UPD78F0550MA-FAA-AX Renesas Electronics America, UPD78F0550MA-FAA-AX Datasheet - Page 636

• 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: -

636
Supply voltage (V
V
V
Internal reset signal
POR
PDR
Notes 1.
Remarks 1. <1> to <9> in Figure 22-8 above correspond to <1> to <9> in the description of “When starting
(set by software)
(set by software)
(set by software)
(set by software)
= 1.61 V (TYP.)
= 1.59 V (TYP.)
LVISEL flag
LVIMK flag
LVION flag
LVIMD flag
2.
3.
LVIIF flag
LVIF flag
INTLVI
2. V
The LVIMK flag is set to “1” by reset signal generation.
The interrupt request signal (INTLVI) is generated and the LVIF and LVIIF flags may be set (1).
If LVI operation is disabled (clears LVION) when the supply voltage (V
detection voltage (V
V
DD
LVI
operation” in 22.4.2 (1) (a) When LVI default start function stopped is set (LVISTART = 0).
V
)
POR
PDR
Figure 22-8. Timing of Low-Voltage Detector Interrupt Signal Generation
L
L
: POC power supply fall detection voltage
: POC power supply rise detection voltage
<2>
Note 1
<1>
Note 2
Note 2
Note 2
<4>
<5>
(Bit: LVISEL = 0, Option Byte: LVISTART = 0)
LVI
<8>
Cleared by software
<7>
<3>
<9> Cleared by software
), an interrupt request signal (INTLVI) is generated and LVIIF may be set to 1.
CHAPTER 22 LOW-VOLTAGE DETECTOR
<6> Wait time
Preliminary User’s Manual U19111EJ2V1UD
Note 3
Note 3
DD
) is less than or equal to the
Time