ADATE305 datasheet(17/56 Pages) AD

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ADATE305

Rev. 0 | Page 17 of 56

SERIAL PERIPHERAL INTERFACE

Table 10.

Parameter

Min

Typ

Max

Unit

Test

Level

Conditions/Comments

SERIAL PERIPHERAL INTERFACE

Serial Input Logic High

1.8

VCC

Serial Input Logic Low

0.7

Input Bias Current

−10

+10

μA

Tested at 0.0 V and 3.3 V

SCLK Clock Rate

MHz

SCLK Pulse Width

SCLK Crosstalk on DUTx Pin

PE disabled, PMU FV enabled and forcing 0 V

Serial Output Logic High

VCC − 0.4

VCC

Sourcing 2 mA

Serial Output Logic Low

0.8

Sinking 2 mA

Update Time

μs

Maximum delay time required for the part to enter a stable state after

a serial bus command is loaded

HVOUT DRIVER

Table 11.

Parameter

Min

Typ

Max

Unit

Test

Level

Conditions/Comments

VHH BUFFER

VHH = (VT + 1 V) × 2 + DUTGND

Voltage Range

5.9

VPLUS − 3.25

VPLUS = 16.75 V nominal; in this condition, VHVOUT max = 13.5

Output High

13.5

VHH mode enabled, RCV active, VHH level = full scale,

sourcing 15 mA

Output Low

5.9

VHH mode enabled, RCV active, VHH level = zero scale,

sinking 15 mA

Accuracy Uncalibrated

−500

±100

+500

VHH mode enabled, RCV active, VHVOUT error measured at

the calibration points of 7 V and 12 V

Offset Tempco

mV/°C

Measured at calibration points

Resolution

1.21

1.5

VHH mode enabled, RCV active, after two-point gain/offset

calibration; range/number of DAC bits as measured at the

calibration points of 7 V and 12 V

INL

−30

±15

+30

VHH mode enabled, RCV active, after two-point gain/offset

calibration; measured over VHH range of 5.9 V to 13.5 V

DUTGND Voltage Accuracy

±1

Over ±0.1 V range; measured at end points of VHH

functional range

Output Resistance

Ω

VHH mode enabled, RCV active, source: VHH = 10.0 V,

IHVOUT= 0 mA and 15 mA; sink: VHH = 6.5 V, IHVOUT = 0 mA and

−15 mA; ∆V/∆I

DC Output Current Limit

Source

100

VHH mode enabled, RCV active, VHH = 10.0 V, short HVOUT

pin to 5.9 V, measure current

DC Output Current Limit Sink

−100

−60

VHH mode enabled, RCV active, VHH = 6.5 V, short HVOUT

pin to 14.1 V, measure current

Rise Time (From VL or VH to

VHH)

200

VHH mode enabled, toggle RCV, VHH = 13.5 V, VL = VH =

3.0 V; 20% to 80%, for DATA = high and DATA = low

Fall Time (From VHH to VL or

VH)

VHH mode enabled, toggle RCV, VHH = 13.5 V, VL = VH =

3.0 V; 20% to 80%, for DATA = high and DATA = low

Preshoot, Overshoot, and

Undershoot

±125

VHH mode enabled, toggle RCV, VHH = 13.5 V, VL = VH =

3.0 V; for DATA = high and DATA = low

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