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| CAT5126 Datasheet, PDF (3/11 Pages) Catalyst Semiconductor – One-Time Digitally Programmable 32 Tap Potentiometer | |||
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CAT5126
ELECTRICAL CHARACTERISTICS
VDD = 2.5V to 5.5V, VPP = GND, RH = VDD, RL = GND, TA = -40°C to +85°C, unless otherwise noted. Typical values
are at VDD = 5.0V, TA = +25°C, unless otherwise noted.(1)
Symbol Parameter
Conditions
Min
Typ
DC PERFORMANCE
RES Resolution
3.2
-10 Device
8
10
RPOT
End-to-End Resistance -50 Device
-00 Device
40
50
80
100
TCRPOT TC of Pot Resistance
±50
TCRATIO
Ratiometric Resistance
TC
±5
INL Integral Nonlinearity
Potentiometer configuration,
no load
0.5
DNL
Differential Nonlinearity
Potentiometer configuration,
no load
0.25
RW Wiper Resistance
VDD = 5V
70
VDD = 2.5V
150
DIGITAL INPUTS (C¯¯S¯, U/D¯)
VIH Input High Voltage
VIL Input Low Voltage
IIN Input Leakage Current
CIN Input Capacitance
0.7 x VDD
±0.1
5
POWER SUPPLY
VDD Supply Voltage
IDD
Stand by Current
(Note 2)
IDDW Programming Current
VPP
Programming Voltage VDD = 5V
VDD = 2.5V
IPP
VPP Input Current
VPP = 10V
2.5
0.35
0.25
8.5
6.0
Notes:
(1) All devices are production tested at TA = +25°C and are guaranteed by design for TA = -40°C to +85°C.
(2) Digital inputs C¯¯S¯ and U/D¯ are connected to GND or VDD.
Max
12
60
120
±300
±20
1
0.5
100
200
0.3 x VDD
±1
5.5
1
1
10
10
5
Units
%
kâ¦
ppm/°C
ppm/°C
LSB
LSB
â¦
â¦
V
V
µA
pF
V
µA
mA
V
µA
© 2007 Catalyst Semiconductor, Inc.
3
Characteristics subject to change without notice
Doc. No. 2129 Rev. A
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