D12321VF25V Renesas Electronics America, D12321VF25V Datasheet - Page 947
![IC H8S/2300 MCU ROMLESS 128QFP](/photos/12/19/121977/d12321vf25v_sml.jpg)
D12321VF25V
Manufacturer Part Number
D12321VF25V
Description
IC H8S/2300 MCU ROMLESS 128QFP
Manufacturer
Renesas Electronics America
Series
H8® H8S/2300r
Datasheets
1.HEWH8E10A.pdf
(19 pages)
2.D12312SVTE25V.pdf
(341 pages)
3.D12322RVF25V.pdf
(1304 pages)
Specifications of D12321VF25V
Core Processor
H8S/2000
Core Size
16-Bit
Speed
25MHz
Connectivity
SCI, SmartCard
Peripherals
POR, PWM, WDT
Number Of I /o
86
Program Memory Type
ROMless
Ram Size
4K x 8
Voltage - Supply (vcc/vdd)
2.7 V ~ 3.6 V
Data Converters
A/D 8x10b; D/A 2x8b
Oscillator Type
Internal
Operating Temperature
-20°C ~ 75°C
Package / Case
128-QFP
For Use With
EDK2329 - DEV EVALUATION KIT H8S/2329
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Program Memory Size
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
D12321VF25V
Manufacturer:
Renesas Electronics America
Quantity:
135
Company:
Part Number:
D12321VF25V
Manufacturer:
Renesas
Quantity:
675
Company:
Part Number:
D12321VF25V
Manufacturer:
Renesas Electronics America
Quantity:
10 000
- Current page: 947 of 1304
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Crystal Resonator: Figure 20.3 shows the equivalent circuit of the crystal resonator. Use a crystal
resonator that has the characteristics shown in table 20.3 and the same resonance frequency as the
system clock (φ).
Table 20.3 Crystal Resonator Characteristics
Frequency (MHz)
R
C
Notes 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 20.4.
When designing the board, place the crystal resonator and its load capacitors as close as possible
to the XTAL and EXTAL pins.
S
0
max (pF)
max (Ω)
XTAL
Avoid
Figure 20.3 Crystal Resonator Equivalent Circuit
Figure 20.4 Example of Incorrect Board Design
2
500
7
C
C
L2
L1
L
Signal A Signal B
4
120
7
C
C
L
0
8
80
7
AT-cut parallel-resonance type
R
s
Rev.6.00 Sep. 27, 2007 Page 915 of 1268
Chip
60
12
7
XTAL
EXTAL
Section 20 Clock Pulse Generator
EXTAL
16
50
7
20
40
7
REJ09B0220-0600
25
40
7
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