UPD78F1144AF1-BA4-A Renesas Electronics America, UPD78F1144AF1-BA4-A Datasheet - Page 627
UPD78F1144AF1-BA4-A
Manufacturer Part Number
UPD78F1144AF1-BA4-A
Description
MCU 16BIT 78K0R/KX3 64-FBGA
Manufacturer
Renesas Electronics America
Series
78K0R/Kx3r
Datasheet
1.UPD78F1142AGA-HAB-AX.pdf
(880 pages)
Specifications of UPD78F1144AF1-BA4-A
Core Processor
78K/0R
Core Size
16-Bit
Speed
20MHz
Connectivity
3-Wire SIO, I²C, LIN, UART/USART
Peripherals
DMA, LVD, POR, PWM, WDT
Number Of I /o
50
Program Memory Size
128KB (128K x 8)
Program Memory Type
FLASH
Ram Size
8K x 8
Voltage - Supply (vcc/vdd)
1.8 V ~ 5.5 V
Data Converters
A/D 8x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
*
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
- Current page: 627 of 880
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19.2 Configuration of Power-on-Clear Circuit
19.3 Operation of Power-on-Clear Circuit
below.
The block diagram of the power-on-clear circuit is shown in Figure 19-1.
• An internal reset signal is generated on power application.
• The supply voltage (V
The timing of generation of the internal reset signal by the power-on-clear circuit and low-voltage detector is shown
detection voltage (V
Caution If the low-voltage detector (LVI) is set to ON by an option byte by default, the reset signal is not
internal reset signal is generated.
released until the supply voltage (V
V
DD
POC
DD
= 1.59 V ±0.09 V), the reset status is released.
Figure 19-1. Block Diagram of Power-on-Clear Circuit
) and detection voltage (V
Reference
voltage
source
CHAPTER 19 POWER-ON-CLEAR CIRCUIT
User’s Manual U17854EJ9V0UD
+
−
V
DD
DD
) exceeds 2.07 V ±0.2 V.
POC
= 1.59 V ±0.09 V) are compared. When V
When the supply voltage (V
Internal reset signal
DD
) exceeds the
DD
< V
POC
, the
625
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