HD6413008VX25 Renesas Electronics America, HD6413008VX25 Datasheet - Page 495
HD6413008VX25
Manufacturer Part Number
HD6413008VX25
Description
MCU 5V 0K 100-TQFP
Manufacturer
Renesas Electronics America
Series
H8® H8/300Hr
Datasheet
1.D13008VFBL25V.pdf
(688 pages)
Specifications of HD6413008VX25
Core Processor
H8/300H
Core Size
16-Bit
Speed
25MHz
Connectivity
SCI, SmartCard
Peripherals
PWM, WDT
Number Of I /o
35
Program Memory Type
ROMless
Ram Size
4K x 8
Voltage - Supply (vcc/vdd)
3 V ~ 3.6 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
-
Program Memory Size
-
Other names
HD6413008VTE25
HD6413008VTE25
HD6413008VTE25
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17.2
Clock pulses can be supplied by connecting a crystal resonator, or by input of an external clock
signal.
17.2.1
Circuit Configuration: A crystal resonator can be connected as in the example in figure 17.2.
Damping resistance Rd should be selected according to table 17.1 (1), and external capacitances
C
If a crystal resonator with a frequency higher than 20 MHz is connected, the external load
capacitance values in table 17.1 (2) should not exceed 10 [pF]. Also, in order to improve the
accuracy of the oscillation frequency, a thorough study of oscillation matching evaluation, etc.,
should be carried out when deciding the circuit constants.
Table 17.1 (1)
Rd (Ω)
Note: A crystal resonator between 2 MHz and 25 MHz can be used. If the chip is to be operated
Damping
Resistance
Value
L1
and C
at less than 2 MHz, the on-chip frequency divider should be used. (A crystal resonator of
less than 2 MHz cannot be used.)
L2
Oscillator Circuit
Connecting a Crystal Resonator
according to table 17.1 (2). An AT-cut parallel-resonance crystal should be used.
2
1 k
Damping Resistance Value
2 < f ≤ 4 4 < f ≤8 8 < f ≤ 10 10 < f ≤ 13 13 < f ≤ 16 16 < f ≤ 18 18 < f ≤ 25
500
Figure 17.2 Connection of Crystal Resonator (Example)
200
EXTAL
XTAL
0
Rd
Frequency f (MHz)
0
Rev.4.00 Aug. 20, 2007 Page 449 of 638
C
C
L1
L2
0
17. Clock Pulse Generator
0
REJ09B0395-0400
0
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