MLX90308 データシートの表示（PDF） - Melexis Microelectronic Systems

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MLX90308

Programmable Sensor Interface

Melexis Microelectronic Systems  

MLX90308

Programmable Sensor Interface

Table 1. MLX90308 Electrical Specifications (continued)

DC operating parameters: TA = -40 to 140oC, VDD1 = 6 to 35VDC (unless otherwise specified).

Parameter

Test Conditions

Min Typ Max

Units

Coarse gain

CSGN = 110*

20.4

23.0 V/V

CSGN = 111*

33.1

36.6 V/V

Fixed gain control range

0.480

0.970 V/V

Digital Mode & Current Mode Coarse Gain Stage

Course Gain

CSGN = 00

CSGN = 01

CSGN = 10

1.05

1.17 V/V

1.71

1.89 V/V

2.77

3.06 V/V

CSGN = 11

4.48

4.95 V/V

Voltage Mode Output Stage ( See Voltage Mode)

Output voltage span

CSGN[2:2] = 0

Gain

CSGN[2:2] = 1

4.5

6.5 V

2.74

3.04 V/V

6.5

11 V

Gain

7.24

7.86 V/V

Minimum output voltage

-0.2 V

Output source current

2.0

mA

Output sink current

Output resistance

Digital mode output span

@ 0V output voltage

20

Over complete output range

CSGN[2:2] = 0

6.5

CSGN[2:2] = 1

11.0

uA

25 Ohms

V

V

Digital mode step size

Capacitive load VMO pin

VDD = 5V, CSGN[2:2]=0

VDD = 5V, CSGN[2:2]=1

6.5

mV

11.0

mV

10

nF

Current Mode Output Stage

Fixed gain

Output current CMO pin

RSENSE = 24 ohm

Current mode

8.4

27

9.3 mA/V

mA

Current sense resistor

24

Ohms

Digital mode current output span

VDD = 5V

23

mA

Digital mode current step Size

Signal Path ( General)

Overall gain

VDD = 5V,RSENSE=24Ω

Voltage mode

30

uA

28

600 V/V

Overall non-linearity

Ratiometry Error (4.75V – 5.25V)

Current mode = 24Ω

Overall Gain < 250V/V

Overall Gain > 250V/V

81

750 mA/V

-0.25

0.25 %

-0.5

0.5 %

-1.3

+1.3 %

3901090308

Rev 007

Page 4

May/12

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