點晶科技股份有限公司
SILICON TOUCH TECHNOLOGY INC.
ST1114E/ST1114K/ST1114P
Truth Table
State
HIN
H
O1
OFF
ON
O2
ON
Operation
Operation
L
OFF
OFF
ON
Lock protection
Self restart*
Self restart*
H/L
H
OFF
OFF
ON
L
OFF
*The motor will be powered up by turn on output drivers for a period about 156ms
per 1.25sec (at VDD = 12V) through self-restart mechanism after the motor is
locked.
Block Diagram & Application Circuit
POWER
To
Controller
Power
VDD
R1
FG
VDD
FG
TACHO
GENERATOR
O1
+
HALL
IC
LOGIC
BLOCK
HIN
-
O2
LOCK DETECTION
and PROTECTION
GND
SP-ST1114EKP-A.011
Version:A.011
Page:4