PCF8584T NXP Semiconductors, PCF8584T Datasheet - Page 20

• Manufacturer Part Number: PCF8584T
• Manufacturer: NXP Semiconductors

Specifications of PCF8584T

• Operating Temperature (min): -40C
• Operating Temperature Classification: Industrial
• Operating Temperature (max): 85C
• Package Type: SO
• Rad Hardened: No
• Lead Free Status / Rohs Status: Not Compliant

Philips Semiconductors
8
The diagrams (Figs 10 to 13) illustrate typical timing diagrams for the PCF8584 in master/slave functions. For detailed
description of the I
ordering number 9398 393 40011.
1997 Oct 21
handbook, full pagewidth
handbook, full pagewidth
I
SDA
SCL
Master PCF8584 writes data to slave transmitter.
Master PCF8584 reads data from slave transmitter.
2
SDA
INT
SCL
I
INT
C-bus controller
2
C-BUS TIMING DIAGRAMS
condition
START
condition
START
7-bit address (76H)
from slave receiver
7-bit address (76H)
2
C-bus protocol, please refer to “The I
from slave
R/W = 1
R/W = 0
ACK
ACK
Fig.10 Bus timing diagram; master transmitter mode.
Fig.11 Bus timing diagram; master receiver mode.
interrupt
must be executed here
interrupt
'DUMMY READ'
first-byte (discard)
first-byte (E4H)
2
C-bus and how to use it” ; Philips document
20
ACK
ACK
interrupt
interrupt
from master
receiver
nbyte
nbyte
ACK
no ACK
interrupt
Product specification
PCF8584
condition
STOP
condition
STOP
MBE710
MBE709