MMC2107 Datasheet, PDF(496/618 Page) –

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MMC2107 Datasheet, PDF (496/618 Pages) –

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Freescale Semiconductor, Inc.

Queued Analog-to-Digital Converter (QADC)

ANALOG SIGNAL SOURCE

R Source2

~

C Source

R Source2

~

C Source

R Source2

~

C Source

R Source2

~

C Source

R Source2

~

C Source

R Source2

~

C Source

R Source2

~

C Source

R Source2

~

C Source

FILTERING AND

INTERCONNECT

R Filter2

0.01 mF1

C Filter

R Filter2

0.01 mF1

C Filter

R Filter2

0.01 mF1

C Filter

R Filter2

0.01 mF1

C Filter

R Filter2

0.01 mF1

C Filter

R Filter2

0.01 mF1

C Filter

R Filter2

0.01 mF1

C Filter

R Filter2

0.01 mF1

C Filter

TYPICAL MUX CHIP

(MC54HC4051, MC74HC4051,

MC54HC4052, MC74HC4052,

MC54HC4053, ETC.)

INTERCONNECT

CMUXIN

CMUXIN

CMUXIN

CMUXIN

R MUXOUT

C MUXOUT

CPCB

CMUXIN

CMUXIN

CMUXIN

CMUXIN

QADC

CP

CSAMP

CIn = CP + CSAMP

R Source2

R Filter2

~

0.01 mF1

C Source

C Filter

Notes:

1. Typical value

2. RFilter Typically 10 Kâ¦â20 Kâ¦.

CPCB

CP

CSAMP

Figure 18-53. External Multiplexing of Analog Signal Sources

Technical Data

496

Queued Analog-to-Digital Converter (QADC)

For More Information On This Product,

Go to: www.freescale.com

MMC2107 â Rev. 2.0

MOTOROLA

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