ACS8515LC View Datasheet(PDF) - Semtech Corporation
Part Name
Description
MFG CO.
'ACS8515LC' PDF : 50 Pages View PDF
ACS8515 Rev2.1 LC/P
ADVANCED COMMUNICATIONS
Table 28. Read Access Timing
Symbol
Parameter
tsu1
Setup SDI valid to SCLKrising edge
tsu2
Setup CSBfalling edge to SCLKrising edge
td1
Delay SCLKrising edge (SCLKfalling edge for CLKE = 1)to SDO valid
td2
Delay CSBrising edge to SDO high-Z
SCLK low time
tpw1
CLKE = 0
CLKE = 1
SCLK high time
tpw2
CLKE = 0
CLKE = 1
th1
Hold SDI valid after SCLKrising edge
th2
Hold CSB low after SCLKrising , edge for CLKE = 0
Hold CSB low after SCLKfalling , edge for CLKE = 1
tp
Time between consecutive accesses (CSBrising edge to CSBfalling ) edge
Figure 15. Write Access Timing
MIN
0 ns
160 ns
-
-
250 ns
500 ns
250 ns
500 ns
170 ns
5 ns
160 ns
T YP
-
-
-
-
-
-
-
-
-
FINAL
MAX
-
-
17 ns
10 ns
-
-
-
-
-
CSB
SCLK
SDI
tsu2
tpw2
th2
tsu1
th1 tpw1
_
R/W A0 A1 A2 A3 A4 A5 A6 D0 D1 D2 D3 D4 D5 D6 D7
SDO
Output not driven, pulled low by internal resistor
Table 29. Write Access Timing
Symbol
Parameter
tsu1
Setup SDI valid to SCLKrising edge
tsu2
Setup CSBfalling edge to SCLKrising edge
tpw1
SCLK low time
tpw2
SCLK high time
th1
Hold SDI valid after SCLKrising edge
th2
Hold CSB low after SCLKrising edge
tp
Time between consecutive accesses (CSBrising edge to CSBfalling ) edge
Revision 2.01/December 2005 Semtech Corp.
45
F8525D_014WriteAccSerial_01
MIN
0 ns
160 ns
180 ns
180 ns
170 ns
5 ns
160 ns
T YP
MAX
-
-
-
-
-
-
-
-
-
-
-
-
-
-
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