SH7041A datasheet(576/923 Pages) RENESAS

Part #	SH7041A

Description	Renesas 32-Bit Single-Chip RISC Microprocessor SuperH RISC engine Family/SH7040 Series(CPU Core SH-2)

PDF	923 Pages

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Manufacturer	RENESAS [Renesas Technology Corp]

Direct Link	http://www.renesas.com

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576 / 923 page

538

15.1.2

Block Diagram

Figure 15.1 is the block diagram of the high speed A/D converter.

−

AVcc

AVref*

AVss

AN0

AN1

AN2

AN3

AN4

AN5

AN6

ADTRG

AN7

D/A

conversion

circuit

S&H A

S&H B

ADDRA

ADDRB

ADDRC

ADDRD

ADDRE

ADDRF

ADDRG

ADDRH

ADCR ADCSR

Internal

data bus

Bus I/F

Interrupt signal

ADI

8-bit timer or

MTU conversion

start trigger

CMP

ADCR:

ADSCR:

ADDRA:

ADDRB:

ADDRC:

ADDRD:

A/D control register

A/D control status register

A/D data register A

A/D data register B

A/D data register C

A/D data register D

CMP:

S&H:

ADDRE:

ADDRF:

ADDRG:

ADDRH:

Comparator array

Sample and hold circuit

A/D data register E

A/D data register F

A/D data register G

A/D data register H

Note: * SH7043 only

Figure 15.1 High Speed A/D Converter Block Diagram

15.1.3

Pin Configuration

Table 15.1 shows the input pins used by the high speed A/D converter.

The AVcc and AVss pins are for the A/D converter internal analog section power supply. The

ref pin is for the A/D conversion standard voltage.

SH7041A Datasheet(PDF) 576 Page - Renesas Technology Corp

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