DRV8803 Datasheet, PDF (23/26 Pages) Texas Instruments – QUAD LOW-SIDE DRIVER IC

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Schematics
1
2
3
4
5
6
5VCC
USB B Conn
L1 10mH
J11
A
VCC
DM
DP
GND
1 USB5V
2
3
4
US BDM
USBDP
C1
0.1uF
GND
VDD
5VCC
U3
B
TX
DTR
RTS
RX
RI
DSR
DCD
CTS
CBUS4
CBUS2
CBUS3
1
2
3
4
5
6
7
8
9
10
11
12
13
14
TXD
DTR
RTS
VCCIO
RXD
RI
GND
NC
DSR
DCD
CTS
CBUS4
CBUS2
CBUS3
OSCO
OSCI
TEST
AGND
NC
CBUS0
CBUS1
GND
VCC
RST
GND
3V3O
USBDM
USBDP
28
27
26
25
24
23
22
21
20
19
18
17
16
15
OSCO
OSCI
CBUS0
CBUS1
USBDM
USBDP
FTD232R
C2
0.1uF
GND
C
R4
330
D3
Status
S1
MCU-RST
GND
GND
C9
33pF
Y1
2
1
16 MHZ
C10
33pF
GND
GND
VDD
MCU PWR
C7
PVDD
10uF _C5
U4
0.1uF
R2
3.3K
VDD
A
J5
JP2
12
34
56
78
9 10
11 12
13 14
1
1-2JTG_PWR
2
2-3TRG_PWR
3
PWRSelect
C6
JTAG
0.1uF
GND
GND
GND
C8
10uF
P6M5
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
DVCC
P6.3/A3
P6.4/A4
P6.5/A5
P6.6/A6/DAC0
P6.7/A7/DAC1/SVSIN
VREF+
XIN
XOUT
VeREF+
VREF-/VeREF-
P1.0/TACLK
P1.1/TA0
P1.2/TA1
P1.3/TA2
P1.4/SMCLK
MSP430F2617
P5.4/MCLK
P5.3/UCLK1
P5.2/SOMI1
P5.1/SIMO1
P5.0/STE1
P4.7/TBCLK
P4.6/TB6
P4.5/TB5
P4.4/TB4
P4.3/TB3
P4.2/TB2
P4.1/TB1
P4.0/TB0
P3.7/URXD1
P3.6/UTXD1
P3.5/URXD0
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
GSCLK
GFAULT
GSDATA
GSCS
GPIO3
GPIO2
GPIO1
GPIO0
TMR3
TMR2
TMR1
TMR0
TX
B
GPIO3
GPIO2
GPIO1
GPIO0
TMR3
TMR2
TMR1
R123.3k
R133.3k
R14
R15 _3.3k
R16 _3.3k
R17 _3.3k
R18 _3.3k
RESET
NC/SDATAO/nHOME
nENBL
IN4/NC/SM1
IN3/LATCH/SM0
IN2/SCLK/DIR
IN1/SDA/STEP
C
VDD
R8 R9
VM
3.3K 3.3K
VDD
U2
VM Supply
1 _OUT
IN ⁸
R3
Res1
330
C4
10uF
C3
0.01uF
R5
71.5k
2 _FB
3 _NC
4 _GND
NC ⁷
NC ⁶
EN ⁵
D2
R6
D
3.3V
39K
TPS79801
GND
DRV8803
DRV8804
DRV8805
DRV8806
R8
DNP
DNP
X
X
R9
DNP
X
DNP
X
R10
X
X
DNP
DNP
R11
X
DNP
X
DNP
R10 R11
0
0
GND
Texas Instruments
DRV8803Quad Low SideDriver - Parallel Control Signals
DRV8804Quad Low SideDriver - Serial (SPI) Interface
DRV8805Quad Low SideDriver - Microstepping Indexer
DRV8806Quad Low SideDriver - Serial (SPI) Interface / diagnostics ^D
Size
FCSMNo.
B
DWGNo.
Rev
DRV8803/04/05/06EVM _A
Scale
Sheet
2 of 2
1
2
3
4
5
6
SLVU574A – September 2011 – Revised June 2012
23
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