ZSSC5101BE4T Datasheet ZSSC5101BE4T, ZSSC5101BE4R | P7-P9

ZSSC5101

Datasheet

7

January 22, 2016

1.3.2. Input Stage Characteristics

Table 1.4 Input Stage Characteristics

Parameter Symbol Conditions Min Typ. Max Unit

1.3.2.1.

Common mode

rejection ratio

CMRR Input frequency < 100Hz 60 dB

1.3.2.2.

Input preamp offset

voltage drift

TC

VD-IN-OFFSET

With chopped amplifier 5 µV/K

1.3.2.3.

Input stage offset INP

OFFSET

Referenced to ADCaverage

register

±32 LSB

ADC

1.3.2.4.

Input differential

nonlinearity

DNL

ADC

±2 LSB at 12-bit ADC

(guaranteed monotony)

1)

±500 ppm

1.3.2.5.

Input integral

nonlinearity

INL

INPUT

Half input range

±2 LSB at 12-bit ADC

±500 ppm

1.3.2.6.

Output referred noise Full range input

Referenced to ADC steps

after average (16-bit

ADCaverageSin register)

1)

16 LSB eff

1.3.2.7.

Gain low

(programmable)

17.8 18 18.2

1.3.2.8.

Gain high

(programmable)

35.6 36 36.4

1.3.2.9.

Gain matching between

high and low gain

0.6 %

1.3.2.10.

Input noise voltage

density

At bandwidth < 5kHz 100 nV/sqrt(Hz)

1) Refer to the ZSSC5101 Application Note – Programming.

ZSSC5101

Datasheet

8

January 22, 2016

1.3.3. Digital Calculation Characteristics

Table 1.5 Digital Calculation Characteristics

Parameter Symbol Condition Min Typ. Max Unit

1.3.3.1.

Input stage resolution RES

INPUT

12 bit

1.3.3.2.

Resolution at offset

measurement

RES

OFFSET

14 bit

1.3.3.3.

CORDIC calculation

length

16 bit

1.3.3.4.

CORDIC accuracy for

angle value

13 bit

1.3.3.5.

CORDIC accuracy for

magnitude value

10 bit

1.3.3.6.

Channel switching

frequency (i.e., the

ADC conversion time)

f

ADC

1/16 f

DIGITAL

With average16not8 bit field

in eep_ctrl_manu register

1)

set to ‘0’

1/32 f

DIGITAL

1.3.3.7.

Update rate of VOUT f

UPDATE

2 3.125 kHz

1.3.3.8.

Channel time skew

between sampling of sine

and cosine channels

t

SKEW

1 1/f

ADC

1.3.3.9.

Digitally programmable

output angular range

a

MAX

AMR sensors 5 180 ° mech

GMR, TMR 10 360 ° mech

1.3.3.10.

Angular resolution AMR sensors

Vout = 5 to 95% VDDE

0.022 0.04 ° mech

GMR, TMR

Vout = 5 to 95% VDDE

0.044 0.08 ° mech

1.3.3.11.

Zero point adjustment

range

(digitally programmable)

AMR sensors 0 180 ° mech

GMR, TMR 0 360 ° mech

ZSSC5101

Datasheet

9

January 22, 2016

Parameter Symbol Condition Min Typ. Max Unit

1.3.3.12.

Upper output clamping

level

V

CLAMP-HIGH

Max. digital DAC value

4864, fixed resolution (see

RES

CLAMP

below)

40 95 %V

DDE

1.3.3.13.

Lower output clamping

level

V

CLAMP-LOW

Min. digital DAC value 256,

fixed resolution

(see RES

CLAMP

)

5 30.5 %V

DDE

1.3.3.14.

Resolution of clamping

levels

(digitally programmable)

RES

CLAMP

1 / 5120

(1/4608

of output

range)

V

DDE

1.3.3.15.

DAC resolution RES

DAC

1 / 5120

(0.02% of

VDDE)

V

DDE

1) Refer to the ZSSC5101 Application Note – Programming.

1.3.4. Analog Output Stage Characteristics (Digital to VOUT)

Table 1.6 Analog Output Stage Characteristics

Parameter Symbol Condition Min Typ. Max Unit

1.3.4.1.

Output voltage range V

OUT

At full supply working range

4.5 V < V

DDE

< 5.7 V

5 95 %V

DDE

1.3.4.2.

Error of upper and lower

clamping level

1)

-0.18 0.18 %V

DDE

1.3.4.3.

Output offset Chopped output ±5 LSB

DAC

1.3.4.4.

Differential nonlinearity of

DAC

DNL

DAC

Guaranteed monotony ±2 LSB

DAC

1.3.4.5.

Integral nonlinearity of DAC INL

DAC

±3.9 LSB

DAC

1.3.4.6.

Output current I

OUT

Analog output in Normal

Operating Mode

3 mA

1.3.4.7.

Output current limit

2)

I

OUT-LIMIT

Analog output 20 mA

1) Can be digitally compensated during calibration.

2) Overwrite-able for entering the Command Mode. See section 2.3.

ZSSC5101BE4T

ZSSC5101BE4T

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