ADATE320 datasheet(14/78 Pages) AD

14 / 78 page

Data Sheet

ADATE320

SPECIFICATIONS

analog.com

Rev. C | 14 of 78

Table 7.

Parameter

Min

Typ

Max

Unit

Test Level

Test Conditions/Comments

DUTx Pin Voltage Range, Range B,

Range C, Range D, and Range E

−1.5

+4.5

Full-scale source and sink current

Zero-Current Offset, All Ranges

−14.5

+14.5

% FSR

Interpolated from measurements at PPMU DAC Code

0x4CCC (−80% FS) and DAC Code 0xB333 (80% FS)

for each range

Zero-Current Offset TC

±0.02

% FSR/°C

Gain Error, All Ranges

Derived from measurements at PPMU DAC Code

0x4CCC (−80% FS) and DAC Code 0xB333 (80% FS)

for each range

Gain Drift

Range A

±50

ppm/°C

PPMU self heating effects in Range A can influence gain

drift measurements

Range B

±50

ppm/°C

Range C, Range D, and Range E

±50

ppm/°C

INL

After two-point gain/offset calibration

Range A

−0.12

+0.12

% FSR

Measured over FSR output of Range A (±40 mA)

Range B, Range C, and Range D

−0.04

+0.04

% FSR

Measured over FSR output of Range B (±1 mA), Range

C (±100 µA), and Range D (±10 µA)

Range E

−0.045

+0.045

% FSR

Measured over FSR output of Range E (±2 µA)

FI Compliance vs. Voltage Load

Range A

−0.3

+0.3

% FSR

Force positive full-scale current driving −1.0 V and +4.0

V, measure ∆I at DUTx pin; force negative full-scale

current driving −1.0 V and +4.0 V, measure ∆I at DUTx

−0.1

+0.1

% FSR

Force positive full-scale current driving 0.0 V and 3.0 V,

measure ∆I at DUTx pin; force negative full-scale current

driving 0.0 V and 3.0 V, measure ∆I at DUTx pin

Range B and Range C

−0.3

+0.3

% FSR

Force positive full-scale current driving −1.5 V and +4.5

V, measure ∆I at DUTx pin; force negative full-scale

current driving −1.5 V and +4.5 V, measure ∆I at DUTx

−0.06

+0.06

% FSR

Force positive full-scale current driving 0.0 V and 3.0 V,

measure ∆I at DUTx pin; force negative full-scale current

driving 0.0 V and 3.0 V, measure ∆I at DUTx pin

Range D

−0.3

+0.3

% FSR

Force positive full-scale current driving −1.5 V and +4.5

V, measure ∆I at DUTx pin; force negative full-scale

current driving −1.5 V and +4.5 V, measure ∆I at DUTx

Range E

−0.85

+0.85

% FSR

Force positive full-scale current driving −1.5 V and +4.5

V, measure ∆I at DUTx pin; force negative full-scale

current driving −1.5 V and +4.5 V, measure ∆I at DUTx

pin; allows 10 nA DUTx pin leakage

MEASURE VOLTAGE (MV)

PPMU enabled, force voltage/measure voltage (FVMV)

Range

−1.5

+4.5

Offset

−25

+25

Range B, VDUTx = 0.0 V, offset = (PPMU_Mx − VDUTx)

Offset TC

±50

µV/°C

Gain

0.98

1.02

V/V

Range B, derived from measurements at VDUTx = 0.0 V

and 3.0 V

Gain TC

±5

ppm/°C

INL

−1.7

+1.7

Range B, measured over −1.5 V to +4.5 V

MEASURE CURRENT (MI)

PPMU enabled in FIMI

DUTx Pin Voltage Range

Full-scale source and sink current

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