R4F24278NVFQU Renesas Electronics America, R4F24278NVFQU Datasheet - Page 236

• 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 7 Bus Controller (BSC)
(4)
Figures 7.15 to 7.17 show bus timings for a 16-bit, 3-state access space. When a 16-bit access
space is accessed, the upper half (D15 to D8) of the data bus is used for even addresses, and the
lower half (D7 to D0) for odd addresses. Wait states can be inserted.
Page 206 of 1448
Notes: 1. n = 0 to 7
16-Bit, 3-State Access Space
Read
Write
2. When RDNn = 0
φ
Address bus
CSn
AS
RD
D15 to D8
D7 to D0
HWR
LWR
D15 to D8
D7 to D0
Figure 7.15 Bus Timing for 16-Bit, 3-State Access Space
(Even Address Byte Access)
T
1
High impedance
Bus cycle
High
T
2
Valid
H8S/2427, H8S/2427R, H8S/2425 Group
T
3
REJ09B0565-0100 Rev. 1.00
Invalid
Valid
Jul 22, 2010