KS8993F-A1 Micrel Inc, KS8993F-A1 Datasheet - Page 45

• Manufacturer Part Number: KS8993F-A1
• Description: IC CONV MED 10/100 3PORT 128PQFP
• Manufacturer: Micrel Inc

Specifications of KS8993F-A1

• Applications: *
• Mounting Type: Surface Mount
• Package / Case: 128-MQFP, 128-PQFP
• For Use With: KS8993F-EVAL - EVAL KIT EXPERIMENTAL KS8993F
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

KS8993F
The following four figures illustrate the SPI data cycles for “Write”, “Read”, “Multiple Write” and “Multiple Read”. The
read data is registered out of SPIQ on the falling edge of SPIC, and the data input on SPID is registered on the rising
edge of SPIC.
August 26, 2004
SPIS_N
SPIS_N
SPIQ
SPIC
SPID
SPIQ
SPIC
SPID
X
X
0
0
0
READ COMMAND
0
0
WRITE COMMAND
0
0
0
0
0
0
Figure 8: SPI Write Data Cycle
Figure 9: SPI Read Data Cycle
0
1
1
1
0
A7 A6 A5 A4 A3 A2 A1 A0
A7 A6 A5 A4 A3 A2 A1 A0
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READ ADDRESS
WRITE ADDRESS
D7
D7
D6
D6
READ DATA
D5
D5
D4
WRITE DATA
D4
D3
D3
D2
D2
D1
D1
D0
D0
Revision 1.0
Micrel