12F683 datasheet(128/148 Pages) MICROCHIP

128 / 148 page

PIC12F683

DS41211B-page 126

Preliminary

 2004 Microchip Technology Inc.

TABLE 15-7:

COMPARATOR SPECIFICATIONS

TABLE 15-8:

COMPARATOR VOLTAGE REFERENCE SPECIFICATIONS

Standard Operating Conditions (unless otherwise stated)

Operating temperature

-40°C

≤ TA ≤ +125°C

Sym

Characteristics

Min

Typ

Max

Units

Comments

VOS

Input Offset Voltage

—

± 5.0

± 10

VCM

Input Common Mode Voltage

—

VDD - 1.5

CMRR

Common Mode Rejection Ratio

+55*

—

TRT

Response Time(1)

—

150

400*

TMC2COV

Comparator Mode Change to

Output Valid

——

10*

µs

These parameters are characterized but not tested.

Note 1:

Response time measured with one comparator input at (VDD - 1.5)/2 while the other input transitions from

VSS to VDD – 1.5V.

Voltage Reference Specifications

Standard Operating Conditions (unless otherwise stated)

Operating temperature

-40°C

≤ TA ≤ +125°C

Sym.

Characteristics

Min

Typ

Max

Units

Comments

Resolution

—

VDD/24*

VDD/32

—

LSb

Low Range (VRR = 1)

High Range (VRR = 0)

Absolute Accuracy

—

± 1/4*

± 1/2*

LSb

Low Range (VRR = 1)

High Range (VRR = 0)

Unit Resistor Value (R)

—

2k*

—

Ω

Settling Time(1)

—

10*

µs

These parameters are characterized but not tested.

Note 1:

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

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