R4F24278NVFQU Renesas Electronics America, R4F24278NVFQU Datasheet - Page 944

• Manufacturer Part Number: R4F24278NVFQU
• Description: MCU 512K/48K 2.7-5.5V 144-LQFP
• Manufacturer: Renesas Electronics America
• Series: H8® H8S/2400r

Specifications of R4F24278NVFQU

• Core Processor: H8S/2600
• Core Size: 16/32-Bit
• Speed: 33MHz
• Connectivity: EBI/EMI, I²C, IrDA, SCI, Smart Card, SPI, SSU, UART/USART
• Peripherals: DMA, POR, PWM, WDT
• Number Of I /o: 98
• Program Memory Size: 512KB (512K x 8)
• Program Memory Type: FLASH
• Eeprom Size: -
• Ram Size: 64K x 8
• Voltage - Supply (vcc/vdd): 3 V ~ 3.6 V
• Data Converters: A/D 16x10b; D/A 2x8b
• Oscillator Type: External
• Operating Temperature: -20°C ~ 75°C
• Package / Case: 144-LQFP
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

Section 16 Serial Communication Interface (SCI, IrDA, CRC)
[Legend]
x:
Notes: 1. 1 can be written only when TE = RE = 0. After either the TE bit or RE bit is set to 1, only
Page 914 of 1448
Bit
1
0
Bit Name
CKE1
CKE0
Don't care
2. Can be written to only when TE = RE = 0.
0 can be written to the TE and RE bits.
0
0
Initial Value
R/W
R/W*
R/W*
2
2
Description
Clock Enable 1 and 0
Selects the clock source and SCK pin function.
Asynchronous mode
00: On-chip baud rate generator
01: On-chip baud rate generator
1x: External clock
Clocked synchronous mode
0x: Internal clock (SCK pin functions as clock
1x: External clock (SCK pin functions as clock
SCK pin functions as I/O port
(Outputs a clock of the same frequency as the
bit rate from the SCK pin.)
(Inputs a clock with a frequency 16 times the
bit rate from the SCK pin.)
output)
input)
H8S/2427, H8S/2427R, H8S/2425 Group
REJ09B0565-0100 Rev. 1.00
Jul 22, 2010