Rainbow Electronics MAX5419 - Manual (Page 3)

MAX5417/MAX5418/MAX5419
256-Tap, Nonvolatile, I 2 C-Interface,
Digital Potentiometers
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ELECTRICAL CHARACTERISTICS (continued)
(V DD = +2.7V to +5.25V, H = V DD , L = GND, T A = -40°C to +85°C, unless otherwise noted. Typical values are at V DD = +5V, T A = +25°C.)
PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNITS
DIGITAL INPUTS
V DD = 3.4V to 5.25V 2.4
Input High Voltage (Note 4) V IH
V DD < 3.4V 0.7 x V DD
V
Input Low Voltage V IL V DD = 2.7V to 5.25V 0.8 V
Low-Level Output Voltage V OL 3mA sink current 0.4 V
Input Leakage Current I LEAK ±1 µA
Input Capacitance 5 pF
DYNAMIC CHARACTERISTICS
MAX5417 100
Wiper -3dB Bandwidth (Note 5)
MAX5418 50
kHz
NONVOLATILE MEMORY
Data Retention 50 Years
Endurance 200,000 Stores
POWER SUPPLY
Power-Supply Voltage V
DD
2.70 5.25 V
Standby Current I DD Digital inputs = V DD or GND 0.5 1 µA
Programming Current
During nonvolatile write;
digital inputs = V
DD or GND (Note 6)
200 400 µA
PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNITS
ANALOG SECTION
MAX5417 500
Wiper Settling Time (Note 8) t IL
MAX5418 600
ns
DIGITAL SECTION
SCL Clock Frequency f SCL 400 kHz
Setup Time for START Condition t SU-STA 0.6 µs
Hold Time for START Condition t
HD-STA
0.6 µs
CLK High Time t HIGH 0.6 µs
CLK Low Time t LOW 1.3 µs
TIMING CHARACTERISTICS
(V DD = +2.7V to +5.25V, H = V DD , L = GND, T A = -40°C to +85°C, unless otherwise noted. Typical values are at V DD = +5V, T A =
+25°C. See Figures 1 and 2.) (Note 7)