HD64F2676VFC33 Renesas Electronics America, HD64F2676VFC33 Datasheet - Page 863
HD64F2676VFC33
Manufacturer Part Number
HD64F2676VFC33
Description
IC H8S MCU FLASH 256K 144-QFP
Manufacturer
Renesas Electronics America
Series
H8® H8S/2600r
Specifications of HD64F2676VFC33
Core Processor
H8S/2600
Core Size
16-Bit
Speed
33MHz
Connectivity
IrDA, SCI
Peripherals
DMA, POR, PWM, WDT
Number Of I /o
103
Program Memory Size
256KB (256K x 8)
Program Memory Type
FLASH
Ram Size
8K x 8
Voltage - Supply (vcc/vdd)
3 V ~ 3.6 V
Data Converters
A/D 12x10b; D/A 4x8b
Oscillator Type
Internal
Operating Temperature
-20°C ~ 75°C
Package / Case
144-QFP
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Eeprom Size
-
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This LSI has an on-chip clock pulse generator (CPG) that generates the system clock ( ) and
internal clocks.
The clock pulse generator consists of an oscillator circuit, PLL circuit, and divider.
Figure 21.1 shows a block diagram of the clock pulse generator.
The frequency can be changed by means of the PLL circuit. Frequency changes are made by
software by means of settings in the PLL control register (PLLCR) and the system clock control
register (SCKCR).
21.1
The clock pulse generator has the following registers.
CPG0400A_010020020400
Legend:
PLLCR: PLL system control register
SCKCR: System clock control register
EXTAL
XTAL
System clock control register (SCKCR)
PLL control register (PLLCR)
Register Descriptions
Oscillator
Figure 21.1 Block Diagram of Clock Pulse Generator
Section 21 Clock Pulse Generator
PLL circuit
( 1, 2, 4)
PLLCR
STC0, STC1
Divider
SCKCR
Rev. 3.00 Mar 17, 2006 page 811 of 926
SCK2 to SCK0
Section 21 Clock Pulse Generator
System clock
to
pin
REJ09B0283-0300
Internal clock
to peripheral
modules
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