DRV3203-Q1_15 Datasheet, PDF (9/37 Pages) Texas Instruments – Three-Phase Brushless Motor Driver

DRV3203-Q1
www.ti.com
SPI ELECTRICAL CHARACTERISTICS
PARAMETER
VB = 12 V, T_A = –40°C to +125℃ (unless otherwise specified)
SPI
f_op
t_lead ⁽¹⁾
t_wait ⁽¹⁾
t_lag ⁽¹⁾
t_pw ⁽¹⁾
t_su ⁽¹⁾
t_h ⁽¹⁾
t_dis ⁽¹⁾
t_en ⁽¹⁾
t_v ⁽¹⁾
SPI clock frequency
Enable lead time
Wait time between two successive communications
Enable lag time
SCLK pulse duration
Data setup time
Data hold time
Data-output disable time
Data-output enable time
Data delay time, SCK to DOUT
(1) Specified by design
CONDITIONS
C_L = 50 pF, see Figure 6.
tlead
tpw
tpw
CS
SLVSC09A – MAY 2013 – REVISED JUNE 2013
MIN TYP MAX UNITS
-
4 MHz
200
-
- ns
5
-
- µs
100
-
- ns
100
-
- ns
100
-
- ns
100
-
- ns
-
-
200 ns
-
-
100 ns
0
-
100 ns
ttwaitt
tlag
SCK
DIN
DOUT
MSB D14 D13 D12 D11 D10 D9 D8 D7 D6 D5 D4 D3 D2 D1 LSB
th
tsu
MSB D14 D13 D12 D11 D10 D9 D8 D7 D6 D5 D4 D3 D2 D1 LSB
HiZ
ten
tdel
Figure 5. SPI Timing Diagram
HiZ
tdis
DIN
DIN
DOUT
DOUT
MSB
RW[1]
D7
Data[7]
MSB
0
D7
Data[7]
D14
RW[0]
D6
Data[6]
Table 1. SPI Serial Input Format
D13
D12
D11
Addr[5]
Addr[4]
Addr[3]
D5
D4
D3
Data[5]
Data[4]
Data[3]
D10
Addr[2]
D2
Data[2]
Table 2. SPI Serial Output Data Format
D14
D13
D12
D11
D10
Frame fault
0
0
0
0
D6
D5
D4
D3
D2
Data[6]
Data[5]
Data[4]
Data[3]
Data[2]
D9
Addr[1]
D1
Data[1]
D9
0
D1
Data[1]
D8
Addr[0]
LSB
Data[0]
D8
1
LSB
Data[0]
SPI serial input and output format
RW[1:0]
: 01: write mode; 00: read mode
Addr[5:0] : Address of SPI access
Data[7:0] : Input data to write or output data to read
Copyright © 2013, Texas Instruments Incorporated
Product Folder Links: DRV3203-Q1
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