HOLTEK HT82M23C

HT82M23A/HT82M23B/HT82M23C
3/5-Key USB+PS/2 Optical Mouse Controller
Features
· Operating voltage: 4.4V~5.25V
· HALT function and wake-up feature reduce power
consumption
· Compatible with Microsoft Windows 2000 and
· Plug and Play functions
5-button Wheel Mouse
· Microsoft 3D Intelli mouse and IBM PS/2 mouse
· Minimal external components
compatible
· 6MHz crystal oscillator for system clock
· Supports 3/5 buttons and Z-axis input
· Interface compliant with ADNS-2051, ADNS-2610
· Z-axis can support two kinds of scroller input
and ADNS-2620
(optomechanical and mechanical)
· Pass WHQL, USB-IF and EMC testing
· 3 key or 5 key mode can be selected by package
· HT82M23A is pin compatible with HT82M22A
· Complete Universal Serial Bus specs V2.0
· HT82M23B/HT82M23C is pin compatible with
compatibility
HT82M21A
· Serial Bus Interface Engine (SIE)
· HT82M23A: 20-pin DIP/SOP package
· USB transceiver
HT82M23B/HT82M23C: 18-pin DIP/SOP package
· Single chip solution especially for USB mouse
function
General Description
ponents to implement 3D or Windows 2000 5 key USB
plus PS/2 mouse. All its features combined and make
up this versatile Holtek 8-bit MCU with an on-chip USB
interface logic. The USB is specified by the Universal
Serial Bus Specification V2.0.
HT82M23A/HT82M23B/HT82M23C is a Plug and Play
Windows 2000 and 5-button 3D USB+PS/2 Mouse controller. The HT82M23A/HT82M23B/HT82M23C can
support the USB Standard Request as well as HID Class
Request version 1.1. It is compatible with Microsoft Intelli
3D or Windows 2000 5 key PS/2 mouse. The Z-axis can
support two kinds of scroller input, namely; mechanical
and optomechanical. It requires minimal external com-
The USB vendor ID for HT82M23A/HT82M23B/
HT82M23C is defined as 04D9H, the USB product ID is
different by different package
Selection Table
Part No.
Interface
Mode
USB Product ID
Package
HT82M23A
USB and PS/2
Windows 2000
048EH
20DIP/SOP
HT82M23B
USB and PS/2
3D
0499H
18DIP/SOP
HT82M23C
USB only
3D
0499H
18DIP/SOP
Rev. 1.10
1
January 22, 2007
HT82M23A/HT82M23B/HT82M23C
Block Diagram
U S B
T r a n s c e iv e r
R e g is te r
S e t
U S B
R e c e iv e r
U S B D +
U S B D -
U S B
T r a n s m itte r
U S B
In te rfa c
(S
a
C o
L o
V o lta g e
R e g u la to r
V 3 3 O
O S C 1
O S C 2
S e r ia l
e E n g in e
IE )
n d
n tro l
g ic
C lo c k
G e n e ra to r
M a in
S ta te m a c h in e
R C
R E S E T
S u s p e n s io n
C o n tro l
H o lte k
8 - b it
M ic r o c o n tr o lle r
F IF O s ´ 2
V D D
V S S
Pin Assignment
V S S
1
2 0
O S C 1
V 3 3 O
2
1 9
O S C 2
V S S
1
1 8
O S C 1
U S B D + /C L K
3
1 8
V D D
V 3 3 O
2
1 7
O S C 2
U S B D - /D A T A
4
1 7
L E D
U S B D + /C L K
3
1 6
V D D
R E S E T
5
1 6
M
U S B D - /D A T A
4
1 5
L E D
S E L 1
6
1 5
R
R E S E T
5
1 4
M
S D IO
7
1 4
L
S E L 1
6
1 3
R
S C L K
8
1 3
Z 2
S D IO
7
1 2
L
S E L 0
9
1 2
Z 1
S C L K
8
1 1
Z 2
R B 0
1 0
1 1
R B 1
S E L 0
9
1 0
Z 1
H T 8 2 M 2 3 B /H T 8 2 M 2 3 C
1 8 D IP -A /S O P -A
H T 8 2 M 2 3 A
2 0 D IP -A /S O P -A
Rev. 1.10
2
January 22, 2007
HT82M23A/HT82M23B/HT82M23C
Pin Description
Pin Name
I/O
Description
VSS
¾
Negative power supply, ground
V33O
O
3.3V voltage output
USBD+/CLK
I/O
USB data plus or PS2 Clock, F/W auto-detect USBD+ for USB, CLK for PS2
USBD-/DATA
I/O
USB data minus or PS2 Data, F/W auto-detect USB- for USB, DATA for PS2
RESET
I
Chip reset input, low active
SEL1
SEL0
I
Configuration selections
SEL1=0: Z-axis is divided by 2 (default)
SEL1=1: Z-axis is divided by 4
For ADNS 2051:
SEL0=0: 800DPI (default)
SEL0=1: 400DPI
For ADNS 2610/2620:
SEL0=0, 400DPI (default)
SEL0=1, 800DPI-by firmware
SDIO
I/O
Serial data for Agilent sensor IC SDIO
SCLK
I
Serial data for Agilent sensor IC SCLK
RB0, RB1
L, R, M
I
Click button detection. Input ports with 30kW pull-high resistor.
