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AS7050

Electrical Characteristics

Short Datasheet

• PUBLIC

DS001051

• v1-00 • 2022-Mar-31

│ 11

Symbol

Parameter

Conditions

Min

Typ

Max

Unit

ppg_ios_fs=3

ppg_ios_fs=4

ppg_ios_fs=5

ppg_ios_fs=6

ppg_ios_fs=7

128

CPD

Total

photodiode

capacitance

connected to

PPG_ADC

0 V reserve voltage

300

IPD

Photo current

input

RTIA (TIA gain)

values 9.375 k

-

1.2 M

;

(∑ signal range 1 µA-

64 µA)

µA

ECG

VIN_SIG

Input signal

ECG

Max ECG input signal

according to IEC

60601-2-47, chapter

201.12.4.4.101

-10

VIN_DC_OFF

Input DC

offset

Max ECG DC Offset

voltage according to

IEC60601-2-47,

chapter

201.12.4.4.101

-300

300

VNoise, p-v

Input-related

peak to

valley noise

Measured at the

output of ECG

amplifier in the

frequency range of fIN

according to IEC

60601-2-47, chapter

201.12.4.4.106

µV

RIN

Input

Impedance

According to IEC

60601-2-47, chapter

201.12.4.4.102

100

MΩ

VECG_REF

ECG_REF

voltage

ecg_ref_enable = 1

0.8

VECG_ref_in

ECG Ref

Input voltage

Input from reference

block

0.8

ECG-MODE DSM Interface

ECG_CR

ECG

conversion

rate

19-bit resolution

kSps

ECG_P_TOTAL

Power

consumption

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