TC1031CEUA datasheet(3/12 Pages) MICROCHIP

Part #	TC1031CEUA

Description	Linear Building Block . Low Power Voltage Reference with Programmable Hysteresis Comparator and Shutdown

PDF	12 Pages

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Manufacturer	MICROCHIP [Microchip Technology]

Direct Link	http://www.microchip.com

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3 / 12 page

DS21342B-page 3

TC1031

TC1031 ELECTRICAL SPECIFICATIONS (CONTINUED)

Electrical Characteristics: Typical values apply at 25°C and VDD =3.0V; TA = -40° to +85°C, and VDD = 1.8V to 5.5V, unless

otherwise specified.

Symbol

Parameter

Min

Typ

Max

Units

Test Conditions

Voltage Reference

VREF

Reference Voltage

1.176

1.200

1.224

IREF(SOURCE) Source Current

—

µA

IREF(SINK)

Sink Current

—

µA

ROUT (SD)

Output Resistance in Shutdown

—

Ω

SHDN =VSS

COUT (SD)

Output Capacitance in Shutdown

—

SHDN =VSS

TSEL

Select Time

—

200

—

µsec

REF Valid from SHDN =VIH

RL =100kΩ to VSS

TDESEL

Deselect Time

—

µsec

REF Invalid from SHDN =VIL

RL =100kΩ

CL(REF)

Load Capacitance

—

100

EVREF

Voltage Noise

—

µVRMS 100Hz to 100kHz

eVREF

Noise Density

—

µV/√Hz 1kHz

Note

VOS is measured as (VUT +VLT –2VREF)/2whereVUT is the upper hysteresis threshold and VLT is the lower hysteresis threshold with

VREF –VHYST set to 10mV. This represents the asymmetry of the hysteresis thresholds around VREF

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