UCD3138RMHT datasheet(16/99 Pages) TI2

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8.5 Electrical Characteristics (continued)

V33A = V33D = V33DIO = 3.3 V; 1 μF from BP18 to DGND, TJ = –40°C to 125°C (unless otherwise noted)

PARAMETER

TEST CONDITION

MIN

TYP

MAX

UNIT

ADC12 INL integral nonlinearity(1)

ADC_SAMPLINGSEL = 6 for all ADC12

data, 25 °C to 125 °C

±2.5

LSB

ADC12 DNL differential nonlinearity(1)

–0.7/+2.5

LSB

ADC Zero Scale Error

–7

ADC Full Scale Error

–35

Input bias

2.5 V applied to pin

400

Input leakage resistance(1)

ADC_SAMPLINGSEL= 6 or 0

MΩ

Input Capacitance(1)

ADC single sample conversion time(1)

ADC_SAMPLINGSEL= 6 or 0

3.9

μs

DIGITAL INPUTS/OUTPUTS(2) (3)

VOL

Low-level output voltage(4)

IOH = 4 mA, V33DIO = 3 V

DGND

+ 0.25

VOH

High-level output voltage (4)

IOH = –4 mA, V33DIO = 3 V

V33DIO

– 0.6

VIH

High-level input voltage

V33DIO = 3 V

2.1

VIL

Low-level input voltage

V33DIO = 3 V

1.1

IOH

Output sinking current

IOL

Output sourcing current

–4

SYSTEM PERFORMANCE

TWD

Watchdog time out range

Total time is: TWD × (WDCTRL.PERIOD

+ 1)

14.6

20.5

Time to disable DPWM output based on

active FAULT pin signal

High level on FAULT pin

Processor master clock (MCLK)

31.25

MHz

tDelay

Digital compensator delay(5)

(1 clock = 32 ns)

clocks

t(reset)

Pulse width needed at reset(1)

µs

Retention period of flash content (data

retention and program)

TJ = 25°C

100

years

Program time to erase one page or block

in data flash or program flash

Program time to write one word in data

flash or program flash

µs

f(PCLK)

Internal oscillator frequency

240

250

260

MHz

Sync-in/sync-out pulse width

Sync pin

256

Flash Read

MCLKs

Flash Write

μs

ISHARE

Current share current source (See Figure

9-16)

238

259

μA

RSHARE Current share resistor (See Figure 9-16)

9.75

10.3

kΩ

POWER ON RESET AND BROWN OUT (V33D pin, See Figure 8-3)

VGH

Voltage good high

2.7

VGL

Voltage good low

2.5

Vres

Voltage at which IReset signal is valid

0.8

TPOR

Time delay after power is good or

RESET* relinquished

Brownout

Internal signal warning of brownout

conditions

2.9

TEMPERATURE SENSOR(6)

UCD3138

SLUSAP2J – MARCH 2012 – REVISED NOVEMBER 2021

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