TC3404VPE データシートの表示（PDF） - Microchip Technology

部品番号

コンポーネント説明

メーカー

TC3404VPE

+1.8V Low Power, Quad Input, 16-Bit Sigma-Delta A/D Converter with a Power Fault Monitor

Microchip Technology 

FIGURE 3-5:

A/D OPERATIONAL FLOWCHART

POR

Sleep

SDAT = High

No

SCLK

Hgh to Low?

Yes

Power Up Analog,

Start CONVCLK (= 0),

Start Conversion,

Resolution = 2m

(m = 16), Latch Input

Channel Address (if applicable).

SCLK

Low to High No

transition?

Yes

SDAT = Low

CONVCLK

No

< 29?

Yes

No

SCLK

High to Low?

Yes

No

A/D

Resolution

> 210?

Yes

Reduce A/D

Resolution by 1-bit

(m = m – 1);

SDAT = High

TC3404

SDAT = Low

CONVCLK = 2m?

No

(Conversion Done?)

Yes

Power Down Analog,

Conversion Complete,

SDAT = High

SCLK

No

High to Low?

Yes

SDAT = Dm;

m=m–1

Yes

m ≥ 0?

No

SDAT = High

Internal Reset

Sleep

© 2005 Microchip Technology Inc.

DS21413C-page 9

Share Link: