DRV8808 Datasheet, PDF (3/38 Pages) Texas Instruments – COMBINATION MOTOR DRIVER WITH DC-DC CONVERTER

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DRV8808
SLVS857A – DECEMBER 2009 – REVISED AUGUST 2011
OD_A
OD_C
GND
FB_C
CSELECT
TH_OUT
LOGIC_OUT
nORT
ENABLE_A/STROBE
PHASE_A/CLK
ENABLE_B
PHASE_B
ENABLE_C
PHASE_C/DATA
A_CONT
NC
V3P3
nSLEEP
nRESET
nWAKEUP
VLDO_OUT
VLDO_FB
VLDO_IN
FB_B
DCA PACKAGE
(TOP VIEW)
1
48
2
47
3
46
4
45
5
44
6
43
7
42
8
41
9
40
10
39
11
38
12
37
13
36
14
35
15
34
16
33
17
32
18
31
19
30
20
29
21
28
22
27
23
26
24
25
FB_A
GND
COA
CP2
VCP
VM
C–
RSC/GND
RSC/GND
C+
VM
VM
B–
RSB/GND
RSB/GND
B+
VM
A+
RSA/GND
RSA/GND
A–
VM
GND
OD_B
TERMINAL
NO.
NAME
1
OD_A
2
OD_C
3
GND
4
FB_C
5
CSELECT
6
TH_OUT
7
LOGIC_OUT
8
nORT
9
ENA / STB
10
PHA / CLK
11
ENB
12
PHB
13
ENC
14
PHC / DATA
15
A_CONT
16
NC
17
V3p3
18
nSLEEP
19
nReset
20
nWAKEUP
21
VLDO_OUT
TERMINAL FUNCTIONS
I/O
PU/PD
SHUNT
R
DESCRIPTION
O
Output for DC-DC switch mode regulator A
O
Output for DC-DC switch mode regulator C
-
Ground
I
Feedback signal for DC-DC converter C
I
Up
200k DC-DC converter startup selector
O
Temperature warning output (open drain)
O
Information monitoring output (open drain)
O
Reset output (open drain)
I
Down
100k Enable input for DC motor A control / SPI STROBE
I
Down
100k Phase input for DC motor A control / SPI CLOCK
I
Down
100k Enable input for DC motor B control
I
Down
100k Phase input for DC motor B control
I
Down
100k Enable input for DC motor C control
I
Down
100k Phase input for DC motor C control / SPI DATA
I
Down
100k DC-DC A converter control (L = Enable)
NC
Do not connect
O
Bypass for internal 3.3-V regulator
I
Down
100k Enable/disable, SPI selector
I
Up
200k Reset input (L: reset, H/open: normal operation)
I
Up
200k Wake-up pin for DeepSleep mode (L = WAKEUP)
O
LDO voltage regulator output
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