R4F24278NVFQU Renesas Electronics America, R4F24278NVFQU Datasheet - Page 317
R4F24278NVFQU
Manufacturer Part Number
R4F24278NVFQU
Description
MCU 512K/48K 2.7-5.5V 144-LQFP
Manufacturer
Renesas Electronics America
Series
H8® H8S/2400r
Datasheet
1.R4F24278NVFQU.pdf
(1482 pages)
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
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
R4F24278NVFQU
Manufacturer:
REALTEK
Quantity:
2 300
Company:
Part Number:
R4F24278NVFQU
Manufacturer:
Renesas Electronics America
Quantity:
10 000
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H8S/2427, H8S/2427R, H8S/2425 Group
Section 7 Bus Controller (BSC)
(2) Read Data Extension
If the CKSPE bit is set to 1 in DRACCR when the continuous synchronous DRAM space is read-
accessed in DMAC/EXDMAC single address mode, the establishment time for the read data can
be extended by clock suspend mode. The number of states for insertion of the read data extension
cycle (Tsp) is set in bits RDXC1 and RDXC0 in DRACCR. Be sure to set the OEE bit to 1 in
DRAMCR when the read data will be extended. The extension of the read data is not in
accordance with the bits DDS and EDDS.
Figure 7.74 shows the timing chart when the read data is extended by two cycles.
REJ09B0565-0100 Rev. 1.00
Page 287 of 1448
Jul 22, 2010
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