Input ports with pull-high resistor. These pads can function as Left, Right, Middle, B4 and B5
button input lines.
I
Z-axis input supports two kinds of scroller input; optomechanical and mechanical.
Z1, Z2
LED
I/O
Drives LED output
VDD
¾
5V positive power supply
OSC2
O
6MHz OSC output
OSC1
I
6MHz OSC input
Absolute Maximum Ratings
Supply Voltage ..............................VSS-0.3V to VSS+6V
Storage Temperature ............................-50°C to 125°C
MCU Input Voltage.....................VSS-0.3V to VDD+0.3V
Operating Temperature...........................-25°C to 70°C
USB Input Voltage ....................VSS-0.3V to V33O+0.3V
Note: These are stress ratings only. Stresses exceeding the range specified under ²Absolute Maximum Ratings² may
cause substantial damage to the device. Functional operation of this device at other conditions beyond those
listed in the specification is not implied and prolonged exposure to extreme conditions may affect device reliability.
Rev. 1.10
3
January 22, 2007
HT82M23A/HT82M23B/HT82M23C
D.C. Characteristics
Symbol
VDD
Ta=25°C
Test Conditions
Parameter
VDD
Conditions
¾
¾
Operating Voltage
No load,
fSYS=6MHz
Min.
Typ.
Max.
Unit
4.4
¾
5.25
V
USB mode
¾
10
¾
mA
PS/2 mode
¾
3
¾
mA
¾
¾
250
mA
Operating Current
(Crystal OSC)
5V
ISUS
USB Suspend Mode
5V
VIL1
Input Low Voltage
(Z1, Z2, L, M, R)
5V
¾
0
¾
1.0
V
VIH1
Input High Voltage
(Z1, Z2, L, M, R)
5V
¾
3.5
¾
5
V
VIL2
Input Low Voltage (RESET)
5V
¾
0
¾
1.5
V
VIH2
Input High Voltage (RESET)
5V
¾
3.5
¾
5
V
VPOR
Built-in Power on Reset VDD
Detection Voltage
5V
¾
¾
3.7
¾
V
IOL
Sink Current (LED)
5V
¾
50
¾
mA
IDD
No load, system HALT
VOL=0.8V
A.C. Characteristics
Symbol
fSYS
Ta=25°C
Test Conditions
Parameter
VDD
Conditions
5V
¾
System Clock (Crystal OSC)
Min.
Typ.
Max.
Unit
0
6000
¾
kHz
Note: tSYS=1/fSYS
Timing Diagram
Z-axis Photo-Coupler Crossed Width
Z 1
Z 2
tr
N o te :
F o r Z - a x is
tP
tf
tr, tP , tf > 1 m s
Z-axis Counting
Z 1
Z 2
+ 1
Rev. 1.10
+ 1
-1
4
-1
January 22, 2007
HT82M23A/HT82M23B/HT82M23C
Functional Description
PS/2 Mouse
Command
· PS/2 status byte
¨
FAh
Bit 7: Reserved
C8h
FAh
Bit 6: 0=Stream Mode, 1=Remote Mode
F3h
FAh
Bit 5: 0=Disabled, 1=Enabled
64h
FAh
Bit 4: 0=Scaling 1:1, 1=Scaling 2:1
F3h
FAh
Bit 3: 1=Wrap Mode, 0=Stream or Remote
(different from IBM specs.)
50h
FAh
F2h
FAh, 03h
Byte 1
Bit 2: 1=Left Button Pressed
· For HT82M23A, mouse mode changes between
Bit 1: 1=Middle Button Pressed
Standard and Windows 2000 PS/2 mode.
