HD64F3048VTF8 Renesas Electronics America, HD64F3048VTF8 Datasheet - Page 475
![IC H8 MCU FLASH 128K 100-QFP](/photos/12/43/124318/hd64f3048vtf8_sml.jpg)
HD64F3048VTF8
Manufacturer Part Number
HD64F3048VTF8
Description
IC H8 MCU FLASH 128K 100-QFP
Manufacturer
Renesas Electronics America
Series
H8® H8/300Hr
Datasheet
1.HD64F3048F16.pdf
(907 pages)
Specifications of HD64F3048VTF8
Core Processor
H8/300H
Core Size
16-Bit
Speed
8MHz
Connectivity
SCI, SmartCard
Peripherals
DMA, PWM, WDT
Number Of I /o
70
Program Memory Size
128KB (128K x 8)
Program Memory Type
FLASH
Ram Size
4K x 8
Voltage - Supply (vcc/vdd)
2.7 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
HD64F3048VX8
- Current page: 475 of 907
- Download datasheet (6Mb)
12.6
This chip incorporates an WDT. The timer counter value of the on-chip WDT is not rewritten,
even if a system crash occurs. If an overflow occurs, a reset signal is generated and the chip is
reset.
However, if the following three events occur due to a CPU overrun, for example, the above
operations cannot be guaranteed since the WDT and the CPU are incorporated in the same chip.
In addition, as stated in the NMI above, if an abnormal level is input into the power supply pins or
the system control pins, correct operations cannot be guaranteed.
Except the above cases, the on-chip WDT functions as a device that supports recovery from a
system crash. Accordingly, when a fail-safe function is required in your system, an additional
circuit may be required as necessary.
When the internal I/O registers related to the on-chip WDT are rewritten.
When software standby mode is incorrectly entered.
When the break mode is incorrectly entered.
Notes
Rev. 7.00 Sep 21, 2005 page 449 of 878
Section 12 Watchdog Timer
REJ09B0259-0700
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