TPIC83000IPWRQ1 datasheet(39/44 Pages) TI

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OUTB

OUTA

OUTA + OUTB

InputA + InputB

GAINNL

Calculated

Measured

InputA

InputB

In-Out Range

TPIC83000-Q1

www.ti.com

SLDS171 – NOVEMBER 2009

ELECTRICAL CHARACTERISTICS – EEPROM

Vdd = Vcc = VccA = 5 V +5%/–10%, TA = –40°C to 85°C (unless otherwise noted)

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

Write cycle

DIO and PROGV

times

EEPROM write time

DIO and PROGV

Write time

120

Tprog_ok + system response time

PROG_OK timer

Tporg_ok

PROGV > VPROG

13.5

16.5

Programming voltage

VPROG

PROGV

12.5

Write TA

–40

°C

ELECTRICAL CHARACTERISTICS – AFE

Vdd = Vcc = VccA = 5 V +5%/–10%, TA = –40°C to 85°C (unless otherwise noted)

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

Analog front end gain

At TST1 and TST0, Vin = ±3 mV, TA = 25°C

285

300

321

V/V

ASIG

Signal path absolute error

Vin = ±3 mV

-16

LSB

Ratiometric error at -40°C and

RE4085

DIO Pin, Vcc = 4.92±50 mV, Gain = Max

-13

LSB

85°C

Input = GND, Temp = -40°C to 25°C, the offset TCs

TCVO1

Output temperature drift

-15

LSB

are set to the middle, Gain = Max

Input = GND, Temp = 25°C to 85°C, the offset TCs

TCVO2

Output temperature drift

-10

LSB

are set to the middle, Gain = Max

Analog front end gain

TCAG

At TST1 and TST0, Vin = ±3 mV

-0.5

0.5

temperature drift

TCVIONL

Output drift, second order

TCVO1 – TCVO2

-20

LSB

GAINNL

Gain non linearity

At TST1/ TST0, Vin = -3 mV, 1 mV

-20

Figure 16. Analog Front-End Gain Non-Linearity (Measured vs Calculated)

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