R4F24278NVFQU Renesas Electronics America, R4F24278NVFQU Datasheet - Page 295

• 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

H8S/2427, H8S/2427R, H8S/2425 Group
The setting of bits TPC1 and TPC0 is also valid for T
REJ09B0565-0100 Rev. 1.00
Jul 22, 2010
Read
Write
DQMU, DQML
DQMU, DQML
Precharge-sel
Address bus
Figure 7.59 Example of Timing with Two-State Precharge Cycle
SDRAMφ
Data bus
Data bus
CKE
CKE
RAS
RAS
CAS
CAS
WE
WE
(TPC1 = 0, TPC0 = 1, SDWCD = 0, CAS Latency 2)
PALL
PALL
T
p1
Column address
NOP
NOP
T
p2
Row address
Row address
ACTV
ACTV
High
High
T
r
p
states in refresh cycles.
READ
NOP
T
c1
Column address
WRIT
T
cl
Section 7 Bus Controller (BSC)
NOP
NOP
T
c2
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