60
NOTE 2: Filter gain outside the passband is measured with respect to gain at 1020 Hz. The analog input test signal is a sinewave with 0 dB =
4 VI(PP) as the reference level for the analog input signal. The bandpass is 0 to 3600 Hz for an 8-kHz sample rate. This bandpass scales
linearly with the sample rate.
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