PCF2129 datasheet(3/59 Pages) NXP

部件名	PCF2129

功能描述	Automotive tiny Real-Time Clock/calendar with alarm function and I2C-bus

PDF	59 Pages

Scroll/Zoom	100%

制造商	NXP [NXP Semiconductors]

网页	http://www.nxp.com

标志

3 / 59 page

PCA85063A

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

Product data sheet

Rev. 4 — 30 March 2018

3 of 59

NXP Semiconductors

PCA85063A

Automotive Real-Time Clock/calendar with alarm function and I2C-bus

Pinning information

7.1 Pinning

7.2 Pin description

[1]

NXP recommends tying VDD of the device and VDD of all the external pull-up resistors to the same Power

Supply.

For mechanical details, see Figure 30.

Fig 2.

Pin configuration for TSSOP8 (PCA85063ATT)

Table 4.

Pin description

Input or input/output pins must always be at a defined level (VSS or VDD) unless otherwise specified.

Symbol

Type

Description

PCA85063ATT

OSCI

input

oscillator input

OSCO

output

oscillator output

INT[1]

output

interrupt output (open-drain)

VSS

supply

ground supply voltage

SDA[1]

input/output

serial data line

SCL[1]

input

serial clock input

CLKOUT

output

clock output (push-pull)

VDD

supply

supply voltage

PCF2129 数据表(PDF) 3 Page - NXP Semiconductors

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