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TLC320AC01C Datasheet, PDF (40/90 Pages) Texas Instruments – Single-Supply Analog Interface Circuit | |||
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3.3 Electrical Characteristics Over Recommended Range of Operating
Free-Air Temperature, MCLK = 5.184 MHz, VDD = 5 V, Outputs
Unloaded, Total Device
PARAMETER
TEST CONDITIONS
MIN
TYPâ
MAX
PWR DWN = 1 and clock signals
IDD
Supply
current
present
PWR DWN = 0 after 500 µs and
clock signals present
20
25
1
2
PWR DWN = 1 and clock signals
present
100
PD
Power
PWR DWN = 0 after 500 µs and
dissipation clock signals present
5
Software power down, (bit D00,
register 6 set to 1)
15
20
ADC VMID
Midpoint
voltage
No load
ADC VDD/2
â 0.1
ADC VDD/2
+ 0.1
DAC VMID
Midpoint
voltage
No load
DAC VDD/2
â 0.1
DAC VDD/2
+ 0.1
UNIT
mA
mA
mW
mW
mW
V
V
3.4 Electrical Characteristics Over Recommended Range of Operating
Free-Air Temperature, VDD = 5 V, Digital I/O Terminals (DIN, DOUT, EOC,
FC0, FC1, FS, FSD, MCLK, M/S, SCLK)
PARAMETER
TEST CONDITIONS
MIN TYPâ MAX UNIT
VOH High-level output voltage
IOH = â 1.6 mA
VOL Low-level output voltage
IOL = 1.6 mA
IIH
High-level input current, any digital input VI = 2.2 V to DGTL VDD
IIL
Low-level input current, any digital input VI = 0 V to 0.8 V
Ci
Input capacitance
Co
Output capacitance
â All typical values are at VDD = 5 V and TA = 25°C.
2.4
V
0.4 V
10 µA
10 µA
5
pF
5
pF
3.5 Electrical Characteristics Over Recommended Range of Operating
Free-Air Temperature, VDD = 5 V, ADC and DAC Channels
3.5.1 ADC Channel Filter Transfer Function, FCLK = 144 kHz, fs = 8 kHz
PARAMETER
TEST CONDITIONS MIN MAX UNIT
fi = 50 Hz
â2
fi = 200 Hz
â 1.8 â 0.15
fi = 300 Hz to 3 kHz â 0.15 0.15
Gain relative to gain at fi = 1020 Hz (see Note 3)
fi = 3.3 kHz
â 0.35 0.03 dB
fi = 3.4 kHz
â 1 â 0.1
fi = 4 kHz
â 14
fi ⥠4.6 kHz
â 32
NOTE 3: The differential analog input signals are sine waves at 6 V peak to peak. The reference gain is at 1020 Hz.
3â2
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