DF2148ATE20 Renesas Electronics America, DF2148ATE20 Datasheet - Page 777
![IC H8S MCU FLASH 128K 100-QFP](/photos/28/61/286108/100-tqfp_sml.jpg)
DF2148ATE20
Manufacturer Part Number
DF2148ATE20
Description
IC H8S MCU FLASH 128K 100-QFP
Manufacturer
Renesas Electronics America
Series
H8® H8S/2100r
Specifications of DF2148ATE20
Core Processor
H8S/2000
Core Size
16-Bit
Speed
20MHz
Connectivity
Host Interface, I²C, IrDA, SCI
Peripherals
POR, PWM, WDT
Number Of I /o
74
Program Memory Size
128KB (128K x 8)
Program Memory Type
FLASH
Ram Size
4K x 8
Voltage - Supply (vcc/vdd)
4 V ~ 5.5 V
Data Converters
A/D 8x10b; D/A 2x8b
Oscillator Type
Internal
Operating Temperature
-20°C ~ 75°C
Package / Case
100-TQFP, 100-VQFP
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Eeprom Size
-
Other names
HD64F2148ATE20
HD64F2148ATE20
HD64F2148ATE20
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
DF2148ATE20IV
Manufacturer:
Renesas Electronics America
Quantity:
135
Company:
Part Number:
DF2148ATE20IV
Manufacturer:
Renesas Electronics America
Quantity:
10 000
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24.1
This LSI have a built-in clock pulse generator (CPG) that generates the system clock ( ), the bus
master clock, and internal clocks.
The clock pulse generator consists of an oscillator circuit, a duty adjustment circuit, clock
selection circuit, medium-speed clock divider, bus master clock selection circuit, subclock input
circuit, and waveform shaping circuit.
24.1.1
Figure 24.1 shows a block diagram of the clock pulse generator.
EXTAL
XTAL
EXCL
Overview
Block Diagram
input circuit
Oscillator
Subclock
Figure 24.1 Block Diagram of Clock Pulse Generator
Section 24 Clock Pulse Generator
adjustment
Waveform
shaping
circuit
circuit
Duty
WDT1 count clock
SUB
selection
circuit
Clock
System clock
To
pin
Rev. 4.00 Sep 27, 2006 page 731 of 1130
Medium-speed
clock divider
Section 24 Clock Pulse Generator
Internal clock
To supporting
modules
/2 to /32
Bus master
selection
REJ09B0327-0400
circuit
clock
Bus master clock
To CPU, DTC
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