TLC32046CFN Datasheet, PDF (32/56 Pages) Texas Instruments – Wide-Band Analog Interface Circuit

3.3 Electrical Characteristics Over Recommended Operating Free-Air
Temperature Range, V_CC+ = 5 V, V_CC– = –5 V, V_DD = 5 V (Unless
Otherwise Noted)
3.3.1
VOH
VOL
ICC ₊
ICC _–
IDD
Vref
α_Vref
ro
Total Device, MSTR CLK Frequency = 5.184 MHz, Outputs Not Loaded
PARAMETER
TEST CONDITIONS
MIN TYP^† MAX UNIT
High-level output voltage
VDD = 4.75 V, IOH = – 300 µA
2.4
Low-level output voltage
VDD = 4.75 V, IOL = 2 mA
Supply current from
VCC ₊
TLC32046C
TLC32046I
TLC32046M
V
0.4 V
35
40 mA
45
Supply current from
VCC _–
TLC32046C
TLC32046I
TLC32046M
– 35
– 40 mA
– 45
Supply current from VDD
Internal reference
output voltage
TLC32046M
7 mA
2.9
3.3 V
Temperature coefficient of internal
reference voltage
250
ppm/°C
Output resistance at REF
100
kΩ
3.3.2 Power Supply Rejection and Crosstalk Attenuation
PARAMETER
TEST CONDITIONS
VCC ₊ or VCC _– supply voltage
rejection ratio, receive channel
f = 0 kHz to 30 kHz
f = 30 kHz to 50 kHz
Idle channel, supply
signal at 200 mV p-p
measured at DR
(ADC output)
VCC ₊ or VCC _– supply voltage
rejection ratio, transmit channel
(single-ended)
f = 0 kHz to 30 kHz Idle channel, supply
signal at 200 mV p-p
f = 30 kHz to 50 kHz _{measured at OUT +}
Crosstalk attenuation, transmit-
to-receive (single-ended)
TLC32046C, I
TLC32046M
Crosstalk attenuation, receive-
to-transmit (single-ended)
TLC32046M
MIN TYP^† MAX UNIT
30
dB
45
30
dB
45
80
dB
60
80
70
80
dB
3.3.3 Serial Port
PARAMETER
VOH High-level output voltage
VOL
Low-level output voltage
II
Input current
II
Input current, DATA-DR/CONTROL
Ci
Input capacitance
Co
Output capacitance
† _{All typical values are at TA = 25°C.}
TEST CONDITIONS
IOH = – 300 µA
IOL = 2 mA
MIN TYP^†
2.4
15
15
MAX
0.4
± 10
±100
UNIT
V
V
µA
µA
pF
pF
3–2