DF2437FV Renesas Electronics America, DF2437FV Datasheet - Page 54

• Manufacturer Part Number: DF2437FV
• Description: IC H8S/2437 MCU FLASH 128QFP
• Manufacturer: Renesas Electronics America
• Series: H8® H8S/2400r

Specifications of DF2437FV

• Core Processor: H8S/2600
• Core Size: 16-Bit
• Speed: 20MHz
• Connectivity: I²C, SCI
• Peripherals: POR, PWM, WDT
• Number Of I /o: 85
• Program Memory Size: 256KB (256K x 8)
• Program Memory Type: FLASH
• Ram Size: 16K x 8
• Voltage - Supply (vcc/vdd): 3 V ~ 3.6 V
• Data Converters: A/D 16x10b
• Oscillator Type: Internal
• Operating Temperature: -20°C ~ 75°C
• Package / Case: 128-QFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

Notes: 1. Not supported by the on-chip emulator.
Figure1.3 shows an example of design in which signals for reset do not affect each other.
Rev.2.00 May. 28, 2009 Page 14 of 732
REJ09B0059-0200
2. Following precautions are required on the power-on reset signal that is applied to the
Figure 1.3 Sample Design of Reset Signals without Affection Each Other
ETRST pin.
The reset signal must be applied at a power-on.
Apart the power-on reset circuit from this LSI to prevent the ETRST pin of the board
tester from affecting the operation of this LSI.
Apart the power-on reset circuit from this LSI to prevent the system reset of this LSI
from affecting the ETRST pin of the board tester.
System
reset
Board edge pin
Power-on
reset circuit
This LSI