hd64338023s Renesas Electronics Corporation., hd64338023s Datasheet - Page 145
hd64338023s
Manufacturer Part Number
hd64338023s
Description
Renesas 8-bit Single-chip Microcomputer Super Low Power Series
Manufacturer
Renesas Electronics Corporation.
Datasheet
1.HD64338023S.pdf
(697 pages)
- Current page: 145 of 697
- Download datasheet (6Mb)
4.1
Clock oscillator circuitry (CPG: clock pulse generator) is provided on-chip, including both a
system clock pulse generator and a subclock pulse generator. The system clock pulse generator
consists of a system clock oscillator and system clock dividers. The subclock pulse generator
consists of a subclock oscillator circuit and a subclock divider.
In the H8/38124 Group, the system clock pulse generator includes an on-chip oscillator.
4.1.1
Figure 4.1 shows a block diagram of the clock pulse generators of the H8/38024, H8/38024S, and
H8/38024R Group. Figure 4.2 shows a block diagram of the clock pulse generators of the
H8/38124 Group.
OSC
OSC
X
X
1
2
1
2
Overview
Block Diagram
System clock pulse generator
Subclock pulse generator
System clock
Subclock
oscillator
oscillator
(H8/38024 Group, H8/38024S Group, H8/38024R Group)
Figure 4.1(1) Block Diagram of Clock Pulse Generators
Section 4 Clock Pulse Generators
φ
(
(
φ
f
f
W
OSC
W
OSC
)
)
(1/2, 1/4, 1/8)
System clock
divider (1/2)
Subclock
divider
φ
φ
φ
φ
OSC
W
W
W
/2
/4
/8
/2
System
divider
clock
Rev. 7.00 Mar 10, 2005 page 103 of 652
φ
φ
φ
φ
OSC
OSC
OSC
OSC
/128
/64
/32
/16
Section 4 Clock Pulse Generators
Prescaler W
Prescaler S
(13 bits)
φ
φ
(5 bits)
SUB
REJ09B0042-0700
φ/2
to
φ/8192
φ
φ
φ
φ
to
φ
W
W
W
W
W
/2
/4
/8
/128
Related parts for hd64338023s
Image
Part Number
Description
Manufacturer
Datasheet
Request
R
Part Number:
Description:
(HD64 Series) Hitachi Single-Chip Microcomputer
Manufacturer:
Hitachi Semiconductor
Datasheet:
Part Number:
Description:
Renesas Technology Corp [Renesas 32-Bit RISC Microcomputer Super RISC engine Family/SH7700 Series]
Manufacturer:
Renesas Electronics Corporation.
Datasheet:
Part Number:
Description:
RENESAS MCU M16C FAMILY / M16C/Tiny SERIES
Manufacturer:
Renesas Electronics Corporation.
Datasheet:
Part Number:
Description:
Renesas Starter Kit for RX210
Manufacturer:
Renesas Electronics Corporation.
Part Number:
Description:
EVALBOARD/Renesas StarterKit for RX630
Manufacturer:
Renesas Electronics Corporation.
Part Number:
Description:
EVALBOARD/Renesas Starter Kit+ for RX63N
Manufacturer:
Renesas Electronics Corporation.
Part Number:
Description:
EVALBOARD/Renesas Starter Kit
Manufacturer:
Renesas Electronics Corporation.
Part Number:
Description:
FLASH PROGRAMMER FOR RENESAS MICROCONTROLLERS
Manufacturer:
Renesas Electronics Corporation.
Part Number:
Description:
Manufacturer:
Renesas Electronics Corporation.
Datasheet:
Part Number:
Description:
Manufacturer:
Renesas Electronics Corporation.
Datasheet:
Part Number:
Description:
Manufacturer:
Renesas Electronics Corporation.
Datasheet:
Part Number:
Description:
Manufacturer:
Renesas Electronics Corporation.
Datasheet:
Part Number:
Description:
Manufacturer:
Renesas Electronics Corporation.
Datasheet:
Part Number:
Description:
Manufacturer:
Renesas Electronics Corporation.
Datasheet:
Part Number:
Description:
Manufacturer:
Renesas Electronics Corporation.
Datasheet: