NXP Semiconductors
PCF8583
Clock and calendar with 240 x 8-bit RAM
3. Ordering information
Table 1.
Ordering information
Package
Name
PCF8583P
PCF8583T
PCF8583BS
DIP8
SO8
Description
plastic dual in-line package; 8 leads (300 mil)
plastic small outline package; 8 leads;
body width 7.5 mm
Version
SOT97-1
SOT176-1
Type number
HVQFN20 plastic thermal enhanced very thin quad flat package; SOT662-1
no leads; 20 terminals; body 5
×
5
×
0.85 mm
4. Marking
Table 2.
PCF8583P
PCF8583T
PCF8583BS
Marking codes
Marking code
PCF8583P
8583T
8583S
Type number
5. Block diagram
OSCI
OSCILLATOR
OSCO
DIVIDER
00h
01h
02h
03h
04h
control/status
hundredth second
seconds
minutes
hours
year/date
weekdays/months
timer
alarm control
alarm or RAM
INT
V
DD
V
SS
05h
POWER-ON
RESET
CONTROL
LOGIC
06h
07h
PCF8583
08h
to
A0
SCL
SDA
I
2
C-BUS
INTERFACE
ADDRESS
REGISTER
0Fh
RAM
(240 x 8 bit)
FFh
013aaa365
Fig 1.
PCF8583
Block diagram of 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
2 of 37
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