MAX531ACSD 查看數據表（PDF） - Maxim Integrated

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MAX531ACSD

+5V, Low-Power, Voltage-Output, Serial 12-Bit DACs

Maxim Integrated 

+5V, Low-Power, Voltage-Output,

Serial 12-Bit DACs

ELECTRICAL CHARACTERISTICS—Dual Supplies (MAX531 Only)

(VDD = +5V ±10%, VSS = -5V ±10%, AGND = DGND = 0V, REFIN = 2.048V (external), RFB = BIPOFF = VOUT, CREFOUT = 33µF,

RL = 10kΩ, CL = 100pF, TA = TMIN to TMAX, unless otherwise noted.)

PARAMETER

SYMBOL

CONDITIONS

Resolution

N

Relative Accuracy

INL

Tested at VDD = 5V,

VSS = -5V

MAX531AC/E

MAX531BC/E

Differential Nonlinearity

DNL Guaranteed monotonic

Bipolar Offset Error

Bipolar Offset Tempco

Gain Error (Unipolar or Bipolar)

VOS

TCVOS

GEU

BIPOFF = REFIN, MAX531_C/E

BIPOFF = REFIN

MAX531_C/E

Gain-Error Tempco

Power-Supply Rejection Ratio

(Note 3)

PSRR 4.5V ≤ VDD ≤ 5.5V, -5.5V ≤ VSS ≤ -4.5V

REFERENCE INPUT (REFIN)

Voltage Range

Input Resistance

Code dependent, minimum at code 555 hex

Input Capacitance

Code dependent (Note 4)

AC Feedthrough

REFIN = 1kHz, 2.0Vp-p

REFERENCE OUTPUT (REFOUT—MAX531 only)

Reference Output Voltage

VDD = 5.0V

TA = +25°C

MAX531BC

MAX531BE

Temperature Coefficient

Resistance

Power-Supply Rejection Ratio

Noise Voltage

MAX531AC/AE/AM/BM

TCREFOUT MAX531BC/BE

RREFOUT (Note 5)

PSRR 4.5V ≤ VDD ≤ 5.5V

en

0.1Hz to 10kHz

Minimum Required External

Capacitor

CMIN

DIGITAL INPUTS (DIN, SCLK, CS)

Input High

Input Low

Input Current

Input Capacitance

DIGITAL OUTPUT (DOUT)

Output High

Output Low

VIH

VIL

IIN

VIN = 0V or VDD

CIN

VOH

VOL

ISOURCE = 2mA

ISINK = 2mA

MIN TYP MAX UNITS

12

Bits

±0.5

LSB

±1

±1

LSB

±8

LSB

3

ppm/°C

±1

LSB

1

ppm/°C

0.4

1

LSB/V

VSS + 2

VDD - 2 V

40

kΩ

10

50

pF

-80

dB

2.024

2.017

2.013

3.3

2.048

30

30

0.5

400

2.072

2.079

2.083

50

V

ppm/°C

2

Ω

300 µV/V

µVp-p

µF

2.4

8

VDD - 1

V

0.8

V

±1

µA

pF

V

0.4

V

4 _______________________________________________________________________________________

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