AM9293Q

Optical Disc ICs

http://www.amtek-semi.com

M

1

Specifications subject to change without notice

- 2 -

(Unless otherwise specified, Ta = 25℃, VDD1=VDD2= 5V, VCCB=VM=12V, RNF=0.66Ω,

VREF=1.65V)

Parameter

Symbol

Limit

Unit

Conditions

Min

Typ

Max

Common

Sleep current

-

700

-

uA

MU1=0V

Quiescent current

-

3

-

mA

MU1=5V, MU2=5V

MUTE1/MUTE2

terminal low voltage

VMU1L/

VMU2L

0

-

0.8

V

MU1/MU2

MUTE1/MUTE2

terminal high voltage

VMU1H/

VMU2H

2.5

-

5

V

MU1/MU2

MUTE1/MUTE2

terminal input current

IMU1/

IMU2

-

-

500

uA

MU1/MU2=5V

PWM carrier frequency

Fosc

-

85

-

KHz

VREF input voltage

range

VinREF

1.0

-

3.0

V

VREF terminal input

current

IinREF

-

50

-

uA

VREF=1.65V

Spindle driver block < FG output>

High voltage

VFGH

4.9

V

100 kΩ pull up to VDD

Low voltage

VFGL

-

0.1

V

Spindle driver block <Torque control>

Output on resistance

RDSON

2

Ω

Io=0.5[A]

Control voltage dead

zone-

VDZ-

-80

-40

0

mV

SPIN<VREF [REVERSE]

Control voltage dead

zone+

VDZ+

0

+40

+80

mV

VREF<SPIN [FORWARD]

Control gain

Gvo

0.85

1.0

1.15

V/V

Gio=Gvo/RNF[A/V]

Control limit 1F

Vlim1F

0.55

V

Ilim1F=Vlim1F/RNF

[FORWARD]

Control limit 1R

Vlim1R

0.32

V

Ilim1R=Vlim1R/RNF

[REVERSE]

This product is not designed for protection against radioactive rays.