MAX5128ELA datasheet(3/13 Pages) MAXIM

Part #	MAX5128ELA

Description	128-Tap, Nonvolatile, Linear-Taper Digital Potentiometer in 2mm x 2mm uDFN Package

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Manufacturer	MAXIM [Maxim Integrated Products]

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128-Tap, Nonvolatile, Linear-Taper Digital

Potentiometer in 2mm x 2mm µDFN Package

_______________________________________________________________________________________

3

ELECTRICAL CHARACTERISTICS (continued)

(VCC = +2.7V to +5.25V, H = VCC, L = GND, TA = -40°C to +85°C. Typical values are at VCC = +5.0V, TA = +25°C, unless otherwise noted.)

(Note 1)

PARAMETER

SYMBOL

CONDITIONS

MIN

TYP

MAX

UNITS

NONVOLATILE MEMORY RELIABILITY

Data Retention

TA = +85°C

50

Years

TA = +25°C

80,000

Endurance

TA = +85°C

50,000

Stores

POWER SUPPLY

Supply Voltage

VCC

2.70

5.25

V

Average Programming Current

IPG

During nonvolatile write only;

digital inputs = VCC or GND

220

400

µA

Peak Programming Current

IPK

During nonvolatile write only;

digital inputs = VCC or GND

4mA

Standby Current

ICC

Digital inputs = VCC or GND, TA = +25°C

0.5

1.5

µA

TIMING CHARACTERISTICS

(VCC = +2.7V to +5.25V, H = VCC, L = GND, TA = -40°C to +85°C. Typical values are at VCC = +5.0V, TA = +25°C, unless otherwise noted.)

(See Figures 1, 2, 3, and 4).

PARAMETER

SYMBOL

CONDITIONS

MIN

TYP

MAX

UNITS

ANALOG SECTION

Wiper Settling Time

tS

(Note 7)

500

ns

DIGITAL SECTION

UP or DN Pulse-Width High

tPWH

80

ns

UP or DN Pulse-Width Low

tPWL

80

ns

UP or DN Glitch Immunity

tIMMU

20

ns

UP Fall to DN Rise Setup or DN

Fall to UP Rise Setup

tMS1

80

ns

Before Entering NVM-Write

Mode, UP Fall to UP Rise

tMS2

80

ns

UP Rise to DN Rise Setup when

Entering NVM-Write

tWS

80

ns

UP Fall to DN Fall Hold or DN Fall

to UP Fall Hold during NVM-

Write

tWH

0ns

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