HT45F77 datasheet(19/203 Pages) HOLTEK

19 / 203 page

Rev. 1.20

De�e��e� 1�� 201�

Rev. 1.20

De�e��e� 1�� 201�

HT45F77

Body Fat Scale Flash MCU

HT45F77

Body Fat Scale Flash MCU

Operational Amplifier Electrical Characteristics (Body Fat Circuit)

Ta=25°C

Symbol

Parameter

Test Conditions

Min.

Typ.

Max.

Unit

VDD

Conditions

VDD

Supply Voltage

─

2.2

─

5.5

I��

Supply Current Per Signal Amplifier

5V Io = 0A

150

3�0

500

μA

OP0, OP2

Slew Rate at Unity Gain

3V RL = 100kΩ, CL = 100pF

7.5

─

V/µs

GBW

Gain Bandwidth P�odu�t

3V RL = 100kΩ, CL = 100pF

─

MHz

OP1

Slew Rate at Unity Gain

3V RL = 100kΩ, CL = 100pF

7.5

─

V/µs

GBW

Gain Bandwidth P�odu�t

3V RL = 100kΩ, CL = 100pF

─

MHz

LCD D.C. Characteristics

Ta=25°C

Symbol

Parameter

Test Conditions

Min.

Typ.

Max.

Unit

VDD

Conditions

ILCDOL

LCD �o��on and seg�ent Sink

Cu��ent

VOL=0.1VDD

210

�20

─

μA

350

700

─

μA

ILCDOH

LCD �o��on and seg�ent

Sou��e Cu��ent

VOH=0.9VDD

-80

-1�0

─

μA

-180

-3�0

─

μA

Power-on Reset Characteristics

Ta=25°C

Symbol

Parameter

Test Conditions

Min.

Typ.

Max.

Unit

VDD

Conditions

VPOR

VDD Sta�t Voltage to Ensu�e Powe�-on Reset

—

100

�V

RRVDD

VDD Raising Rate to Ensu�e Powe�-on Reset

—

0.035

—

V/�s

tPOR

Mini�u� Ti�e fo� VDD Stays at VPOR to

Ensu�e Powe�-on Reset

—

�s

Ti me

V DD

V PO R

RR VD D

t PO R

HT45F77 Datasheet(PDF) 19 Page - Holtek Semiconductor Inc

HT45F77 Datasheet(HTML) 19 Page - Holtek Semiconductor Inc

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 ...More

Datasheet Download

Link URL