Sending the commands in the following sequence will
set the mouse to Windows 2000 PS/2 mode.
Bit 0: 1=Right Button Pressed
¨
Byte 2
Command
Bit 0~7 current resolution setting
(Bit 0=LSB)
¨
Response From Mouse
F3h
Response From Mouse
F3h
FAh
Byte 3
C8h
FAh
Bit 0~7 current sampling rate (Bit 0=LSB)
F3h
FAh
C8h
FAh
FAh
· Standard PS/2 data format (HT82M23A/HT82M23B)
Bit No.
1st word
7
6
5
4
3
2
1
0
F3h
YV
XV
YS
XS
1
M
R
L
50h
FAh
F2h
FAh, 04h
2nd word
X7
X6
X5
X4
X3
X2
X1
X0
3rd word
Y7
Y6
Y5
Y4
Y3
Y2
Y1
Y0
¨
· Data format for 3D PS/2 (HT82M23A/HT82M23B)
Bit No.
7
6
5
4
1st word
YV
XV
YS
XS
1
M
R
L
2nd word
X7
X6
X5
X4
X3
X2
X1
X0
3rd word
Y7
Y6
Y5
Y4
Y3
Y2
Y1
Y0
4th word
Z7
Z6
Z5
Z4
Z3
Z2
Z1
Z0
Note:
3
2
1
Any time the PC sends a reset ²FFh² command to
the mouse, it will reset the mouse to Standard PS/2
mode.
After power-on reset is initiated, the mouse is set to
Standard PS/2 mode.
0
· USB mouse data format for 3D mod
(HT82M23A/HT82M23B/HT82M23C)
Bit No.
The X/Y data report is 9-bit 2¢s complement
The Z data report is 8-bit 2¢s complement
· Data format for 5-button Wheel Mouse (HT82M23A)
7
6
5
4
3
2
1
0
1st word
0
0
0
0
0
M
R
L
2nd word
X7
X6
X5
X4
X3
X2
X1
X0
3rd word
Y7
Y6
Y5
Y4
Y3
Y2
Y1
Y0
4th word
Z7
Z6
Z5
Z4
Z3
Z2
Z1
Z0
Bit No.
7
6
5
4
3
2
1
0
1st word
0
0
YS
XS
1
M
R
L
2nd word
X7
X6
X5
X4
X3
X2
X1
X0
Bit No.
3rd word
Y7
Y6
Y5
Y4
Y3
Y2
Y1
Y0
1st word
0
0
0
R
L
Z0
2nd word
X7
X6
X5
X4
X3
X2
X1
X0
3rd word
Y7
Y6
Y5
Y4
Y3
Y2
Y1
Y0
4th word
Z7
Z6
Z5
Z4
Z3
Z2
Z1
Z0
4th word
Note:
0
0
RB1 RB0 Z3
Z2
Z1
· Data format for Windows 2000 mode (HT82M23A)
X- movement towards the right is positive, moving towards the left is negative
Y- upward movement is positive, moving down
is negative
Note:
Z- rolling towards the user is positive, else negative
6
5
4
3
2
RB1 RB1 M
1
0
X- movement towards the right is positive, moving towards the left is negative
Y- upward movement is negative, moving down
is positive
Button status: 1=pressed, 0=released
Z- rolling towards the user is negative, else positive
· For HT82M23A/HT82M23B, mouse mode changes
Button status: 1=pressed, 0=released
between Standard and 3D PS/2 mode.
Sending the commands in the following sequence will
set the mouse to 3D PS/2 mode.
