MP7226LN 查看數據表（PDF） - Exar Corporation

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MP7226LN

BiCMOS Fixed, Quad, Voltage Output, Single or Dual Supply 8-Bit Digital-to-Analog Converter

Exar Corporation 

MP7226

ELECTRICAL CHARACTERISTICS

Single & Dual 5 V Supply Operation (VDD = +5 V 5%, VSS = 0 V to –5 V 10%, VREF = +1.25 V,

AGND = 0 V, DGND = 0 V, RL = 2kΩ, CL = 100pF unless otherwise noted)

Parameter

25°C

Tmin to Tmax

Symbol Min Typ Max Min Max Units

Test Conditions/Comments

STATIC PERFORMANCE

Resolution (All Grades)

N

8

8

Bits

Integral Non-Linearity

INL

(Relative Accuracy)

K

L

LSB

2

2

End Point Linearity Spec

1

1

Differential Non-Linearity

K

L

DNL

LSB

All grades monotonic over full

1

1

temperature range.

1

1

Total Unadjusted Error2

Full Scale Error3

K

L

4

LSB

VDD = 5 V 5%, VREF = 1.25 V

LSB

VREF = +1.25 V

4

4

2

2

Zero Code Error

20

mV

Output Load Resistance

2

DYNAMIC PERFORMANCE4

kΩ

VOUT = +10 V

Voltage Output Slew Rate

Voltage Output Settling Time

Digital Feedthrough

Digital Crosstalk5

2

4

4

25

25

V/µs

µs

nVs

nVs

VREF = +1.25 V; Settling Time to

1/2 LSB

Code transition all 0s to all 1s

VREF = 0 V, WR = VDD

Code transition all 0s to all 1s

VREF = +1.25 V, WR = 0 V

REFERENCE INPUT

Reference Input Range

Reference Input Resistance

Reference Input Capacitance4

AC Feedthrough

1

1.6

RIN

2

500

–70

1

1.6 V

2

kΩ

pF

dB

VOUT must be < VDD by 3.2V

Occurs when all DACs are loaded

with all 1s

VREF = 10 kHz, 1/2 V p-p sinewave

DIGITAL INPUTS

Input High Voltage

Input Low Voltage

Input Leakage Current

Input Capacitance4

Input Coding

VINH

2.4

VINL

ILKG

2.4

V

0.8

0.8 V

1

1 µA

8

8 pF

VIN = 0 V or VDD

Binary

Rev. 2.00

5

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