HT45F3W datasheet(15/167 Pages) HOLTEK

15 / 167 page

Rev. 1.50

De�e��e� 01� �01�

Rev. 1.50

De�e��e� 01� �01�

HT45F3W

R-Type Blood Pressure Meter Flash MCU

HT45F3W

R-Type Blood Pressure Meter Flash MCU

D/A Electrical Characteristics

Ta= 25˚C

Symbol

Parameter

Test Conditions

Min. Typ. Max. Unit

VDD

Conditions

VDAC

D/A Ope�ating Voltage

—

�.4

—

IDAC

D/A Ope�ating Cu��ent

1kHz sin wave� full-s�ale

—

4.5

�A

THD

Total Ha��oni� Disto�tion

—

-54

-48

d�

RES

Resolution

—

1�

�it

Output Voltage Level

—

0.01

—

0.99

VDD

Charge Pump, Regulator and PGA Electrical Characteristics

Ta= 25˚C

Symbol

Parameter

Test Conditions

Min. Typ.

Max.

Unit

VDD

Conditions

Charge Pump and Regulator

VCHPI

Input Voltage

—

Cha�ge Pu�p on

�.�

—

3.�

Cha�ge Pu�p off

3.7

—

�.0

VREGO

Output Voltage

—

No load Ta=�5°C & 85°C

3.0

3.3

3.�

No load Ta=-40°C

�.7

3.3

3.9

VREGDP1 Regulato� Output Voltage D�op

(Co�pa�e with No load)

3.7~5.5V

Cha�ge Pu�p off

Current≤15mA + all circuits which

a�e powe�ed �y the Regulato�

—

100

—

�V

VREGDP� Regulato� Output Voltage D�op

(Co�pa�e with No load)

�.4~3.�V

Cha�ge Pu�p on

Current≤15mA + all circuits which

a�e powe�ed �y the Regulato�

—

100

—

�V

PGA, OP Amplifier and SCF PGA

VADOFF

Input Offset Range

—

VREGO=3.3V

—

500

800

μV

VRFGTC

Refe�en�e Gene�ato�

Temperature Coefficient

—

VREGO=3.3V

—

Pp�/C

VICMR

Co��on Mode Input Range

—

Amplifier, no load

0.�

—

VREGO-1

Integ�ato�� no load

— VREGO-0.�

HT45F3W Datasheet(PDF) 15 Page - Holtek Semiconductor Inc

HT45F3W Datasheet(HTML) 15 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