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IC-LNB_13 Datasheet, PDF (14/35 Pages) IC-Haus GmbH – 18-BIT OPTO ENCODER WITH SPI AND SER/PAR INTERFACES | |||
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iC-LNB 18-BIT OPTO ENCODER preliminary
WITH SPI AND SER/PAR INTERFACES
Rev A1, Page 14/35
OPERATING CONDITIONS: SPI Interface
Operating conditions: VDDA = 4 V to 5.5 V, VDD = 3 V to 5.5 V, GNDA = GND, Tj = -40 °C to 125 °C, unless otherwise speciï¬ed.
Item Symbol Parameter
No.
Conditions
Min.
Unit
Max.
I001 TSCK
I002 tCS
Permissible Clock Period
Setup Time:
CS hi before SCK hi â lo
see Elec. Char. No.: A05
1/ï¬n()
50
ns
I003 tp1
Propagation Delay:
MISO hi after CS hi â lo
Elec. Char. No.: A13
I004 tIS
Setup Time:
MOSI stable before SCK lo â hi
50
ns
I005 tSI
Hold Time:
MOSI stable after SCK lo â hi
50
ns
I006 tp2
Propagation Delay:
MISO stable after clock edge SCK
Elec. Char. No.: A14
I007 tCC
Wait Time:
between CS hi â lo and CS lo â hi
500
ns
CS
tCS
SCK
MOSI
MISO
tIS
tSI
TSCK
tp2
Figure 2: SPI timing
tCC
tp1
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