Rev. 1.00
7
5
January 12, 2006
HT82M23A/HT82M23B/HT82M23C
Application Circuits
HT82M23A Application Circuit is for Reference Only
V
V D D
2
1 0 m F
U S B -
3 3 W
1
5 k W
3
5 k W
S W 1
0 .0 1 m F
4
V S S
V 3 3 O
U S B D + /C L K
U S B D - /D A T A
2
4
5
S W 2
R E
S E
S D
S C
S E
R B
6
7
S D IO
S C L K
8
1 0
S W 3
9
O S C
O S C
V D
L E
D
1 7
1 6
3
2
4
1 3
Z 2
5
1 2
Z 1
O S C _ IN
O S C _ O U T
X B
X A
Y B
Y A
1 1
R B 1
7
R E F A
R E F B
X Y _ L E D
P D
S D IO
S C L K
G N D
G N D
2 .2 m F
8
0 W
6
1 5
1 6
S D IO
S C L K
1
1 2
1 0
A D N S 2 0 5 1
1 0 0 k W
1 0 k W
M B
R B 0
0 .1 m F
L B
6 M H z
R B 1
1 .5 k W
V
V D D
2
0 .0 1 m F
: 8
: 4
: Z
: Z
: U
: U
0 0 D P
0 0 D P
/2 (d e
/4
+ P C
S B o
I ( d e fa u lt)
I
fa u lt)
o m b o
n ly
4
3 3 W
3
5 k W
V S S
V 3 3 O
U S B D + /C L K
U S B D - /D A T A
2
4
5
S W 2
6
7
S D IO
S C L K
8
1 0
S W 3
9
R E
S E
S D
S C
S E
R B
O S C
O S C
V D
L E
D
V D D
2 4 M H z
1 6
L
Z 2
Z 1
R B 1
1
0 .1 m F
1 5
R
1 k W
5
X Y _ L E D
1 7
D
1 0 0 k W
7
B
1 8
2
1 4
6
1 3
1 2
3
O S C _ IN
S D IO
O S C _ O U T
S C L K
G N D
R E F A
S D IO
4
S C L K
8
2 .2 m F
1 1
A D N S 2 6 1 0
1 0 0 k W
H T 8 2 M 2 3 A
5 .1 k W
1 0 0 W
1 9
2
M
S E T
L 1
IO
L K
L 0
0
A
2 0
1
0 .1 m F
C
1 k W
S W 1
e n
s e
e n
s e
e n
s e
D D
1 0 m F
3
1
5 k W
o p
c lo
o p
c lo
o p
c lo
3 0 p F
3 0 k W
V S S
1 M W
1 =
1 =
2 =
2 =
3 =
3 =
1
U S B U S B +
3 0 p F
3 3 p F
3 3 p F
N o te : S W
S W
S W
S W
S W
S W
0 .1 m F
R B
3 3 W
3 3 W
1 0 k W
R B 0
0 .1 m F
3 3 W
3 3 p F
N o te :
0 .1 m F
R B
L B
1 .5 k W
3 3 p F
M B
6 M H z
R B 1
3 3 W
Note:
9
1 4
L
V D D
R _ B IN
1 1
0 .1 m F
1 5
R
1 4
1 8 .4 3 2 M H z
H T 8 2 M 2 3 A
5 .1 k W
1 5 k W
1 8
D
0 .1 m F
1 3
B
1 9
2
M
S E T
L 1
IO
L K
L 0
0
A
2 0
1
0 .1 m F
C
1 k W
V S S
3
3 0 k W
U S B +
D D
1
3 0 p F
1 M W
S W
S W
S W
S W
S W
S W
1 =
1 =
2 =
2 =
3 =
3 =
o p
c lo
o p
c lo
o p
c lo
e n
s e
e n
s e
e n
s e
: 8
: 4
: Z
: Z
: U
: U
0 0 D P
0 0 D P
/2 (d e
/4
+ P C
S B o
I ( d e fa u lt)
I
fa u lt)
o m b o
n ly
3 0 p F
Layout 0.1mF capacitor, 33W resistor and 0.01mF capacitor as close to VDD pin as possible.
