ZSSC1750 datasheet(13/117 Pages) RENESAS

13 / 117 page

ZSSC1750 / ZSSC1751 Datasheet

April 20, 2016

No.

Parameter

Symbol

Conditions

Min

Typ.

Max

Unit

1.3.39.

Current offset

IBAT_offset

Chop on,

gain = 512,

Rshunt = 100µΩ

1.3.40.

Resolution

IRES

Chop on,

gain = 512,

Rshunt = 100µΩ

Voltage Channel

1.3.41.

Input signal range (at VBAT pin)

RangeV

Resistive

divider (1:24)

28.8

1.3.42.

Input measurement range

Rangemeas_V

Resistive

divider (1:24)

3.6

28.8

1.3.43.

Input valid range for ADC

RangeADC_V

Resistive

divider (1:24)

0.15

1.2

1.3.44.

Voltage resistive divider ratio

RatioV

1.3.45.

Resistor divider mismatch drift

Ratio_misdrift_v

±3

ppm/

ºC

1.3.46.

Conversion rate

1), 2)

RateV

Programmable

16000

1.3.47.

Oversampling ratio

(Sinc

4 decimation filter) 1)

OSRV

Programmable

256

1.3.48.

No missing codes

NMCV

Bits

1.3.49.

Integral nonlinearity

1), 3)

INLV

Maximum input

range

±10

±60

ppm of

FSR

1.3.50.

Total gain error

(includes resistor divider

mismatch)

errPGA_V

-0.25

0.25

1.3.51.

Gain drift

err_driftPGA_V

±3

ppm/°C

1.3.52.

Offset error after calibration:

Normal Mode

VOFFSET_V

Chop on

external short

(1.25V)

200

µV

Chop off

external short

(1.25V)

1.3.53.

Offset error drift

VOFFSET_DRIFT_V Chop on

±10

µV/°C

Chop off

±20

µV/°C

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