CAT5116 Datasheet, PDF (4/12 Pages) Catalyst Semiconductor – Log-Taper, 100-Tap Digitally Programmable Potentiometer

CAT5116
Logic Inputs
Symbol Parameter
I_IH
Input Leakage Current
I_IL
Input Leakage Current
V_IH1 TTL High Level Input Voltage
V_IL1 TTL Low Level Input Voltage
V_IH2 CMOS High Level Input Voltage
V_IL2 CMOS Low Level Input Voltage
Conditions
V_IN = V_CC
V_IN = 0V
4.5V ≤ V_CC ≤ 5.5V
2.5V ≤ V_CC ≤ 5.5V
Min Typ Max
–
–
10
–
–
-10
2
–
V_CC
0
–
0.8
V_CC x 0.7 – V_CC + 0.3
-0.3
– V_CC x 0.2
Units
µA
µA
V
V
V
V
Potentiometer Parameters
Symbol Parameter
Conditions
R_POT
R_TOL
V_RH
V_RL
R_V ⁽¹⁾
R_WI
I_W
TC_RPOT
TC_RATIO
V_N
C_H/C_L/C_W
fc
Potentiometer Resistance
Pot. Resistance Tolerance
Voltage on R_H pin
Voltage on R_L pin
Relative Variation
Wiper Resistance
Wiper Current
TC of Pot Resistance
Ratiometric TC
Noise
Potentiometer Capacitances
Frequency Response
V_CC = 5V, I_W = 1mA
V_CC = 2.5V, I_W = 1mA
100kHz / 1kHz
Passive Attenuator, 10kΩ
Min
Typ
32
0
0
200
400
300
8/24
8/8/25
1.7
Note:
(1) Relative variation is a measure of the error in step size between taps = log (V_W(N)) - log(V_W(N-1)) = 0.045 ± 0.003.
Max
±20
V_CC
V_CC
0.05
400
1000
1
20
Units
kΩ
%
V
V
Ω
Ω
mA
ppm/ºC
ppm/ºC
nV/√Hz
pF
MHz
Doc. No. MD-2118 Rev. M
4
© 2009 SCILLC. All rights reserved.
Characteristics subject to change without notice