DF2148RTE20IV Renesas Electronics America, DF2148RTE20IV Datasheet - Page 781
DF2148RTE20IV
Manufacturer Part Number
DF2148RTE20IV
Description
MCU 5V 128K I-TEMP,PB-FREE, 100-
Manufacturer
Renesas Electronics America
Series
H8® H8S/2100r
Specifications of DF2148RTE20IV
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
-40°C ~ 85°C
Package / Case
100-TQFP, 100-VQFP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
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Table 24.3 Crystal Resonator Parameters
Note on Board Design
When a crystal resonator is connected, the following points should be noted.
Other signal lines should be routed away from the oscillator circuit to prevent induction from
interfering with correct oscillation. See figure 24.4.
When designing the board, place the crystal resonator and its load capacitors as close as possible
to the XTAL and EXTAL pins.
Frequency (MHz)
R
C
S
0
max (pF)
max ( )
Avoid
Figure 24.4 Example of Incorrect Board Design
2
500
7
C
C
L2
L1
4
120
7
Signal A Signal B
8
80
7
Rev. 4.00 Sep 27, 2006 page 735 of 1130
10
70
7
XTAL
EXTAL
This LSI
Section 24 Clock Pulse Generator
12
60
7
16
50
7
REJ09B0327-0400
20
40
7
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