HT45F23A View Datasheet(PDF) - Holtek Semiconductor

Part Name

Description

Manufacturer

HT45F23A

8-Bit Flash MCU with Op Amps & Comparators

Holtek Semiconductor 

HT45F23A

8-Bit Flash MCU with Op Amps & Comparators

Symbol

Parameter

VLVD1

VLVD2

VLVD3

VLVD4

VLVD5

VLVD6

VLVD7

VLVD8

Low Voltage Detector Voltage

IOL

I/O Port Sink Current

IOH

I/O Port Source Current

RPH

AVDD

VAD

VREF

DNL

Pull-high Resistance

A/D Converter Operating

Voltage

A/D Input Voltage

A/D Input Reference Voltage

Range

ADC Differential Non-Linearity

INL

ADC Integral Non-Linearity

IADC

VBG

ILVR

VSCOM

IDD

Additional Power Consumption

if A/D Converter is Used

Bandgap Reference with Buffer

voltage

DC current when LVR or LVD

turn on

VDD/2 Voltage for LCD COM

VLDO/2 Voltage for LCD COM

Quiescent current

IOUT

Output Current

Test Conditions

VDD

Conditions

LVDEN=1, VLVD=2.0V

LVDEN=1, VLVD=2.2V

LVDEN=1, VLVD=2.4V

LVDEN=1, VLVD=2.7V

—

LVDEN=1, VLVD=3.0V

LVDEN=1, VLVD=3.3V

LVDEN=1, VLVD=3.6V

LVDEN=1, VLVD=4.4V

3V

VOL=0.1VDD

5V

3V

VOH=0.9VDD

5V

3V —

5V —

——

——

— AVDD=5V

3V

VREF=VDD, tAD=1µs

5V

3V

VREF=VDD, tAD=1µs

5V

3V —

5V —

——

3V

—

5V

5V No load

5V No load

5V

No load, A1OEN/A2OEN

fixed to 0

ISEL=0, LCDBUF=disable

ISEL=1, LCDBUF=disable

5V

ISEL=0, LCDBUF=enable

ISEL=1, LCDBUF=enable

Note: 1. tSYS= 1/fSYS; tSUB = 1/fSUB

2. Detailed showing please refer LDO section.

Min. Typ. Max. Unit

2.0

2.2

2.4

-5%× 2.7 +5%×

Typ. 3.0 Typ.

V

3.3

3.6

4.4

6

12

—

mA

10

25

—

mA

-2

-4

—

mA

-5

-8

—

mA

40

60

80

kΩ

10

30

50

kΩ

2.7

—

5.5

V

0

—

VREF

V

2

—

VDD

V

—

±1

±2 LSB

—

±2

±4 LSB

—

0.5 1.0 mA

—

1.5 3.0 mA

-3% 1.25 +3%

V

—

—

0.475

0.475

10

20

0.500

0.500

15

30

0.525

0.525

µA

µA

VDD

VLDO

—

120

—

µA

—

10

—

µA

—

25

—

µA

—

2

—

mA

—

2

—

mA

Rev. 1.00

16

July 03, 2012

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