MAX5495 查看數據表（PDF） - Maxim Integrated

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MAX5495

10-Bit - Dual - Nonvolatile/ Linear-Taper Digital Potentiometers

Maxim Integrated 

10-Bit, Dual, Nonvolatile, Linear-Taper

Digital Potentiometers

ELECTRICAL CHARACTERISTICS (continued)

(VDD = +2.7V to +5.25V, VSS = GND = 0, VH_ = VDD, VL_ = 0, TA = -40°C to +85°C, unless otherwise noted. Typical values are at

VDD = +5.0V, TA = +25°C.) (Note 1)

PARAMETER

SYMBOL

CONDITIONS

MIN TYP MAX UNITS

DC PERFORMANCE (MAX5496–MAX5499 Variable Resistor)

Resolution

N

10

Bits

Integral Nonlinearity (Note 3)

Differential Nonlinearity (Note 3)

INL_R

DNL_R

VDD = 2.7V

VDD = 3V

VDD = 5V

VDD = 2.7V

VDD = 3V

VDD = 5V

-1.6

-4

-1.4

+4

LSB

-4

-1.3

+4

+0.45

-1

+0.4 +1

LSB

-1

+0.35 +1

Variable-Resistor Temperature

Coefficient

TCVR VDD = 3V to 5.25V; code = 128 to 1024

35

ppm/°C

Wiper Resistance

Wiper Capacitance

Full-Scale Wiper-to-End

Resistance

RW

CWR

RW-L

VDD ≥ 3V (Note 4)

MAX5496/MAX5498

MAX5497/MAX5499

50

Ω

60

pF

7.5

10

12.5

kΩ

37.5

50

62.5

MAX5494/MAX5498

70

Zero-Scale Resistor Error

RZ

Code = 0

Ω

MAX5495/MAX5499

110

Two-Channel Resistance

Matching

MAX5496/MAX5498,

Code >128

0.1

VDD = 3V to 5.25V

%

MAX5497/MAX5499,

Code >200

0.15

DIGITAL INPUTS (CS, SCLK, DIN) (Note 5)

Input High Voltage

Input Low Voltage

Input Leakage Current

Input Capacitance

DYNAMIC CHARACTERISTICS

Wiper -3dB Bandwidth

Single-supply

operation

VIH

Dual-supply

operation

Single-supply

operation

VIL

Dual-supply

operation

IIN

CIN

VDD = 3.6V to 5.25V 2.4

VDD = 2.7V to 3.6V

With respect to

GND, VDD = 2.5V,

VSS = -2.5V

0.7 x

VDD

2.0

VDD = 2.7V to 5.25V

With respect to

GND, VDD = 2.5V,

VSS = -2.5V

5

V

0.8

V

0.6

±1

µA

pF

Wiper at code 495 MAX5494/MAX5498

250

BW (01111 01111), 10pF

kHz

load at wiper

MAX5495/MAX5499

50

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