UPD78F0555MA-FAA-AX Renesas Electronics America, UPD78F0555MA-FAA-AX Datasheet - Page 691

• Manufacturer Part Number: UPD78F0555MA-FAA-AX
• Description: MCU 8BIT 16-SSOP
• Manufacturer: Renesas Electronics America
• Series: 78K0/Kx2-Lr

Specifications of UPD78F0555MA-FAA-AX

• Core Processor: 78K/0
• Core Size: 8-Bit
• Speed: 10MHz
• Connectivity: I²C, LIN, UART/USART
• Peripherals: LVD, POR, PWM, WDT
• Number Of I /o: 9
• Program Memory Size: 4KB (4K x 8)
• Program Memory Type: FLASH
• Ram Size: 384 x 8
• Voltage - Supply (vcc/vdd): 1.8 V ~ 5.5 V
• Data Converters: A/D 4x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: *
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

78K0/Kx2-L
(2) Used as interrupt (LVIMD = 0)
more than or less than the detection level can be checked by reading the low-voltage detection flag (LVIF: bit 0 of LVIM).
R01UH0028EJ0400 Rev.4.00
Sep 27, 2010
While the low-voltage detector is operating, whether the supply voltage or the input voltage from an external input pin is
• If LVISEL = 0, compares the supply voltage (V
• If LVISEL = 1, compares the input voltage from external input pin (EXLVI) and LVI detection voltage (V
Remarks 1. Level detection of input voltage from external input pin (EXLVI) is available only in 78K0/KB2-L and
V
V ±0.1 V). When EXLVI drops lower than V
≥ V
LVI
EXLVI
(V
DD
2. LVIMD: Bit 1 of low-voltage detection register (LVIM)
), generates an interrupt signal (INTLVI).
< V
78K0/KC2-L.
LVISEL: Bit 2 of LVIM
LVI
) or when V
DD
becomes V
LVI
or higher (V
EXLVI
DD
(EXLVI < V
) and LVI detection voltage (V
DD
≥ V
EXLVI
LVI
CHAPTER 22 LOW-VOLTAGE DETECTOR
), generates an interrupt signal (INTLVI).
) or when EXLVI becomes V
LVI
). When V
EXLVI
DD
drops lower than
or higher (EXLVI
EXLVI
= 1.21
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