AS7058 datasheet(70/199 Pages) AMSOSRAM

70 / 199 page

AS7058

Functional description

Datasheet • PUBLIC • Document Feedback

DS001077 • v2-00 • 2025-Sep-24

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Figure 62: Standby enable signal timing diagram

PPG / ECG

Sequencer

PPG/ECG

Sample

PPG/ECG

Sample

PPG/ECG

Sample

PPG/ECG Sample Period

Standby Enable 1

PLL Enable / HF Oscillator Block

Standby Enable 2

LED Voltage Reference Block

Standby Enable 3

Bandgap/Bias IREF Block

Standby Enable 4

VREF Low Pass Filter Block

Standby Enable 5

PPG IDAC Bias Block

Standby Enable 6

PPG VSM Block

Standby Enable 7

PPG 1 / PPG 2 Modulator

If time1_en7 register > 0: time1_en7 * 31.25µs

If time1_en7 register = 0: (time2_en7 + 1) * 0.5µs

Standby Enable 8

ECG VCM Modulator

If time1_en8 register > 0: time1_en8 * 31.25µs

Standby Enable 9

ECG Voltage Ref. Modulator

If time1_en9 register > 0: time1_en9 * 31.25µs

Standby Enable 10

ECG Temperature Block

If time1_en10 register > 0: time1_en10 * 31.25µs

If time1_en10 register = 0: (time2_en10 + 1) * 1µs

Standby Enable 11

ECG Modulator

If time1_en11 register > 0: time1_en11 * 31.25µs

Standby Enable 12

ECG Input Multiplexer

If time1_en12 register > 0: time1_en12 * 31.25µs

Standby Enable 13

ECG VCM Amplifier

If time1_en13 register > 0: time1_en13 * 31.25µs

Standby Enable 14

ECG Amplifier

If time1_en14 register > 0: time1_en14 * 31.25µs

AS7058 Datasheet(PDF) 70 Page - ams-OSRAM AG

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