LTC1590CS datasheet(2/12 Pages) LINER

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LTC1590

ABSOLUTE MAXIMUM RATINGS

PACKAGE/ORDER I FOR ATIO

Consult factory for Military grade parts.

ELECTRICAL CHARACTERISTICS

VCC to AGND ............................................... – 0.5V to 7V

VCC to DGND .............................................. – 0.5V to 7V

AGND to DGND ............................................. VCC + 0.5V

DGND to AGND .............................................. VCC + 0.5V

VREF to AGND ........................................................ ±25V

RFB to AGND .......................................................... ±25V

Digital Inputs to DGND ................... – 0.5V to VCC + 0.5V

VOUT1, VOUT2 to AGND .................... – 0.5V to VCC + 0.5V

Maximum Junction Temperature .......................... 150

°C

Operating Temperature Range

LTC1590C ................................................ 0

°C to 70°C

LTC1590I ............................................ – 40

°C to 85°C

Storage Temperature Range ................ – 65

°C to 150°C

Lead Temperature (Soldering, 10 sec) ................. 300

°C

LTC1590CN

LTC1590CS

LTC1590IN

LTC1590IS

ORDER PART

NUMBER

VCC = 4.5V to 5.5V, VREF = 10V, VOUT1 = VOUT2 = AGND = DGND = 0V, TA = TMIN to TMAX, unless otherwise noted.

TJMAX = 150°C, θJA = 100°C/W (N)

TJMAX = 150°C, θJA = 150°C/W (S)

TOP VIEW

S PACKAGE

16-LEAD PLASTIC SO

N PACKAGE

16-LEAD PDIP

VREF B

RFB B

OUT1 B

OUT2 B

OUT2 A

OUT1 A

AGND

RFB A

VCC

CLR

CLK

DIN

DOUT

CS/LD

DGND

VREF A

SYMBOL

PARAMETER

CONDITIONS

MIN

TYP

MAX

UNITS

Accuracy

Resolution

Bits

INL

Integral Nonlinearity

(Note 1)

± 0.5

LSB

DNL

Differential Nonlinearity

Guaranteed Monotonic, TMIN to TMAX

± 0.5

LSB

Gain Error

(Note 2), TA = 25°C

±1

LSB

TMIN to TMAX

±2

LSB

Gain Temperature Coefficient

(Note 3)

∆Gain/∆Temperature

ppm/

°C

ILEAKAGE

OUT1 A, OUT1 B Leakage Current

(Note 4), TA = 25°C

±5nA

TMIN to TMAX

±25

Zero-Scale Error

TA = 25°C

±0.03

LSB

TMIN to TMAX

±0.15

LSB

PSRR

Power Supply Rejection

VCC = 5V ±10%

±0.0001 ±0.002

%/%

Reference Input

RREF

VREF Input Resistance

811

Ω

VREFA, VREFB Input Resistance Match

AC Performance (Note 3)

Digital-to-Analog Glitch Impulse

(Notes 5, 6)

nV-s

Multiplying Feedthrough Error

(Note 11)

– 89

– 80

Output Current Settling Time

(Note 5) To 0.01% for Full-Scale Change

0.3

0.8

µs

Channel-to-Channel Isolation

(Note 7)

– 90

Digital Crosstalk

(Notes 5, 8)

nV-s

Output Noise Voltage Density

(Note 9)

nV/

√Hz

THD

Total Harmonic Distortion

(Note 10)

– 108

– 92

Multiplying Bandwidth

(Note 12)

MHz

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