UPD78F0550MA-FAA-AX Renesas Electronics America, UPD78F0550MA-FAA-AX Datasheet - Page 388

• 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: -

<R>
12.4.2 Input voltage and conversion results
theoretical A/D conversion result (stored in the 10-bit A/D conversion result register (ADCR)) is shown by the following
expression.
388
The relationship between the analog input voltage input to the analog input pins (ANI0 to ANI10) and the
or
where, INT( ):
Remark A/D converter analog input pins differ depending on products.
ADCR = INT (
(ADCR
V
AV
ADCR: 10-bit A/D conversion result register (ADCR) value
AIN
REF
:
0.5)
:
78K0/KY2-L:
78K0/KA2-L:
78K0/KB2-L:
78K0/KC2-L:
Function which returns integer part of value in parentheses
Analog input voltage
AV
AV
V
AV
REF
1024
AIN
REF
REF
pin voltage
1024 + 0.5)
V
ANI0 to ANI3
ANI0 to ANI5
ANI0 to ANI3, ANI8 to ANI10
ANI0 to ANI10
AIN
< (ADCR + 0.5)
Preliminary User’s Manual U19111EJ2V1UD
CHAPTER 12 A/D CONVERTER
AV
1024
REF