UPD70F3451GC-UBT-A Renesas Electronics America, UPD70F3451GC-UBT-A Datasheet - Page 170

• Manufacturer Part Number: UPD70F3451GC-UBT-A
• Description: MCU 32BIT 128KB FLASH 80LQFP
• Manufacturer: Renesas Electronics America
• Series: V850E/Ix3r

Specifications of UPD70F3451GC-UBT-A

• Core Processor: RISC
• Core Size: 32-Bit
• Speed: 64MHz
• Connectivity: CSI, I²C, UART/USART
• Peripherals: DMA, LVD, PWM, WDT
• Number Of I /o: 44
• Program Memory Size: 128KB (128K x 8)
• Program Memory Type: FLASH
• Ram Size: 8K x 8
• Voltage - Supply (vcc/vdd): 3.5 V ~ 5.5 V
• Data Converters: A/D 10x12b, 4x10b
• Oscillator Type: External
• Operating Temperature: -40°C ~ 85°C
• Package / Case: *
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

pin is shown below.
168
An example of timing of noise elimination by digital filter for INTP14 to INTP16, timer AA input pin, and timer T input
Caution If there are two or fewer noise elimination clocks while the INTP14 to INTP16 input signals are
Noise elimination clock
falling edge detection
rising edge detection
INTP14 to INTP16
INTP14 to INTP16
Internal signal
high level (or low level), the input signal is eliminated as noise. If it is sampled three times or
more, the edge is detected as a valid input.
Input signal
Figure 4-4. Example of Noise Elimination Timing
CHAPTER 4 PORT FUNCTIONS
1 clock 1 clock
User’s Manual U18279EJ3V0UD
2 clocks
2 clocks
Sampling
3 times
3 clocks
Sampling
3 times
3 clocks