PCF8564AUSLASH5GBSLASH1 datasheet(32/44 Pages) NXP

部件名	PCF8564AU/5GB/1

功能描述	Real time clock and calendar

PDF	44 Pages

Scroll/Zoom	100%

制造商	NXP [NXP Semiconductors]

网页	http://www.nxp.com

标志

32 / 44 page

PCF8564A_1

Product data sheet

Rev. 1 — 8 October 2009

32 of 44

NXP Semiconductors

PCF8564A

Real time clock and calendar

Table 31.

Bonding pad description for all PCF8564AU types

All x/y coordinates represent the position of the center of each pad with respect to the center

(x/y = 0) of the chip; see Figure 27.

Symbol

Pad

X (

µm)

Y (

µm)

Description

OSCI

−523.0

689.4

oscillator input

OSCO

−523.0

469.4

oscillator output

INT

−523.0

−429.8

open-drain interrupt output (active LOW)

VSS

−523.0

−684.4

ground (substrate)

SDA

524.9

−523.8

serial data I/O

SCL

524.9

−138.6

serial clock input

CLKOUT

524.9

162.5

CMOS push-pull clock output

VDD

524.9

443.3

supply

CLKOE

524.9

716.3

CLKOUT output enable

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