PCF8573TD NXP Semiconductors, PCF8573TD Datasheet - Page 10

• Manufacturer Part Number: PCF8573TD
• Manufacturer: NXP Semiconductors

Specifications of PCF8573TD

• Operating Temperature Classification: Industrial
• Operating Temperature (max): 85C
• Operating Temperature (min): -40C
• Pin Count: 16
• Mounting: Surface Mount
• Time Format: HH:MM:SS
• Lead Free Status / RoHS Status: Not Compliant

Philips Semiconductors
2003 Jan 27
handbook, full pagewidth
Clock/calendar with serial I/O
(1) The master receiver must signal an end of data to the slave transmitter by not generating an acknowledge on the last byte that has been clocked
(1) The master receiver must signal an end of data to the slave transmitter by not generating an acknowledge on the last byte that has been clocked
out of the slave.
out of the slave.
S
CLOCK/CALENDAR
ADDRESS
Fig.10 Master transmitter reads clock/calendar after setting mode pointer.
acknowledge
Fig.11 Master reads clock/calendar immediately after first byte.
R/W
from slave
0 A
handbook, halfpage
S
MODE POINTER
CLOCK/CALENDAR
ADDRESS
acknowledge
from slave
at this moment master
transmitter becomes
master receiver, and
CLOCK/CALENDAR
becomes slave
transmitter
A
acknowledge
R/W
from slave
1
auto increment
S
A
10
of B1, B0
MSB
CLOCK/CALENDAR
ADDRESS
n bytes
DATA
from master
acknowledge
acknowledge
R/W msb
LSB
from slave
1
auto increment
A
A
of B1, B0
MBL810
auto increment
P
of B1, B0
(1)
(n
DATA
1) bytes
n
th
DATA
byte
acknowledge
from master
Product specification
lsb
no acknowledge
A
PCF8573
lsb
msb
1
MBL809
P
(1)