MCP8021 datasheet(10/66 Pages) MICROCHIP

10 / 66 page

MCP8021/2

DS20006265D-page 10

 2020-2024 Microchip Technology Inc. and its subsidiaries

Standby to Motor Operational

tMOTOR

—

µs

OE high-low-high

transition < 1 ms Fault

clearing pulse (Note 1)

—

OE low-high transition,

Standby state to operational

(Note 1)

—

OE low-high transition,

Standby state to operational if

VBOOT fails to reach V12SM_PG

(Note 1)

Fault to Driver Output Turn-Off

TFAULT_OFF

——

—

µs

CLOAD = 1000 pF, VDD = 12V,

time after Fault occurs (Note 1)

—

0.420

1.0

XOCP (Note 1)

—2.4

4.0

OVLO (Note 1)

—

4.2

6.0

All other Faults (Note 1)

OE Low to Driver Output

Turn-Off

TDEL_OFF

—3.2

4.0

µs

CLOAD = 1000 pF, VDD = 12V,

time after OE = Low (Note 1)

OE Low to Standby State

tSTANDBY

0.9

—

1.35

Time after OE = Low,

SLEEP bit = 0

OE Low to Sleep State

tSLEEP

0.9

—

1.35

Time after OE = Low,

SLEEP bit = 1

OE Fault Clearing Pulse

tFAULT_CLR

—

900

µs

OE high-low-high transition time

Operational Amplifiers (MCP8022)

Input Offset Voltage

VOS

-10

—

+10

VCM =0V

Input Offset Temperature Drift

VOS/TA

—

±2.0

—

µV/°C

VCM =0V (Note 1)

Input Bias Current

-1

—

µA

Common-Mode Input Range

VCMR

-0.3

—

VREG

Common-Mode Rejection Ratio

CMRR

—

Freq = 1 kHz, IOUT =10µA

(Note 1)

Maximum Output Voltage Range

VOL, VOH

0.15

—

VREG –

0.300

VIOUT = ±200 µA

Slew Rate

—

±7

—

V/µs

Symmetrical, CLOAD =20 pF

(Note 1)

Gain Bandwidth Product

GBWP

10.0

—

MHz

Note 1

I/O PORTS

Digital Interface

Digital Input/Output

DIGITALI/O

0—

5.5

VREG = 5.0V version (Note 1)

0—

3.3

VREG = 3.3V version (Note 1)

Digital Open-Drain Low Voltage

DIGITALVI/O

——

ILOAD = 1 mA

Digital Input Rising Threshold

VDIG_HI_TH

—

1.26

Digital Input Falling Threshold

VDIG_LO_TH

0.54

—

Digital Input Current

IDIG

—

100

µA

VDIG =3.0V

—0.2

—

VDIG =0V

Input Pull-Down Resistance

RPULLDN

—51

—



PWM[A:C]H/L, OE pins

AC/DC CHARACTERISTICS (CONTINUED)

Electrical Specifications: Unless otherwise noted: TJ = -40°C to +150°C; typical values are for +25°C, VDD = 13.5V,

CVBOOT = 4.7 µF, CVREG =4.7 µF, CCP = 220 nF.

Parameter

Sym.

Min.

Typ.

Max.

Units

Conditions

Note 1: Limits based on design, simulation or characterization. Not production tested.

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