SH7136 datasheet(82/1160 Pages) RENESAS

Part #	SH7136

Description	32-Bit RISC Microcomputer SuperH??RISC engine Family

PDF	1160 Pages

Scroll/Zoom	100%

Manufacturer	RENESAS [Renesas Technology Corp]

Direct Link	http://www.renesas.com

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82 / 1160 page

Section 4 Clock Pulse Generator (CPG)

Rev. 2.00 Sep. 10, 2008 Page 56 of 1130

REJ09B0402-0200

Figure 4.1 shows a block diagram of the clock pulse generator.

PLL circuit

(

×8)

Oscillator unit

Internal clock

φ)

Internal bus

Bus interface

FRQCR:

OSCCR:

STBCR1:

STBCR2:

STBCR3:

STBCR4:

STBCR5:

STBCR6:

Frequency control register

Oscillation stop detection control register

Standby control register 1

Standby control register 2

Standby control register 3

Standby control register 4

Standby control register 5

Standby control register 6

Peripheral clock

φ)

Bus clock

φ = CK)

EXTAL

XTAL

FRQCR

OSCCR

STBCR2

STBCR1

STBCR3

STBCR4

STBCR5

STBCR6

CPG control unit

MTU2 clock

(MP

φ)

MTU2S clock

(MI

φ)

Clock frequency

control circuit

Standby

control circuit

[Legend]

×1

×1/2

×1/3

×1/4

×1/8

Divider

Oscillation

stop detection

Oscillation stop

detection circuit

Crystal

oscillator

Figure 4.1 Block Diagram of Clock Pulse Generator

SH7136 Datasheet(PDF) 82 Page - Renesas Technology Corp

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