CAT5111_07 Datasheet, PDF (4/11 Pages) Catalyst Semiconductor – 100-Tap Digitally Programmable Potentiometer (DPP™) with Buffered Wiper

CAT5111
Logic Inputs
Symbol
I_IH
I_IL
V_IH1
V_IL1
V_IH2
V_IL2
Parameter
Input Leakage Current
Input Leakage Current
TTL High Level Input Voltage
TTL Low Level Input Voltage
CMOS High Level Input Voltage
CMOS Low Level Input Voltage
Conditions
V_IN = V_CC
V_IN = 0V
4.5V ≤ V_CC ≤ 5.5V
2.5V ≤ V_CC ≤ 6V
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 Characteristics
Symbol Parameter
R_POT
Potentiometer Resistance
V_RH
V_RL
INL
DNL
R_OUT
Pot. Resistance Tolerance
Voltage on R_H pin
Voltage on R_L pin
Resolution
Integral Linearity Error
Differential Linearity Error
Buffer Output Resistance
I_OUT
Buffer Output Current
TC_RPOT
TC_RATIO
R_ISO
C_RH/C_RL/C_RW
fc
TC of Pot Resistance
Ratiometric TC
Isolation Resistance
Potentiometer Capacitances
Frequency Response
V_WB(SWING) Output Voltage Range
Conditions
-10 Device
-50 Device
-00 Device
I_W ≤ 2µA
I_W ≤ 2µA
0.05V_CC ≤ V_WB ≤ 0.95V_CC,
V_CC = 5V
0.05V_CC ≤ V_WB ≤ 0.95V_CC,
V_CC = 5V
Passive Attenuator, 10kΩ
I_OUT ≤ 100µA, V_CC = 5V
Min Typ
10
50
100
0
0
1
0.5
0.25
0.01V_CC
300
TBD
TBD
8/8/25
1.7
Max
±20
V_CC
V_CC
1
0.5
1
3
0.99V_CC
Units
kΩ
%
V
V
%
LSB
LSB
Ω
mA
ppm/ºC
ppm/ºC
Ω
pF
MHz
Doc. No. MD-2008 Rev. P
4
© 2007 Catalyst Semiconductor, Inc.
Characteristics subject to change without notice