Cirrus-logic CS5373A Manual do Utilizador descarregar pdf (Página 20)

CS5373A

20 DS703F2

3. SYSTEM DIAGRAM

CS5373A

TDATA

CAP+

CAP-

BUF+

BUF-

OUT+

OUT-

MCLK

MSYNC

GND

MODE1

MODE2

ATT 0

ATT 1

MODE0

ATT 2

VA-

2.5 V

VREF

10 Ω

VREF +

VREF -

100 µF

0.1 µF

VA+

VA+ VD

0.1µF

0.1µF

VDVA+

10nF

C0G

GPIO

CS5378

SIGNALS

MCLK

MSYNC

TBSDATA

GPIO

GPIO

GPIO

GPIO

GPIO

SENSOR

TEST OUTPUT

ELECTRONICS

TEST OUTPUT

VA-

+

VA-

Route VREF as diff pair

Route OUT as diff pair

Route BUF as diff pair

MDATA

MFLAG

MDATA

MFLAG

INR+

INF+

INF-

INR-

20nF

*

C0G

20nF

*

C0G

INPUT FROM

CS 3301A/02A

AMPLIFIER

*Populate with 2 x 10 nF or

1 x 22nF C0G or better .

680 Ω

680 Ω

680 Ω

680 Ω

Figure 8. Connection Diagram

Digital Filter

w/ PLL

AMP

Geophone

or

Hydrophone

Sensor

M

U

X

μController

or

Configuration

EEPROM

Communication

Interface

CS3301A

CS3302A

CS5378

System

Telemetry

ΔΣ

Modulator

and

Test DAC

CS5373A

20nF

C0G

680 Ω

680 Ω

Figure 7. System Diagram

1 2 ... 15 16 17 18 19 20 21 22 23 24 25 ... 39 40

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