TDA5147K Datasheet, PDF (21/32 Pages) NXP Semiconductors – 12 V Voice Coil Motor VCM driver and spindle motor drive combination chip

Philips Semiconductors
12 V Voice Coil Motor (VCM) driver and
spindle motor drive combination chip
Product specification
TDA5147K
MODE TABLES
Table 2 V_PCNTL and SCNTL modes
MODES OF OPERATION AT
POWER GOOD (POR = HIGH)
V_PCNTL INPUT STATE⁽¹⁾
VCM enable
VCM disable
Park
Spindle enable
Spindle disable
Spindle brake
Spindle mode
HIGH
high impedance
LOW
X
X
X
high impedance
Note
1. X = Don't care.
SCNTL INPUT STATES⁽¹⁾
SCNTL1
SCNTL2
SCNTL3
X
X
X
see Table 3
LOW
HIGH
LOW
X
X
X
see Table 3
LOW
HIGH
LOW
X
X
X
see Table 3
LOW
HIGH
LOW
Table 3 Booster, driver, comparator, decoder, amplifier and filter modes
FUNCTION
Spindle enable
Spindle disable
POR LOW
Sleep
UPPER
BOOSTER
ON
ON
OFF
OFF
UPPER
DRIVERS
ON
ON
OFF
OFF
LOWER
DRIVERS
ON
ON
ON
ON
COMPARATOR
ON
ON
ON
ON
CONTROL
AMPLIFIER
ON
ON
OFF
OFF
Table 4
FUNCTION
Spindle enable
Spindle disable
POR LOW
Sleep
ONE-SHOT
CURRENT
COMPARATOR
ON
ON
ON
ON
ON
ON
ON
ON
PWM
DECODER
FILTER
ON
ON
ON
ON
SMODE
COMPARATOR
ON
ON
ON
ON
CURRENT
SENSE
AMPLIFIER
ON
ON
OFF
OFF
LOGIC
DECODER
ON
ON
ON
ON
1996 Jul 26
21