Rev. 1.00
6
January 12, 2006
HT82M23A/HT82M23B/HT82M23C
HT82M23B/HT82M23C Application Circuit is for Reference Only
V
2
1 0 m F
U S B 4
3 3 W
1
5 k W
3
5 k W
S W 1
0 .0 1 m F
V S
V 3
U S
U S
2
4
5
S W 2
R E
S E
S D
S C
S E
6
7
S D IO
S C L K
8
9
S
3 O
B D + /C L K
B D - /D A T A
O S C
O S C
V D
L E
1 5 k W
1 6
D
1 4
9
2
4
1 1
Z 2
5
1 0
Z 1
O S C _ IN
O S C _ O U T
X B
X A
Y B
Y A
3
1 2
L
H T 8 2 M 2 3 B /C
V D D
R _ B IN
1 1
0 .1 m F
1 3
R
1 4
1 8 .4 3 2 M H z
1 5
D
0 .1 m F
1 3
B
1 7
2
M
S E T
L 1
IO
L K
L 0
A
1 8
1
0 .1 m F
C
1 k W
V S S
3
3 0 k W
U S B +
D D
1
V D D
R E F A
R E F B
X Y _ L E D
P D
S D IO
S C L K
G N D
G N D
7
2 .2 m F
8
0 W
6
1 5
1 6
S D IO
S C L K
1
1 2
1 0
A D N S 2 0 5 1
1 0 0 k W
1 0 k W
M B
0 .1 m F
3 3 W
N o te : S W
S W
S W
S W
0 .1 m F
R B
L B
6 M H z
1 =
1 =
2 =
2 =
o p
c lo
o p
c lo
e n
s e
e n
s e
: 8
: 4
: Z
: Z
0 0 D P I ( d e fa u lt)
0 0 D P I
/2 ( d e fa u lt)
/4
3 3 W
1 .5 k W
V
2
4
3 3 W
S W 1
S W 2
3
V S S
V 3 3 O
U S B D + /C L K
U S B D - /D A T A
2
4
5
R E S E T
S E L 1
6
7
S D IO
S C L K
O S
O S
V
L
8
9
S D IO
S C L K
S E L 0
C 1
C 2
D D
E D
M
R
L
Z 2
Z 1
0 .1 m F
C
1 k W
5 k W
0 .0 1 m F
3 0 k W
3
1
5 k W
D D
1 0 m F
U S B V S S
3 0 p F
1
V D D
U S B +
1 M W
3 0 p F
3 3 p F
3 3 p F
A
1 8
1 0 0 W
1 0 0 k W
7
B
V D D
1 7
1 k W
5
X Y _ L E D
1 6
1 5
2 4 M H z
1 4
1
0 .1 m F
1 3
2
1 2
6
1 1
1 0
O S C _ IN
S D IO
O S C _ O U T
S C L K
3
S C L K
8
R E F A
G N D
S D IO
4
2 .2 m F
H T 8 2 M 2 3 B /C
A D N S 2 6 1 0
1 0 0 k W
1 0 k W
M B
0 .1 m F
N o te :
0 .1 m F
R B
3 3 W
L B
6 M H z
S W
S W
S W
S W
1 =
1 =
2 =
2 =
o p
c lo
o p
c lo
e n
s e
e n
s e
: 4
: 8
: Z
: Z
0 0 D P I ( d e fa u lt)
0 0 D P I- b y fir m w a r e
/2 ( d e fa u lt)
/4
3 3 W
1 .5 k W
3 3 p F
Note:
3 3 p F
3 0 p F
1 M W
3 0 p F
Layout 0.1mF capacitor, 33W resistor and 0.01mF capacitor as close to VDD pin as possible.
Rev. 1.10
7
January 22, 2007
HT82M23A/HT82M23B/HT82M23C
Package Information
18-pin DIP (300mil) Outline Dimensions
A
B
1 8
1 0
1
9
H
C
D
E
a
G
I
F
Symbol
A
Rev. 1.10
Dimensions in mil
Min.
Nom.
Max.
895
¾
915
B
240
¾
260
C
125
¾
135
D
125
¾
145
E
16
¾
20
70
F
50
¾
G
¾
100
¾
H
295
¾
315
I
335
¾
375
a
0°
¾
15°
8
January 22, 2007
HT82M23A/HT82M23B/HT82M23C
18-pin SOP (300mil) Outline Dimensions
1 0
1 8
B
A
9
1
C
C '
G
H
D
E
Symbol
Rev. 1.10
a
F
Dimensions in mil
Min.
Nom.
Max.
A
394
¾
419
B
290
¾
300
C
14
¾
20
C¢
447
¾
460
D
92
¾
104
E
¾
50
¾
F
4
¾
¾
G
32
¾
38
H
4
¾
12
a
0°
¾
10°
9
January 22, 2007
HT82M23A/HT82M23B/HT82M23C
20-pin DIP (300mil) Outline Dimensions
A
B
2 0
1 1
1
1 0
H
C
D
E
Symbol
Rev. 1.10
F
a
G
I
Dimensions in mil
Min.
Nom.
Max.
A
1020
¾
1045
B
240
¾
260
C
125
¾
135
D
125
¾
145
E
16
¾
20
F
50
¾
70
G
¾
100
¾
H
295
¾
315
I
335
¾
375
a
0°
¾
15°
10
January 22, 2007
HT82M23A/HT82M23B/HT82M23C
20-pin SOP (300mil) Outline Dimensions
1 1
2 0
A
B
1
1 0
C
C '
G
H
D
E
Symbol
Rev. 1.10
a
F
Dimensions in mil
Min.
Nom.
Max.
