HD6417020SVX12IV Renesas Electronics America, HD6417020SVX12IV Datasheet - Page 357
HD6417020SVX12IV
Manufacturer Part Number
HD6417020SVX12IV
Description
MCU 3/5V 0K PB-FREE 100-TQFP
Manufacturer
Renesas Electronics America
Series
SuperH® SH7020r
Datasheet
1.HD6417020SVX12IV.pdf
(511 pages)
Specifications of HD6417020SVX12IV
Core Processor
SH-1
Core Size
32-Bit
Speed
12.5MHz
Connectivity
EBI/EMI, SCI
Peripherals
DMA, POR, PWM, WDT
Number Of I /o
32
Program Memory Type
ROMless
Ram Size
1K x 8
Voltage - Supply (vcc/vdd)
3 V ~ 5.5 V
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
-
Program Memory Size
-
Data Converters
-
Available stocks
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Price
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Part Number:
HD6417020SVX12IV
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12.4.4
If a WDTOVF signal is input to the RES pin, the LSI cannot initialize correctly. Avoid logical
input of the WDTOVF output signal to the RES input pin. To reset the entire system with the
WDTOVF signal, use the circuit shown in figure 12.9.
12.4.5
If the RSTE bit is cleared to 0 in the watchdog timer mode, the LSI will not reset internally when a
TCNT overflow occurs, but the TCNT and TCSR in WDT will reset.
System Reset With WDTOVF
Internal Reset With the Watchdog Timer
Figure 12.9 Example of a System Reset Circuit with a WDTOVF Signal
Reset signal to
entire system
Reset input
SuperH
microprocessor
RES
WDTOVF
RENESAS 339
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