11 serial interface timing – Philips TDA5360 User Manual
Page 24
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1998 July 30
Philips Semiconductors
Objective Specification, Revision 2.2
Pre-Amplifier for Hard Disk Drive with
MR-Read / Inductive Write Heads
TDA5360
24
11 SERIAL INTERFACE TIMING
0...Reg.00H
SEN
SCLK
SDATA
a0=0
a2
a1
a3
a4
a5
a6
a7
Address
Data
1 Tclk
0.5 Tclk
d0
d1
d2
d3
d4
d5
d5
d7
SEN
SCLK
SDATA
a0=1
a2
a1
a3
a4
a5
a6
a7
Address
Data
2 Tclk
1.5 Tclk
d0
d1
d2
d3
d4
d5
d6
d7
READ
WRITE
t > 5ns
t > 5ns
When Fclk > 20 MHz and a register reading is performed, it is necessary to extend the clock period as above
When Fclk < 20 MHz, this is not necessary
1 Tclk
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