Datasheet

DS1804
5 of 10
ANALOG RESISTOR CHARACTERISTICS
(V
CC
= 2.7V to 5.5V, T
A
= -40°C to +85°C, unless otherwise noted.)
PARAMETER SYMBOL MIN TYP MAX UNITS NOTES
End-to-End Resistor Tolerance
-20
+20
%
8
Absolute Linearity ±0.6
LSB
9
Relative Linearity ±0.25 LSB 10
-3dB Cutoff Frequency f
CUTOFF
MHz 11
Temperature Coefficient 750
ppm/°C
CAPACITANCE
(V
CC
= 2.7V to 5.5V, T
A
= +25°C, unless otherwise noted.)
PARAMETER SYMBOL MIN TYP MAX UNITS NOTES
Input Capacitance C
IN
5 pF 12
Output Capacitance C
OUT
7 pF 12
AC ELECTRICAL CHARACTERISTICS
(V
CC
= 2.7V to 5.5V, T
A
= -40°C to +85°C, unless otherwise noted.)
PARAMETER SYMBOL MIN TYP MAX UNITS NOTES
CS
to
INC
Setup
t
CI
50 ns 13
U/
D
to
INC
Setup
t
DI
100 ns 13
INC
Low Period
t
IL
50 ns 13
INC
High Period
t
IH
100 ns 13
INC
inactive to
CS
Inactive
t
IC
500 ns 13
CS
Deselect Time
t
CPH
100 ns 13
Wiper Change to
INC
Low
t
IW
200 ns 13
INC
Rise and Fall Times
t
R
, t
F
500 µs 13
INC
Low to
CS
Inactive
t
IK
50 ns 16
Wiper Storage Time t
WST
10 ms 13, 17