SC18IS601 Philips Semiconductors, SC18IS601 Datasheet - Page 21

• Manufacturer Part Number: SC18IS601
• Description: (SC18IS600 / SC18IS601) SPI to IC-bus interface
• Manufacturer: Philips Semiconductors

NXP Semiconductors
Table 14.
SC18IS600_601_3
Product data sheet
Symbol
t
t
t
t
SPICLKW
CSW
SPILAG1
d
Fig 23. SPI to I
Fig 24. t
Fig 26. t
t
CSW
( s)
8
0
6
4
2
SCLK
CSW
d
SDA
Parameter
SPICLK HIGH time
CS HIGH time
SPI enable lag time 1
delay time
CS
as a function of CLKIN frequency
Additional SPI AC characteristics
1.843
as a function of CLKIN frequency
2
C-bus timing diagram
3.687
t
SPILEAD
7.373
Conditions
between two SPI bytes
between two SPI transactions
in a SPI to I
from last SCLK pulse to SDA LOW in a SPI to I
transaction
( s)
12.00
t
d
CLKIN frequency (MHz)
160
120
80
40
t
0
SPICLKW
002aab929
1.843
18.00
2
C-bus transaction
Rev. 03 — 13 December 2006
3.687
7.373
Fig 25. t
t
SPILAG1
( s)
12.00
CLKIN frequency (MHz)
t
CSW
5
0
4
3
2
1
SPILAG1
002aab931
1.843
18.00
as a function of CLKIN frequency
2
C-bus
3.687
SC18IS600/601
7.373
Min
8
refer to
refer to
refer to
t
SPI to I
SPILAG1
12.00
CLKIN frequency (MHz)
t
Typ
-
Figure 24
Figure 25
Figure 26
d
© NXP B.V. 2006. All rights reserved.
2
002aab930
C-bus interface
002aab927
18.00
Max
-
21 of 28
Unit
s
s
s
s