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Specifications are subject to change without notice
MEDIATEK CONFIDENTIAL, NO DISCLOSURE
10
Pin Main Alt. Type Description
8 XTALO Output
27MHz
crystal
output
9
AGND33
Analog
Ground
Analog Ground
10
V20
Analog
output
Reference voltage 2.0V
11
V14
Analog
output
Reference voltage 1.4V
12
REXT GPO5
Analog
Input
1) Current reference input. It generates reference current for RF path.
Connect an external 15K resistor to this pin and AVSS
2) GPO5
13
MDI1
Analog
Input
Laser power monitor input
14
LDO1
Analog
Output
Laser driver output
15
LDO2
Analog
Output
Laser driver output
16
AVDD33_2
Analog
Power
Analog 3.3V power
17
DMO
Analog
Output
Disk motor control output. PWM output
18
FMO
Analog
Output
Feed motor control. PWM output
19
TRAY_OPEN
Analog
Output
Tray PWM output/Tray open output
20
TRAY_CLOSE
Analog
Output
Tray PWM output/Tray close output
21
TRO
Analog
Output
Tracking servo output. PDM output of tracking servo compensator
22
FOO
Analog
Output
Focus servo output. PDM output of focus servo compensator
23
FG GPIO2
Analog
1) Motor Hall sensor input
2) GPIO2
24 USB_DM
Analog
Inout
USB port DMINUS analog pin
25 USB_DP
Analog
Inout
USB port DPLUS analog pin
26
VDD33_USB
USB Power USB Power pin 3.3V
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