UPD78F1142AF1-BA4-A Renesas Electronics America, UPD78F1142AF1-BA4-A Datasheet - Page 468

• Manufacturer Part Number: UPD78F1142AF1-BA4-A
• Description: MCU 16BIT 78K0R/KX3 64-FBGA
• Manufacturer: Renesas Electronics America
• Series: 78K0R/Kx3r

Specifications of UPD78F1142AF1-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: 64KB (64K x 8)
• Program Memory Type: FLASH
• Ram Size: 4K 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: -

466
Here is an example of setting an IIC transfer rate where MCK = f
100 kHz
400 kHz
(Desired Transfer Rate)
IIC Transfer Mode
f
f
Operation Clock (MCK)
CLK
CLK
CHAPTER 11 SERIAL ARRAY UNIT
User’s Manual U17854EJ9V0UD
99
24
SDR02[15:9]
CLK
f
CLK
= 20 MHz.
= 20 MHz
100 kHz
400 kHz
Transfer Rate
Calculated
0.0%
0.0%
Error from Desired Transfer
Rate