PIC12F609T-I/P View Datasheet(PDF) - Microchip Technology

Part Name

Description

Manufacturer

PIC12F609T-I/P

8-Pin Flash-Based, 8-Bit CMOS Microcontrollers

Microchip Technology 

PIC12F609/615/617/12HV609/615

FIGURE 10-4:

ANALOG INPUT MODEL

Rs ANx

VDD

VT = 0.6V

RIC  1k

Sampling

Switch

SS Rss

VA

CPIN

5 pF

VT = 0.6V

I LEAKAGE

± 500 nA

CHOLD = 10 pF

VSS/VREF-

Legend: CPIN

= Input Capacitance

VT

= Threshold Voltage

I LEAKAGE = Leakage current at the pin due to

various junctions

RIC

= Interconnect Resistance

SS

= Sampling Switch

CHOLD = Sample/Hold Capacitance

6V

5V

RSS

VDD 4V

3V

2V

5 6 7 8 9 10 11

Sampling Switch

(k)

FIGURE 10-5:

ADC TRANSFER FUNCTION

3FFh

3FEh

3FDh

3FCh

3FBh

004h

003h

002h

001h

000h

VSS/VREF-

Full-Scale Range

1 LSB ideal

Zero-Scale

Transition

1 LSB ideal

Full-Scale

Transition

Analog Input Voltage

VDD/VREF+

 2010 Microchip Technology Inc.

DS41302D-page 87

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