THM3561 Datasheet, PDF (10/21 Pages) THine Electronics, Inc. – Stepping Motor Driver with LVDS Interface

THM3561_Rev1.01_E
Electrical Characteristics (continued)
Table 13. 4-wire CMOS Specifications
Vcc=12V, Ta=25deg. unless otherwise specified.
Symbol
Parameter
Conditions
Min.
Typ.
Max.
Unit
fSCK
SCK frequency (*7)
-
-
-
10
MHz
tCH
SCK high time
-
40
-
-
ns
tCL
SCK low time (*7)
-
50
-
-
ns
tDVCH SI setup time
-
10
-
-
ns
tCHDX SI hold time
-
10
-
-
ns
tCHSL CSn not active hold time
-
40
-
-
ns
tSLCH CSn active setup time
-
40
-
-
ns
tCHSH CSn active hold time
-
40
-
-
ns
tSHCH CSn not active setup time
-
40
-
-
ns
tSHSL CSn not active time
-
200
-
-
ns
tROD
SO output delay time (*7)
VIO=VREG5
-
10.5
35
ns
tRRPT
VIO=VREG5
SDR_IN/SO propagation delay time (*7)
VIO=3.3V
-
12.5
20
ns
-
15.4
25
ns
(*7) This parameter is applicable to write a register and read sensor signals (shift register mode).
SCL frequency and SCL low time are limited by cascaded stages and wiring length if it use read sensor signal
(address assign mode).
Figure 8. 4-wire CMOS Timing Chart
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