R4F24568NVFQV Renesas Electronics America, R4F24568NVFQV Datasheet - Page 338
R4F24568NVFQV
Manufacturer Part Number
R4F24568NVFQV
Description
MCU 128KKB FLASH 48K 144-LQFP
Manufacturer
Renesas Electronics America
Series
H8® H8S/2400r
Specifications of R4F24568NVFQV
Core Processor
H8S/2600
Core Size
16/32-Bit
Speed
32MHz
Connectivity
EBI/EMI, I²C, IrDA, SCI, SSU, UART/USART, USB
Peripherals
DMA, POR, PWM, WDT
Number Of I /o
96
Program Memory Size
256KB (256K x 8)
Program Memory Type
FLASH
Ram Size
48K 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
Eeprom Size
-
Available stocks
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Manufacturer
Quantity
Price
Company:
Part Number:
R4F24568NVFQV
Manufacturer:
REA
Quantity:
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Manufacturer:
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Section 6 Bus Controller (BSC)
Page 308 of 1392
Figure 6.94 Example of Timing for Idle Cycle Insertion in Case of Consecutive Read and
Write Accesses to Continuous Synchronous DRAM Space in RAS Down Mode
Precharge-sel
DQMU, DQML
Address bus
Data bus
CKE
CAS
RAS
WE
φ
PALL ACTV READ
(SDWCD = 1, CAS Latency 2)
address
Column
T
p
Continuous synchronous
DRAM space read
address
address
Row
Row
T
r
T
c1
address
Column
T
cl
High
T
c2
Idle cycle
Continuous synchronous
DRAM space write
NOP
T
External address
i
H8S/2456, H8S/2456R, H8S/2454 Group
T
c1
WRIT
T
REJ09B0467-0350 Rev. 3.50
c2
Jul 07, 2010
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