MLX90314ABLLW datasheet(3/26 Pages) ETC

3 / 26 page

MLX902xx Name of Sensor

Rev Y.X

22/Aug/98

Page 3

MLX90314AB

Programmable Sensor Interface

MLX90314AB Programmable Sensor Interface

Page 3

Rev 2.2

23/Oct/01

Table 1. MLX90314 Electrical Specifications

DC operating parameters: TA = -40 to 140

oC, V

DD1 = 6 to 35VDC (unless otherwise specified).

Parameter

Symbol

Test Conditions

Min

Typ

Max

Units

Regulator & Consumption

Input voltage range

VIN

VDD1 (Regulator connected)

Supply current

IDD

@ TA = 100ºC Current Mode

2.1

Supply current

IDD

@ TA = 100ºC Voltage Mode

5.0

Regulated supply voltage

VREG

4.5

4.75

5.2

Regulated voltage

temperature coefficient

-600

uV / ºC

Supply rejection ratio

PSRR

VDD1 > 6V

Instrumentation Amplifier

Differential input range

VBP-VBN IINV = 0

-2.88

8.38

mV/V(Vdd)

Differential input range

VBP-VBN IINV = 1

-8.38

2.88

mV/V(Vdd)

Common mode input range

1/2(VBP+VBN)

38.0

65.0

%VDD

Pin leakage current

Pins VBP & VBN to GND, VDD =

8.0

Common mode rejection

CMRR

Hardware gain

V/V

Coarse offset control Range

CSOF[1:0] = 00

-4.37

-3.97 mV/V

CSOF[1:0] = 01

-1.46

-1.09 mV/V

CSOF[1:0] = 10

1.09

1.46

mV/V

CSOF[1:0] = 11

3.97

4.37

mV/V

Fixed offset control range

High

1.71

2.29

mV/V

Low

-2.00

-1.43 mV/V

IA chopper frequency

300

kHz

Gain Stage

Course gain

CSGN = 000

3.0

3.3

V/V

(Fixed Gain = 1023)

CSGN = 001

4.9

5.4

V/V

CSGN = 010

8.0

8.8

V/V

CSGN = 011

12.8

14.1

V/V

CSGN = 100*

7.9

8.7

V/V

CSGN = 101*

12.7

14.0

V/V

* CSGN = 100 to 111: voltage mode

only, not applicable to current mode.

Output > 6.5V; MSB = 1

Output < 6.5V; MSB = 0

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