DRV8308_15 Datasheet, PDF (10/60 Pages) Texas Instruments – DRV8308 Brushless DC Motor Controller

DRV8308
SLVSCF7A – FEBRUARY 2014 – REVISED OCTOBER 2014
7.6 SPI Timing Requirements
T_A = 25°C, over recommended operating conditions unless otherwise noted ⁽¹⁾
NUMBER ⁽²⁾
1
t_CYC
Clock cycle time
2
t_CLKH
Clock high time
3
t_CLKL
Clock low time
4
t_SU(SDATI)
Setup time, SDATI to SCLK
5
t_H(SDATI)
Hold time, SDATI to SCLK
6
t_SU(SCS)
Setup time, SCS to SCLK
7
t_H(SCS)
Hold time, SCS to SCLK
8
t_L(SCS)
Inactive time, SCS (between writes)
9
t_D(SDATO)
Delay time, SCLK to SDATO (during read)
t_AWAKE
Wake time (ENABLE active to high-side gate drive enabled)
t_SPI
Delay from power-up or RESET low until serial interface functional
(1) SMODE = Low
(2) These numbers refer to the corresponding number in Figure 1
67
8
SCS
www.ti.com
MIN
MAX UNIT
62
25
25
5
1
ns
5
1
100
10
1 ms
10 μs
SCLK
SDATI
X
SDATO
1
2
3
X
45
9
Figure 1. SPI Timing Requirements
SDATO
Valid
10
Submit Documentation Feedback
Product Folder Links: DRV8308
Copyright © 2014, Texas Instruments Incorporated