DRV8834 Datasheet, PDF (4/30 Pages) Texas Instruments – DUAL BRIDGE STEPPER OR DC MOTOR DRIVER

DRV8834
SLVSB19A – FEBRUARY 2012 – REVISED MARCH 2012
www.ti.com
NAME
STATUS
nFAULT
OUTPUT
AISEN
BISEN
AOUT1
AOUT2
BOUT1
BOUT2
PIN
PIN
(PWP) (RGE)
Table 1. TERMINAL FUNCTIONS (continued)
I/O ⁽¹⁾
DESCRIPTION
EXTERNAL COMPONENTS
OR CONNECTIONS
16
13
OD
Fault output
Logic low when in fault condition (overtemp,
overcurrent, undervoltage)
5
2
8
5
4
1
6
3
9
6
7
4
IO
Bridge A ground/Isense
IO
Bridge B ground/Isense
O
Bridge A output 1
O
Bridge A output 2
O
Bridge B output 1
O
Bridge B output 2
Connect to current sense resistor for bridge
A, or GND if current control not needed
Connect to current sense resistor for bridge
B, or GND if current control not needed
Connect to motor winding A
Connect to motor winding B
nSLEEP 1
BDECAY 2
ADECAY 3
AOUT1 4
AISEN 5
AOUT2 6
BOUT2 7
BISEN 8
BOUT1 9
nENBL / AENBL 10
STEP / BENBL 11
DIR / BPHASE 12
PWP PACKAGE
(TOP VIEW)
GND
(PPAD)
24 VREFO
23 BVREF
22 AVREF
21 GND
20 VINT
19 VM
18 VM
17 VCP
16 nFAULT
15 CONFIG
14 M1
13 M0 / APHASE
RGE PACKAGE
(TOP VIEW)
AOUT 1 1
AISEN 2
AOUT 2 3
BOUT 2 4
BISEN 5
BOUT 1 6
GND
(PPAD)
18 GND
17 VINT
16 VM
15 VM
14 VCP
13 nFAULT
4
Submit Documentation Feedback
Product Folder Link(s): DRV8834
Copyright © 2012, Texas Instruments Incorporated