R4F24278NVFQU Renesas Electronics America, R4F24278NVFQU Datasheet - Page 246

• 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)
(2)
Figure 7.22 shows the bus timing for an 8-bit, 3-state data access space. When an 8-bit access
space is accessed, the upper halves (AD15 to AD8) of both the address bus and data bus are used.
Wait states can be inserted in the data cycle.
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Read
Write
8-Bit, 3-State Data Access Space
Notes: 1. n = 6, 7
AD15 to AD8
AD15 to AD8
Address bus
2. When RDNn = 0
Figure 7.22 Bus Timing for 8-Bit, 3-State Data Access Space
HWR
LWR
CSn
RD
AH
φ
Tma1
Address cycle
Address
Address
Tma2
T1
Data cycle
H8S/2427, H8S/2427R, H8S/2425 Group
T2
Write data
REJ09B0565-0100 Rev. 1.00
T3
Read
data
Jul 22, 2010