MAX5395LATA+T datasheet(3/17 Pages) MAXIM

Part #	MAX5395LATA+T

Description	Single, 256-Tap Volatile, I2C, Low-Voltage Linear Taper Digital Potentiometer

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Manufacturer	MAXIM [Maxim Integrated Products]

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MAX5395

Single, 256-Tap Volatile, I2C, Low-Voltage Linear

Taper Digital Potentiometer

ELECTRICAL CHARACTERISTICS (continued)

(VDD = 1.7V to 5.5V, VH = VDD, VL = GND, TA = -40°C to +125°C, unless otherwise noted. Typical values are at VDD = 1.8V,

TA = +25°C.) (Note 2)

PARAMETER

SYMBOL

CONDITIONS

MIN

TYP

MAX

UNITS

DC PERFORMANCE (Resistor Characteristics)

Terminal Capacitance

CH, CL

Measured to GND

10

pF

Wiper Capacitance

CW

Measured to GND

20

pF

End-to-End Resistor Tempco

TCR

No load

50

ppm/°C

End-to-End Resistor Tolerance

Wiper not connected

-25

+25

%

AC PERFORMANCE

-3dB Bandwidth

BW

Code = 80h, 10pF load,

VDD = 1.8V

10k

Ω

1600

kHz

50k

Ω

340

100k

Ω

165

Total Harmonic Distortion Plus

Noise

THD+N

(Note 6)

0.035

%

Wiper Settling Time

tS

(Note 7)

10k

Ω

190

ns

50k

Ω

400

100k

Ω

664

Charge-Pump Feedthrough at W

VRW

600

nVRMS

POWER SUPPLIES

Supply Voltage Range

VDD

1.7

5.5

V

Terminal Voltage Range

(H, W, L to GND)

Charge pump enabled, 1.7V < VDD < 5.5V

0

5.25

V

Charge pump disabled, 2.6V < VDD < 5.5V

0

VDD

Supply Current (Note 8)

IVDD

Charge pump disabled, 2.6V < VDD < 5.5V

1

µA

Charge pump enabled,

1.7V < VDD < 5.5V

VDD = 5.5V

25

VDD = 1.7V

20

DIGITAL INPUTS

Minimum Input High Voltage

VIH

2.6V < VDD < 5.5V

70

% x

VDD

1.7V < VDD < 2.6V

80

Maximum Input Low Voltage

VIL

2.6V < VDD < 5.5V

30

% x

VDD

1.7V < VDD < 2.6V

20

Input Leakage Current

-1

+1

µA

Input Capacitance

5

pF

ADDR0 Pullup/Pulldown Strength

RPURRPD (Note 9)

60

k

Ω

TIMING CHARACTERISTICS (Note 10)

Maximum SCL Frequency

fSCL

400

kHz

Setup Time for START Condition

tSU:STA

0.6

µs

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