UPD78F0550MA-FAA-AX Renesas Electronics America, UPD78F0550MA-FAA-AX Datasheet - Page 641
UPD78F0550MA-FAA-AX
Manufacturer Part Number
UPD78F0550MA-FAA-AX
Description
MCU 8BIT 16-SSOP
Manufacturer
Renesas Electronics America
Series
78K0/Kx2-Lr
Datasheet
1.UPD78F0550MA-FAA-AX.pdf
(734 pages)
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
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
UPD78F0550MA-FAA-AX
Manufacturer:
Renesas
Quantity:
800
Part Number:
UPD78F0550MA-FAA-AX
Manufacturer:
RENESAS/瑞萨
Quantity:
20 000
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22.5 Cautions for Low-Voltage Detector
(V
LVI
In a system where the supply voltage (V
Operation example 1: When used as reset
<Action>
Remark If bit 2 (LVISEL) of the low voltage detection register (LVIM) is set to “1”, the meanings of the above
software counter that uses a timer, and then initialize the ports (refer to Figure 22-11).
), the operation is as follows depending on how the low-voltage detector is used.
After releasing the reset signal, wait for the supply voltage fluctuation period of each system by means of a
The system may be repeatedly reset and released from the reset status.
The time from reset release through microcontroller operation start can be set arbitrarily by the following
action.
words change as follows.
Supply voltage (V
Detection voltage (V
DD
)
LVI
)
CHAPTER 22 LOW-VOLTAGE DETECTOR
Preliminary User’s Manual U19111EJ2V1UD
Input voltage from external input pin (EXLVI)
Detection voltage (V
DD
) fluctuates for a certain period in the vicinity of the LVI detection voltage
EXLVI
= 1.21 V)
641
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