IA82527 Datasheet, PDF (28/45 Pages) InnovASIC, Inc – Serial Communications Controller CAN Protocol

IA82527
CAN Serial Communications Controller
As of Production Ver. 00
04 May 2007
PRELIMINARY
Table 8. Mode 0 & Mode 1 General Bus and ready Timing, continued
Symbol
t_WHYZ
Parameter
End of Last Write to ready Float for a Write Cycle if
a Previous Write Cycle is Active
rd_n Low to ready Float (for all registers except
t_RLYZ
02H, 04H, 05H)
for Read Cycle without a Previous Write
t_RLYZ
t_WHDV
t_COPO
t_CHCL
rd_n Low to ready Float (for all registers except
02H, 04H, 05H)
for Read Cycle with a Previous Write
wr_n High to Output Data Valid on Port 1 or Port 2
clkout Period
(CDV is the value loaded in the CLKOUT Register
representing the clkout divisor.)
clkout High Period
(CDV is the value loaded in the CLKOUT Register
representing the clkout divisor.)
Minimum
—
Maximum
2 t_MCLK + 100 ns
—
2 t_MCLK + 100 ns
—
4 t_MCLK + 100 ns
t_MCLK
2 t_MCLK + 500 ns
(CDV + 1) ^• tOSC
(CDV + 1) ^• ½
tOSC – 10
(CDV + 1) ^• ½ tOSC – 15
Copyright  2007
©
EN21070504-00
Page 28 of 45
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