HT46R0664 datasheet(9/92 Pages) HOLTEK

9 / 92 page

Rev. 1.00

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Rev. 1.00

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HT46R0664

Enhanced A/D+LCD 8-Bit OTP MCU

Pin Name

Function

OPT

I/T

O/T

Description

PE5/�N5/

SEG�1/COM5

PE5

PEPU

CMOS General p�rpose I/O. Re�ister enabled p�ll-�p.

�N5

�NCSR0

�N

—

�/D channel 5

SEG�1

LCDO

—

CMOS LCD Se�ment Port

COM5

LCDO

—

COM

LCD COM port

PE6/�N4/

SEG��/COM4

PE6

PEPU

CMOS General p�rpose I/O. Re�ister enabled p�ll-�p.

�N4

�NCSR0

�N

—

�/D channel 4

SEG��

LCDO

—

CMOS LCD Se�ment Port

COM4

LCDO

—

COM

LCD COM Port

PF0/�N9

PF0

PFPU

CMOS General p�rpose I/O. Re�ister enabled p�ll-�p.

�N9

�NCSR1

�N

—

�/D channel 9

PF1/�N8

PF1

PFPU

CMOS General p�rpose I/O. Re�ister enabled p�ll-�p.

�N8

�NCSR1

�N

—

�/D channel 8

PF�/�VREF

PF�

PFPU

CMOS General p�rpose I/O. Re�ister enabled p�ll-�p.

�VREF

�CSR

�N

—

�DC Reference Inp�t

VDD

—

PWR

—

Power S�pply

VSS

—

PWR

—

Gro�nd

Legend: 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; AN: Analog input

COM: LCD COM

NMOS: NMOS output

OSC: High frequency crystal oscillator

LXT: Low frequency crystal oscillator

Absolute Maximum Ratings

Supply Voltage ................................................................................................VSS−0.3V to VSS+6.0V

Input Voltage ..................................................................................................VSS−0.3V to VDD+0.3V

Storage Temperature...................................................................................................-50°C to 125°C

Operating Temperature.................................................................................................-40°C to 85°C

IOH Total ..................................................................................................................................-100mA

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

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

Note: These are stress ratings only. Stresses exceeding the range specified under "Absolute Maximum

Ratings" 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.

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