ISO808P datasheet(2/7 Pages) BURR-BROWN

2 / 7 page

ISO808

SPECIFICATIONS

ELECTRICAL

At TA = –40°C to +85°C, fS = 100kHz, VDIG = VANA = +5V, using internal reference and fixed resistors shown in Figure 3, unless otherwise specified.

ISO808P

PARAMETER

CONDITIONS

MIN

TYP

MAX

UNITS

The information provided herein is believed to be reliable; however, BURR-BROWN assumes no responsibility for inaccuracies or omissions. BURR-BROWN

assumes no responsibility for the use of this information, and all use of such information shall be entirely at the user’s own risk. Prices and specifications are subject

to change without notice. No patent rights or licenses to any of the circuits described herein are implied or granted to any third party. BURR-BROWN does not

authorize or warrant any BURR-BROWN product for use in life support devices and/or systems.

ISOLATION PARAMETERS

Rated Voltage, Continuous

50Hz

1500

Vrms

Partial Discharge, 100% Test(8)

1s, 5pC

2500

Vrms

Creepage Distance (External) DIP = “P” Package

Internal Isolation Distance

0.10

Barrier Impedance

>1013 II 15

Ω II pF

Leakage Current(9)

240Vrms, 60Hz

1.7

µArms

240Vrms, 50Hz

1.4

µArms

RESOLUTION

Bits

ANALOG INPUT

Voltage Ranges

±10V, 0V to 5V, etc. (See Table I)

Impedance

See Table I

Capacitance

THROUGHPUT SPEED

Conversion Time

5.7

µs

Complete Cycle

Acquire and Convert

µs

Throughput Rate

100

kHz

DC ACCURACY

Integral Linearity Error

±0.9

LSB(1)

Differential Linearity Error

±0.9

LSB

No Missing Codes

Guaranteed

Transition Noise(2)

0.1

LSB

Full Scale Error(3,4)

±0.5

Full Scale Error Drift

±7

ppm/

°C

Full Scale Error Drift

Ext. 2.5000V Ref

±2

ppm/

°C

Bipolar Zero Error(3)

Bipolar Ranges

±10

Bipolar Zero Error Drift

Bipolar Ranges

±2

ppm/

°C

Unipolar Zero Error(3)

Unipolar Ranges

±5mV

Unipolar Zero Error Drift

Unipolar Ranges

±2

ppm/

°C

Power Supply Sensitivity (VDIG = VANA = VD)

+4.75V < VD < +5.25V

±0.5

LSB

AC ACCURACY

Spurious-Free Dynamic Range

fIN = 45kHz ±10V

dB(5)

Total Harmonic Distortion

fIN = 45kHz ±10V

–90

Signal-to-(Noise+Distortion)

fIN = 45kHz ±10V

Signal-to-Noise

fIN = 45kHz ±10V

Full-Power Bandwidth(6)

250

kHz

SAMPLING DYNAMICS

Aperture Delay

Aperture Jitter

Sufficient to meet AC specs

Overvoltage Recovery(7)

150

REFERENCE

Internal Reference Voltage

No Load

2.48

2.5

2.52

Internal Reference Source Current

µA

(Must use external buffer)

External Reference Voltage Range

2.3

2.5

2.7

for Specified Linearity

External Reference Current Drain

Ext. 2.5000V Ref

100

µA

DIGITAL INPUTS

Logic Levels

VIL

–0.3

1.0

VIH

VD –1.0

VD +0.3V

IIL

VIL = 0V

±10

µA

IIH

VIH = 5V

±10

µA

DIGITAL OUTPUTS

Data Coding

Binary Two’s Complement or Straight Binary

VOL

ISINK = 1.6mA

±0.4

VOH

ISOURCE = 500µA+4

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