HT48R064 datasheet(9/94 Pages) HOLTEK

9 / 94 page

Pin Name

Function

OPT

I/T

O/T

Description

PC3/PWM1

PCn

PCPU

CMOS General purpose I/O. Register enabled pull-up.

PWM1

CTRL1

CMOS PWM output

PC4/XT2

PCn

PCPU

CMOS General purpose I/O. Register enabled pull-up.

XT2

LXT

Low frequency crystal pin

PC5/XT1

PCn

PCPU

CMOS General purpose I/O. Register enabled pull-up.

XT1

LXT

Low frequency crystal pin

PD0, PD1

PD3~PD7

PDn

PDPU

CMOS General purpose I/O. Register enabled pull-up.

PD2/TC2

PDn

PDPU

CMOS General purpose I/O. Register enabled pull-up.

TC2

External Timer 2 clock input - HT48R0662 doesn

¢t have TC2

PE0~PE7

PEn

PEPU

CMOS General purpose I/O. Register enabled pull-up.

PF0, PF1

PFn

PFPU

CMOS General purpose I/O. Register enabled pull-up.

VDD

PWR

Power supply

VSS

PWR

Ground

Note:

I/T: Input type; O/T: Output type

OPT: Optional by configuration option (CO) or register option

PWR: Power; CO: Configuration option

ST: Schmitt Trigger input; CMOS: CMOS output

SCOM: Software controlled LCD COM

HXT: High frequency crystal oscillator

LXT: Low frequency crystal oscillator

Absolute Maximum Ratings

Supply Voltage ...........................VSS

-0.3V to VSS+6.0V

Storage Temperature ............................

-50°Cto125°C

Input Voltage..............................VSS

-0.3V to VDD+0.3V

Operating Temperature...........................

-40°Cto85°C

IOL Total ..............................................................100mA

IOH Total............................................................

-100mA

Total Power Dissipation .....................................500mW

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.

HT48R063/064/065/066/0662/067

Rev. 1.30

June 11, 2010

HT48R064 Datasheet(PDF) 9 Page - Holtek Semiconductor Inc

HT48R064 Datasheet(HTML) 9 Page - Holtek Semiconductor Inc

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