Rainbow Electronics MAX5484 - Manual (Page 3)

MAX5481–MAX5484
10-Bit, Nonvolatile, Linear-Taper Digital
Potentiometers
_______________________________________________________________________________________ 3
ELECTRICAL CHARACTERISTICS (continued)
(V DD = +2.7V to +5.25V, V SS = GND = 0, V H = V DD , V L = 0, T A = -40°C to +85°C, unless otherwise noted. Typical values are at V DD
= +5.0V, T A = +25°C, unless otherwise noted.) (Note 1)
PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNITS
MAX5483 7.5 10 12.5 k Ω
Full-Scale Wiper-to-End
Resistance
R W-L
MAX5484 37.5 50 62.5 k Ω
MAX5483 70
Zero-Scale Resistor Error R Z Code = 0
MAX5484 110
Ω
Wiper Resistance R W V DD
≥ 3V (Note 4) 50 Ω
Wiper Capacitance C W 60 pF
DIGITAL INPUTS (CS, SCLK(INC), DIN(U/D), SPI/UD) (Note 5)
V DD = +3.6V to
+5.25V
2.4
Single-supply operation
V DD = +2.7V to
+3.6V
0.7 x
V DD
Input-High Voltage V IH
Dual-supply operation
V DD = +2.5V, V SS
= -2.5V
2.0
V
Single-supply operation
V DD = +2.7V to
+5.25V
0.8
Input-Low Voltage V IL
Dual-supply operation
V DD = +2.5V, V SS
= -2.5V
0.6
V
Input Leakage Current I IN ±1 µA
Input Capacitance C IN 5 pF
DYNAMIC CHARACTERISTICS
MAX5481 250
Wiper -3dB Bandwidth
Wiper at code = 01111
01111, C
LW = 10pF MAX5482 50
kHz
MAX5481 0.026
Total Harmonic Distortion THD
V DD = 3V, wiper at
code = 01111 01111,
1V
RMS at 10kHz is
applied at H, 10pF
load on W
MAX5482 0.03
%
NONVOLATILE MEMORY RELIABILITY
Data Retention T A = +85°C 50 Years
T A = +25°C 200,000
Endurance
T A = +85°C 50,000
Stores
POWER SUPPLY
Single-Supply Voltage V DD V SS = GND = 0 2.70 5.25 V
V DD GND = 0 2.50 5.25
Dual-Supply Voltage
V SS V DD - V SS
≤ 5.25V -2.5 -0.2
V
Average Programming Current I PG
During nonvolatile write; digital inputs =
V
DD or GND
220 400 µA
Peak Programming Current
During nonvolatile write only; digital inputs
= V
DD or GND
4 mA
Standby Current I DD Digital inputs = V DD or GND, T A = +25°C 0.6 1 µA