Datasheet

TPL0401A
TPL0401B
TPL0401C
www.ti.com SLIS144A –SEPTEMBER 2011–REVISED MARCH 2012
ANALOG SPECIFICATIONS
Typical values are specified at 25
o
C and Vdd=3.3V
PARAMETER CONDITIONS MIN TYP MAX UNIT
TPL0401A/B-10 8 10 12 kΩ
End-to-end resistance (between H
R
TOTAL
and L terminals)
TPL0401C-50 40 50 60 kΩ
V
H
Terminal voltage range 0 VDD V
R
H
Terminal resistance 35 100 Ω
R
W
Wiper resistance 35 100 Ω
C
H
Terminal capacitance 10 pF
C
W
Wiper capacitance 11 pF
I
LKG
Terminal leakage current 0.1 1 µA
TPL0401A/B-10 22 ppm/°C
TC
R
Resistance temperature coefficient
TPL0401C-50 TBD ppm/°C
VOLTAGE DIVIDER MODE (TPL0401A, TPL0401B, V
H
= V
DD
, V
W
= Not Loaded)
INL Integral non-linearity –0.5 0.5 LSB
DNL Differential non-linearity –0.25 0.25 LSB
ZS
ERROR
Zero-scale error 0 0.75 1.5 LSB
FS
ERROR
Full-scale error –1.5 -0.75 0 LSB
Ratiometric temperature
T
CV
Wiper set at mid-scale 4 ppm/°C
coefficient
Wiper set at mid-scale,
BW Bandwidth 2862 kHz
, C
LOAD
= 10 pF
T
SW
Wiper settling time 0.152 µS
V
H
= 1 V
RMS
at 1 kHz,
THD Total harmonic distortion 0.03 %
V
L
= V
DD
/2, Measurement at W
RHEOSTAT MODE (TPL0401C)
RINL Integral non-linearity TBD LSB
RDNL Differential non-linearity TBD LSB
R
OFFSET
Offset TBD LSB
Code=0x00h, L Floating, Input applied to W, 10pF
RBW Bandwidth TBD kHz
on H
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