A
394
¾
419
B
290
¾
300
C
14
¾
20
C¢
490
¾
510
D
92
¾
104
E
¾
50
¾
F
4
¾
¾
G
32
¾
38
H
4
¾
12
a
0°
¾
10°
11
January 22, 2007
HT82M23A/HT82M23B/HT82M23C
Product Tape and Reel Specifications
Reel Dimensions
D
T 2
A
C
B
T 1
SOP 18W
Symbol
Description
A
Reel Outer Diameter
B
Reel Inner Diameter
Dimensions in mm
330±1.0
62±1.5
13.0+0.5
-0.2
C
Spindle Hole Diameter
D
Key Slit Width
2.0±0.5
T1
Space Between Flange
24.8+0.3
-0.2
T2
Reel Thickness
30.2±0.2
SOP 20W
Symbol
Description
Dimensions in mm
A
Reel Outer Diameter
330±1.0
B
Reel Inner Diameter
62±1.5
C
Spindle Hole Diameter
13.0+0.5
-0.2
D
Key Slit Width
2.0±0.5
T1
Space Between Flange
24.8+0.3
-0.2
T2
Reel Thickness
30.2±0.2
Rev. 1.10
12
January 22, 2007
HT82M23A/HT82M23B/HT82M23C
Carrier Tape Dimensions
P 0
D
P 1
t
E
F
W
C
D 1
B 0
P
K 0
A 0
SOP 18W
Symbol
Description
Dimensions in mm
W
Carrier Tape Width
24.0+0.3
-0.1
P
Cavity Pitch
16.0±0.1
E
Perforation Position
1.75±0.1
F
Cavity to Perforation (Width Direction)
11.5±0.1
D
Perforation Diameter
1.5±0.1
D1
Cavity Hole Diameter
1.5+0.25
P0
Perforation Pitch
4.0±0.1
P1
Cavity to Perforation (Length Direction)
2.0±0.1
A0
Cavity Length
10.9±0.1
B0
Cavity Width
12.0±0.1
K0
Cavity Depth
2.8±0.1
t
Carrier Tape Thickness
0.3±0.05
C
Cover Tape Width
21.3
SOP 20W
Symbol
Description
Dimensions in mm
W
Carrier Tape Width
24.0+0.3
-0.1
P
Cavity Pitch
12.0±0.1
E
Perforation Position
1.75±0.1
F
Cavity to Perforation (Width Direction)
11.5±0.1
D
Perforation Diameter
1.5+0.1
D1
Cavity Hole Diameter
1.5+0.25
P0
Perforation Pitch
4.0±0.1
P1
Cavity to Perforation (Length Direction)
2.0±0.1
A0
Cavity Length
10.8±0.1
B0
Cavity Width
13.3±0.1
K0
Cavity Depth
3.2±0.1
t
Carrier Tape Thickness
0.3±0.05
C
Cover Tape Width
Rev. 1.10
21.3
13
January 22, 2007
HT82M23A/HT82M23B/HT82M23C
Holtek Semiconductor Inc. (Headquarters)
No.3, Creation Rd. II, Science Park, Hsinchu, Taiwan
Tel: 886-3-563-1999
Fax: 886-3-563-1189
http://www.holtek.com.tw
Holtek Semiconductor Inc. (Taipei Sales Office)
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Tel: 886-2-2655-7070
Fax: 886-2-2655-7373
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Tel: 86-21-6485-5560
Fax: 86-21-6485-0313
http://www.holtek.com.cn
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Tel: 86-10-6641-0030, 86-10-6641-7751, 86-10-6641-7752
Fax: 86-10-6641-0125
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Fax: 86-28-6653-6591
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46729 Fremont Blvd., Fremont, CA 94538
Tel: 1-510-252-9880
Fax: 1-510-252-9885
http://www.holtek.com
Copyright Ó 2007 by HOLTEK SEMICONDUCTOR INC.
The information appearing in this Data Sheet is believed to be accurate at the time of publication. However, Holtek assumes no responsibility arising from the use of the specifications described. The applications mentioned herein are used
solely for the purpose of illustration and Holtek makes no warranty or representation that such applications will be suitable
without further modification, nor recommends the use of its products for application that may present a risk to human life
due to malfunction or otherwise. Holtek¢s products are not authorized for use as critical components in life support devices
or systems. Holtek reserves the right to alter its products without prior notification. For the most up-to-date information,
please visit our web site at http://www.holtek.com.tw.
Rev. 1.10
14
January 22, 2007