PCF8583
NXP Semiconductors
Clock and calendar with 240 x 8-bit RAM
V
DD
SDA
SCL
MASTER
TRANSMITTER/
RECEIVER
V
DD
V
SS
A0
SCL
SDA
CLOCK/CALENDAR
OSCI
PCF8583
OSCO
V
SS
V
DD
V
DD
A0
SCL
SDA
EVENT COUNTER
OSCI
PCF8583
OSCO
V
SS
V
DD
R: pull-up resistor
R
R
t
r
R =
C
b
SDA SCL
(I C-bus)
2
013aaa378
Fig 23. Application example
PCF8583
All information provided in this document is subject to legal disclaimers.
© NXP B.V. 2010. All rights reserved.
Product data sheet
Rev. 06 — 6 October 2010
25 of 37