PIC16F688T-E/ML 데이터 시트보기 (PDF) - Microchip Technology

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PIC16F688T-E/ML

14-Pin Flash-Based, 8-Bit CMOS Microcontrollers with nanoWatt Technology

Microchip Technology 

PIC16F688

TABLE 14-6: COMPARATOR SPECIFICATIONS

Standard Operating Conditions (unless otherwise stated)

Operating Temperature -40°C ≤ TA ≤ +125°C

Param

No.

Sym

Characteristics

Min Typ† Max Units Comments

CM01 VOS

Input Offset Voltage

— ± 5.0 ± 10

mV (VDD - 1.5)/2

CM02 VCM

Input Common Mode Voltage

0

— VDD – 1.5 V

CM03* CMRR Common Mode Rejection Ratio

+55 —

—

dB

CM04* TRT

Response Time

Falling — 150

600

ns (NOTE 1)

Rising

— 200 1000

ns

CM05* TMC2COV Comparator Mode Change to

Output Valid

——

10

μs

* These parameters are characterized but not tested.

† Data in “Typ” column is at 5V, 25°C unless otherwise stated. These parameters are for design guidance

only and are not tested.

Note 1: Response time is measured with one comparator input at (VDD - 1.5)/2 - 100 mV to (VDD - 1.5)/2 + 20 mV.

TABLE 14-7: COMPARATOR VOLTAGE REFERENCE (CVREF) SPECIFICATIONS

Standard Operating Conditions (unless otherwise stated)

Operating temperature -40°C ≤ TA ≤ +125°C

Param

No.

Sym

Characteristics

Min Typ† Max Units

Comments

CV01*

CV02*

CV03*

CV04*

CLSB Step Size(2)

— VDD/24 —

— VDD/32 —

V Low Range (VRR = 1)

V High Range (VRR = 0)

CACC Absolute Accuracy

—

— ± 1/2 LSb Low Range (VRR = 1)

—

— ± 1/2 LSb High Range (VRR = 0)

CR

Unit Resistor Value (R)

CST

Settling Time(1)

—

2k

—

Ω

—

—

10

μs

* These parameters are characterized but not tested.

† Data in “Typ” column is at 5V, 25°C unless otherwise stated. These parameters are for design

guidance only and are not tested.

Note 1: Settling time measured while VRR = 1 and VR<3:0> transitions from ‘0000’ to ‘1111’.

2: See Section 7.10 “Comparator Voltage Reference” for more information.

© 2007 Microchip Technology Inc.

DS41203D-page 159

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