HT46801N-1 Holtek Semiconductor, HT46801N-1 Datasheet - Page 3

• Manufacturer Part Number: HT46801N-1
• Description: (HT4xR01x-1) Small Package 8-Bit OTP MCU
• Manufacturer: Holtek Semiconductor

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Pin Description
The function of each pin is listed in the following tables, however the details behind how each pin is configured is con-
tained in the other individual peripheral function sections.
HT46R01B-1
Note:
Rev.1.00
PA0/AN0
PA1/PFD/AN1
PA2/TC0/AN2
PA3/INT/AN3
PA4/TC1/PWM
PA5/OSC2
PA6/OSC1
PA7/RES
VDD
VSS
Pin Name
OPT: Optional by configuration option (CO) or register option
I/T: Input type
O/T: Output type
CO: Configuration option
ST: Schmitt Trigger input
AN: analog input;
CMOS: CMOS output
NMOS: NMOS output
OSC: Oscillator pin
PWR: Power
*: AVDD is the ADC power supply and is bonded together internally with VDD while AVSS is the ADC ground
pin and is bonded together internally with VSS.
Function
OSC2
OSC1
PWM
VDD
AN0
PFD
AN1
AN2
AN3
RES
VSS
PA0
PA1
PA2
TC0
PA3
PA4
TC1
PA5
PA6
PA7
INT
TMR0C
TMR1C
CTRL0
CTRL1
CTRL0
PAWK
ADCR OPAI
PAWK
ADCR
PAWK
ADCR
PAWK
INTC0
ADCR OPAI
PAWK
PAWK
PAWK
PAWK
PAPU
PAPU
PAPU
PAPU
PAPU
PAPU
PAPU
OPT
CO
CO
CO
PWR
PWR
OSC
ST
ST
ST
ST
ST
ST
ST
ST
ST
ST
ST
ST
I/T
CMOS General purpose I/O. Register enabled pull-up and wake-up.
CMOS General purpose I/O. Register enabled pull-up and wake-up.
CMOS PFD output
CMOS General purpose I/O. Register enabled pull-up and wake-up.
CMOS General purpose I/O. Register enabled pull-up and wake-up.
CMOS General purpose I/O. Register enabled pull-up and wake-up.
CMOS PWM output
CMOS General purpose I/O. Register enabled pull-up and wake-up.
CMOS General purpose I/O. Register enabled pull-up and wake-up.
NMOS General purpose I/O. Register enabled wake-up.
OPAO Analog to Digital Converter channel input 1
OPAO Analog to Digital Converter channel input 2
OSC
O/T
Analog to Digital Converter channel input 0
External Timer 0 clock input
External interrupt input
Analog to Digital Converter channel input 3
External Timer 1 clock input
Oscillator pin
Oscillator pin
Reset input
Power supply
Ground
3
HT46R01B-1/HT46R01N-1
HT48R01B-1/HT48R01N-1
Description
June 9, 2011
Datasheet pdf - http://www.DataSheet4U.net/