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AS7058 Datasheet(PDF) 14 Page - ams-OSRAM AG

Part # AS7058
Description  IC for PPG, ECG and body impedance measurement
PDF  199 Pages
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Manufacturer  AMSOSRAM [ams-OSRAM AG]
Direct Link  https://ams-osram.com/
Logo AMSOSRAM - ams-OSRAM AG

AS7058 Datasheet(HTML) 14 Page - ams-OSRAM AG

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AS7058
Electrical characteristics
Datasheet • PUBLIC • Document Feedback
DS001077 • v2-00 • 2025-Sep-24
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Symbol
Parameter
Conditions
Min
Typ
Max
Unit
LED driver
LEDRES
LED driver
resolution
8
bit
IRANGE1
Allowed operating
input current for
LED pin 1 to 4
(X = 1 to 4)
LEDX_IRNG = 0
25
mA
LEDX_IRNG = 1
150
LEDX_IRNG = 2
225
LEDX_IRNG = 3
300
IRANGE2
Allowed operating
input current for
LED pin 5 to 8
(X = 5 to 8)
LEDX_IRNG = 0
25
mA
LEDX_IRNG = 1
150
LEDX_IRNG = 2
225
LEDX_IRNG = 3
300
VCompl1
Compliance
voltage for LED
pin 1 to 4
(X = 1 to 4)
LEDX_IRNG = 0
0.3
V
LEDX_IRNG = 1
0.4
V
LEDX_IRNG = 2
0.55
V
LEDX_IRNG = 3
0.75
V
VCompl2
Compliance
voltage for LED
pin 5 to 8
(X = 5 to 8)
LEDX_IRNG = 0
0.3
V
LEDX_IRNG = 1
0.4
V
LEDX_IRNG = 2
0.55
V
LEDX_IRNG = 3
0.75
V
ECG/BioZ channel
MOD3RES
ADC resolution of
ECG and BioZ
Modulator 3
20
bit
ECG amplifier
VIN_SIG
Input signal ECG
-10
10
mV
VIN_DC_OFF
Input DC offset
-300
300
mV
VNoise, p-v
Input peak to
valley noise
50
µV
RIN
Input impedance
1
GΩ
VECG_REF
ECG_REF voltage
0.8
V
CMRR
Common-mode
rejection ratio
According to IEC60601-2-47
117
dB
ECGNOISE
Input-referred
noise
According to IEC60601-2-47
2
µVRMS
ECGLEAK
Input leakage
current
At ECG_INN and ECG_INP
70
pA
ECGGAIN_ACC
Gain accuracy
According to IEC60601-2-47
2.5
%



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