290

ABSOLUTE MAXIMUM RATINGS

V

V

Analog Common to Digital Common Ground ............... -0.5V to +1V

Digital Inputs to Common Ground ...................... -0.5V to V

Digital Outputs to Common Ground ................... -0.5V to V

Multiplexer Analog Inputs ...................................... -16.5V to +31.5V

Gain and Offset Adjustment ................................. -0.5V to V

Analog Input Maximum Current ............................................. 25mA

Temperature with Bias Applied ............................. -55

°C to +125°C

Storage Temperature ............................................ -65

°C to +150°C

Lead Temperature, Soldering .................................... 300

°C, 10sec

SPECIFICATIONS

(T

MIN.

TYP.

MAX.

UNIT

CONDITIONS

ANALOG INPUTS

Input Voltage Range

0 to +5

V

Multiplexer Inputs

8

Configuration

Single-ended

Input Impedance

ON Channel

Ω

Parallel with 30pF

OFF Channel

Ω

Parallel with 5pF

Input Bias Current

Per Channel

±10

nA

25

°C

±250

nA

-55

°C to +125°C

Crosstalk

OFF to ON Channel

-90

dB

10kHz, 0V to +5V

pk-to-pk

-80

dB

50kHz, 0V to +5V

pk-to-pk

-70

dB

100kHz, 0V to +5V

pk-to-pk

ACCURACY

Resolution

12

Bits

Linearity Error

–K, –B

±0.5

LSB

–J, –A

±1

LSB

Differential Non-Linearity

–K, –B

±1

LSB

–J, –A

±2

LSB

Offset Error

±2

LSB

Adjustable to zero

Gain Error

±0.3

%FSR

Adjustable to zero

No Missing Codes

–K, –B

Guaranteed

TRANSFER CHARACTERISTICS

Throughput Rate

100

kHz

MUX Settling/Acquisition

1.9

µs

A/D Conversion

8.1

µs

STABILITY

Linearity

±0.5

±2.5

ppm/

°C

Offset

±5

±25

ppm/

°C

Gain

±10

±50

ppm/

°C

DIGITAL INPUTS

Capacitance

5

pF

Logic Levels

V

IH

+2.4

+5.5

V

V

IL

-0.5

+0.8

V

I

IH

±5

µA

I

IL

±5

µA