AS7000 datasheet(28/92 Pages) AMSCO

Part #	AS7000

Description	The AS7000 device provides a flexible analog front end for light sensing applications

PDF	92 Pages

Scroll/Zoom	100%

Manufacturer	AMSCO [ams AG]

Direct Link	http://www.ams.com

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28 / 92 page

Page 28

ams Datasheet

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[v1-12] 2018-Feb-26

AS7000 − Detailed Description

Figure 26:

Block Diagram of Sequencer

Sequencer

Synchronous Demodulator control

pd1

pd2

pd3

pd4

pdi_1

pdi_0

pd_ampcap

pd_ampres

pdoffx

pd_amp_en

ADC

gain_byp

sd_byp

Synchronous Demodulator

TIA

Gain Stage

hp_byp

High Pass Filter

sd_bw

aa_freq

200Hz

sd_en

hp_freq

hp_en

gain_g

gain_en

SET

CL R

seq_led_start

seq_led_stop

led_x_mode

x=1...4

SET

CL R

seq_itg_start

seq_itg_stop

clk

SET

CL R

seq_sdp_start

seq_sdp_stop

clk

SET

CL R

seq_sdm1_start

seq_sdm1_stop

clk

SET

CL R

seq_sdm2_start

seq_sdm2_stop

clk

-1

clk

clk*16

-1

seq_adc_inc

seq_adc

-1

seq_adc_frac_inc

seq_adc_frac

div

sd_subs

div

seq_div

1µs

clk

Counter

0...seq_period-1

Run / Stop

Logic

seq_count

cycles

seq_start

Run/Reset

init

diode_ctrl

+1 -1

ADC control

AS7000 Datasheet(PDF) 28 Page - ams AG

AS7000 Datasheet(HTML) 28 Page - ams AG

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