UPD70F3451GC-UBT-A Renesas Electronics America, UPD70F3451GC-UBT-A Datasheet - Page 714

• Manufacturer Part Number: UPD70F3451GC-UBT-A
• Description: MCU 32BIT 128KB FLASH 80LQFP
• Manufacturer: Renesas Electronics America
• Series: V850E/Ix3r

Specifications of UPD70F3451GC-UBT-A

• Core Processor: RISC
• Core Size: 32-Bit
• Speed: 64MHz
• Connectivity: CSI, I²C, UART/USART
• Peripherals: DMA, LVD, PWM, WDT
• Number Of I /o: 44
• Program Memory Size: 128KB (128K x 8)
• Program Memory Type: FLASH
• Ram Size: 8K x 8
• Voltage - Supply (vcc/vdd): 3.5 V ~ 5.5 V
• Data Converters: A/D 10x12b, 4x10b
• Oscillator Type: External
• Operating Temperature: -40°C ~ 85°C
• Package / Case: *
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

712
An example of calculating an overall error of A/D converter 2 is shown below.
Note The error when considering the signal source impedance is “sampling error + overall error”.
Remarks 1. These values are reference values calculated by simulating what happens to C
(MHz)
f
64
XX
2. V850E/IF3: n = 0 to 3
3. f
A/D conversion
and C
V850E/IG3: n = 0 to 7
f
XX
AD2
time (
: System clock frequency
(62/f
: Operating clock frequency
3.88
0
AD2
when V
μ
s)
V
)
Ain
Ain
R
is applied from 0 V to 5 V at the same time as sampling start.
i
Sampling (
(33/f
CHAPTER 13 A/D CONVERTER 2
1.03
C
AD2
User’s Manual U18279EJ3V0UD
0
)
μ
s)
ANI2n
(kΩ)
2.6
R
V850E/IF3, V850E/IG3
C
1
(pF)
C
15
R
1
(pF)
6.2
C
C
2
2
(pF)
100
100
100
100
50
50
50
50
C
0
0.125
0.125
(kΩ)
0.25
0.25
1.0
0.5
1.0
0.5
R
i
2
Sampling error
voltage by R
0.1 or lower
0.1 or lower
0.1 or lower
0.1 or lower
0.1 or lower
0.1 or lower
0.1 or lower
0.1 or lower
(LSB)
Note
i