UPD78F0550MA-FAA-AX Renesas Electronics America, UPD78F0550MA-FAA-AX Datasheet - Page 630

• 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: -

630
V
Supply voltage (V
V
Internal reset signal
POR
PDR
Notes 1.
Remarks 1. <1> to <7> in Figure 22-5 above correspond to <1> to <7> in the description of “When starting
POC reset signal
(set by software)
(set by software)
(set by software)
(set by software)
LVI reset signal
= 1.61 V (TYP.)
= 1.59 V (TYP.)
LVIRF flag
LVISEL flag
LVIMK flag
LVIMD flag
LVION flag
2.
3.
LVIF flag
2. V
The LVIMK flag is set to “1” by reset signal generation.
The LVIIF flag of the interrupt request flag registers and the LVIF flag may be set (1).
LVIRF is bit 0 of the reset control flag register (RESF). For details of RESF, refer to CHAPTER 20
RESET FUNCTION.
Note 3
V
DD
Figure 22-5. Timing of Low-Voltage Detector Internal Reset Signal Generation
LVI
operation” in 22.4.1 (1) (a) When LVI default start function stopped is set (LVISTART = 0).
V
)
POR
PDR
H
L
: POC power supply fall detection voltage
Note 1
: POC power supply rise detection voltage
<2>
<1>
Note 2
<4>
used for reset
Set LVI to be
(Bit: LVISEL = 0, Option Byte: LVISTART = 0)
<6>
<3>
<7>
<5>
CHAPTER 22 LOW-VOLTAGE DETECTOR
Wait time
Preliminary User’s Manual U19111EJ2V1UD
Not
cleared
Not
cleared
Cleared by
software
Not cleared
Not cleared
Cleared by
software
Cleared
Cleared
Cleared
Time