PCF8883 datasheet(12/35 Pages) NXP

Part #	PCF8883

Description	Capacitive touch/proximity switch with auto-calibration, large voltage operating range, and very low power consumption

PDF	35 Pages

Scroll/Zoom	100%

Manufacturer	NXP [NXP Semiconductors]

Direct Link	http://www.nxp.com

Logo

12 / 35 page

PCF8883

All information provided in this document is subject to legal disclaimers.

Product data sheet

Rev. 4.1 — 14 September 2016

12 of 35

NXP Semiconductors

PCF8883

Capacitive touch/proximity switch with auto-calibration

12. Dynamic characteristics

13. Characteristic curves

13.1 Power consumption

Table 7.

Dynamic characteristics

VDD = 5 V, CCLIN = 22 pF, CCPC = 470 nF, Tamb = +25 C; unless otherwise specified.

Symbol

Parameter

Conditions

Min

Typ

Max

Unit

CCLIN

capacitance on pin CLIN

100

CCPC

capacitance on pin CPC

X7R ceramic chip capacitor

470

2500

Nres(dig)eq equivalent digital resolution

bit

CTYPE

capacitance on pin TYPE

0.1

470

input capacitance

sensing plate and connecting cable

VDD = 5.0 V

Tamb = 40 Cto +85 C;

VDD =3.0 V

tstartup

start-up time

until normal operation is established

0.5

pulse duration

on pin OUT;

in pulse mode;

CTYPE  10 nF

-2.5

-ms/nF

sampling frequency

CCLIN = 0 pF

-3.3

-kHz

CCLIN = 22 pF (typical value)

kHz

CCLIN = 100 pF

275

tsw

switching time

at fs = 1 kHz

Idle state; fs =1kHz; Tamb =25 C.

Fig 8.

IDD with respect to VDD

PCF8883 Datasheet(PDF) 12 Page - NXP Semiconductors

PCF8883 Datasheet(HTML) 12 Page - NXP Semiconductors

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35

Datasheet Download

Link URL