UPD78F0550MA-FAA-AX Renesas Electronics America, UPD78F0550MA-FAA-AX Datasheet - Page 608

• Manufacturer Part Number: UPD78F0550MA-FAA-AX
• Description: MCU 8BIT 16-SSOP
• Manufacturer: Renesas Electronics America
• Series: 78K0/Kx2-Lr

Specifications of UPD78F0550MA-FAA-AX

• Package / Case: *
• Voltage - Supply (vcc/vdd): 1.8 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Speed: 10MHz
• Number Of I /o: 12
• Core Processor: 78K/0
• Program Memory Type: FLASH
• Ram Size: 384 x 8
• Program Memory Size: 4KB (4K x 8)
• Data Converters: A/D 4x10b
• Oscillator Type: Internal
• Peripherals: LVD, POR, PWM, WDT
• Connectivity: I²C, LIN, UART/USART
• Core Size: 8-Bit
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

608
(when X1 oscillation is selected)
(when X1 oscillation is selected)
Caution A watchdog timer internal reset resets the watchdog timer.
High-speed system clock
High-speed system clock
Internal reset signal
Internal reset signal
Internal high-speed
Internal high-speed
Watchdog timer
oscillation clock
oscillation clock
Status of CPU
Status of CPU
overflow
Port pin
RESET
Port pin
Figure 20-3. Timing of Reset Due to Watchdog Timer Overflow
Normal operation
Normal operation
Figure 20-2. Timing of Reset by RESET Input
Preliminary User’s Manual U19111EJ2V1UD
CHAPTER 20 RESET FUNCTION
Delay
(oscillation stop)
(oscillation stop)
Reset period
Reset period
Delay
accuracy stabilization
accuracy stabilization
Wait for oscillation
Wait for oscillation
processing
processing
Reset
Reset
Hi-Z
Hi-Z
Starting X1 oscillation is specified by software.
Starting X1 oscillation is specified by software.
Normal operation
(internal high-speed oscillation clock)
Normal operation
(internal high-speed oscillation clock)