UPD70F3451GC-UBT-A Renesas Electronics America, UPD70F3451GC-UBT-A Datasheet - Page 858

• 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: -

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A serial bus configuration example is shown below.
Master CPU1
Slave CPU1
Address 1
Figure 17-3. Serial Bus Configuration Example Using I
SDA
SCL
Serial data bus
Serial clock
User’s Manual U18279EJ3V0UD
CHAPTER 17 I
2
C BUS
+V
DD
+V
DD
SDA
SCL
SDA
SCL
SDA
SCL
SDA
SCL
2
C Bus
Master CPU2
Slave CPU2
Address 2
Slave CPU3
Address 3
Slave IC
Address 4
Slave IC
Address N