TLC320AC02C Datasheet, PDF (41/84 Pages) Texas Instruments – Single-Supply Analog Interface Circuit

3.3 Electrical Characteristics Over Recommended Range of Operating
Free-Air Temperature, MCLK = 5.184 MHz, V_DD = 5 V, Outputs
Unloaded, Total Device
PARAMETER
TEST CONDITIONS
MIN
TYP†
MAX
PWR DWN = 1 and clock signals
IDD
Supply
current
present
PWR DWN = 0 after 500 µs and
clock signals present
20
22
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
– 0.1
ADC VDD/2
+ 0.1
DAC VMID
Midpoint
voltage
No load
DAC VDD/2
– 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, V_DD = 5 V, Digital I/O Terminals (DIN, DOUT, EOC,
FC0, FC1, FS, FSD, MCLK, M/S, SCLK)
PARAMETER
TEST CONDITIONS
MIN TYP† MAX UNIT
VOH High-level output voltage
IOH = – 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
† _{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, V_DD = 5 V, ADC and DAC Channels
3.5.1 ADC Channel Filter Transfer Function, FCLK = 144 kHz, f_s = 8 kHz
PARAMETER
TEST CONDITIONS MIN MAX UNIT
fi = 50 Hz
–2
fi = 200 Hz
– 1.8 – 0.2
fi = 300 Hz to 3 kHz – 0.15 0.2
Gain relative to gain at fi = 1020 Hz (see Note 3)
fi = 3.3 kHz
– 0.35 0.03 dB
fi = 3.4 kHz
– 1 – 0.1
fi = 4 kHz
– 14
fi ≥ 4.6 kHz
– 32
NOTE 3: The differential analog input signals are sine waves at 6 V peak to peak. The reference gain is at 1020 Hz.
3–2