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

OP Amplifier Electrical Characteristics

Symbol

Parameter

Test Conditions

VDD

Conditions

D.C. Characteristic

VDD

Operating voltage

IDD

Quiescent current

—

—

5V

No load, A1OEN/A2OEN

fixed to 0

VOPOS

IOPOS

Input offset voltage

Input offset current

5V

—

—

VDD=5V, VCM=1/2VDD,

Ta=40˚C~85˚C

VCM

Common Mode Voltage Range —

—

PSRR Power Supply Rejection Ratio —

—

CMRR

Common Mode Rejection Ratio

—

VDD=5V

VCM=0~VDD-1.4V

A.C. Characteristic

AOL

Open Loop Gain

—

—

SR

Slew Rate+, Rate-

— No load

GBW Gain Band Width

— RL=1MΩ, CL=100pF

Min.

Typ.

Ta= 25˚C

Max. Unit

2.2

—

5.5

V

—

200 350

µA

-1

—

+1

mV

—

10

—

nA

VSS

— VDD-1.4 V

58

80

—

dB

58

80

—

dB

60

80

—

dB

—

0.01

—

V/µs

100k 3.5M —

Hz

Comparator Electrical Characteristics

Symbol

Parameter

Test Conditions

VDD

Conditions

VDDC

Comparator Operating Voltage —

—

3V

IDDC

Comparator Operating Current

—

5V

VCPOS1 Comparator Input Offset Voltage 5V CxOF4~0=(10000)

VCPOS2

VCM

Comparator Input Offset Voltage 5V By calibration

Comparator Common Mode

Voltage Range

—

—

AOL Comparator Open Loop Gain

—

—

tPD1

Comparator Response Time

— With 2mV overdrive

tPD2

Comparator Response Time

— With 10mV overdrive

Ta= 25˚C

Min. Typ. Max. Unit

2.2

—

5.5

V

—

20

40

µA

—

30

60

µA

-10

—

+10 mV

-4

—

+4

mV

VSS

— VDD-1.4 V

60

80

—

dB

—

—

2

µs

—

—

1.5

µs

LDO 2.4V

Symbol

Parameter

VDDIN

VDDOUT

IDD

IOUT

Supply Voltage

Output Voltage

Current Consumption

Output Current

Test Conditions

VDD

Conditions

—

—

—

—

— After startup, no load

5V VCAP=1µF

Ta= 25˚C

Min. Typ. Max. Unit

2.7

—

5.5

V

2.28 2.40 2.52

V

—

50

70

µA

200

— 1100 µA

Rev. 1.00

18

July 03, 2012

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