HT82M35D-1 データシートの表示（PDF） - Holtek Semiconductor
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HT82M35D-1 Datasheet PDF : 7 Pages
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Preliminary
HT82M35X
Pin Description
Pin Name I/O
Description
RB, RO, LB
Right Button: Normal pull-high resistor (30kW)
I Rolling Button: Normal pull-high resistor (30kW)
Left Button: Normal pull-high resistor (30kW)
Z2/A, Z1/B
I ²Z² axis input supports three kinds of scroller input
Normal pull-high resistor (30kW)
RB1, RB0
I Input ports with 30kW pull-high resistor
SDIO
I/O Serial data for Agilent sensor IC SDIO
SCLK
O Serial data for Agilent sensor IC SCLK
VSS
¾ Negative power supply, ground
RES
I Chip reset input, low active
VDD
¾ 5V positive power supply
OSCI
I 2MHz RC oscillator for system frequency with external pull-high resistor (140kW)
NC
¾ No connection
PS2CK
I/O PS/2 mouse CLK line
PS2D
I/O PS/2 mouse data line
Absolute Maximum Ratings
Supply Voltage ...........................VSS-0.3V to VSS+6.0V
Input Voltage ..............................VSS-0.3V to VSS+6.0V
Storage Temperature ............................-50°C to 125°C
Operating Temperature...........................-40°C to 85°C
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 reliabil-
ity.
D.C. Characteristics
Symbol
Parameter
Test Conditions
VDD
Conditions
VDD
Operating Voltage
¾ fSYS=2MHz
IDD
Operating Current
5V No load, fSYS=2MHz
VIL1
Input Low Voltage for RB, LB, RO, Z1,
Z2, RB1, RB0, SDIO, PS2CK and PS2D
¾
¾
VIH1
Input High Voltage for RB, LB, RO, Z1,
Z2, RB1, RB0, SDIO, PS2CK and PS2D
¾
¾
VIL2
Input Low Voltage for RES
¾
¾
VIH2
Input High Voltage for RES
¾
¾
IOL
I/O Port Sink Current
5V VOL=0.1VDD
IOH
I/O Port Source Current
5V VOL=0.9VDD
RPH
Pull-high Resistance for RB, LB, RO, Z1,
Z2, RB1, RB0, SDIO, PS2CK and PS2D
5V
¾
Ta=25°C
Min. Typ. Max. Unit
4.0 5.0 5.5 V
¾ 2.5
4
mA
0
¾ 0.3VDD V
0.7VDD ¾
VDD
V
0
¾ 0.4VDD V
0.9VDD ¾
VDD
V
10 20
¾ mA
-2 -4
¾ mA
10 30 50 kW
Rev. 1.00
2
May 30, 2007
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