R4F24278NVFQU Renesas Electronics America, R4F24278NVFQU Datasheet - Page 250
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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Section 7 Bus Controller (BSC)
(4)
Figures 7.26 to 7.28 show bus timings for a 16-bit, 3-state data access space. When a 16-bit access
space is accessed, the entire address bus (AD15 to AD0) is used for all addresses, and the upper
half (AD15 to AD8) of the data bus is used for even addresses and the lower half (AD7 to AD0) of
the data bus is used for odd addresses. Wait states can be inserted in the data cycle.
Page 220 of 1448
Read
Write
16-Bit, 3-State Data Access Space
Notes: 1. n = 6, 7
AD15 to AD8
AD15 to AD8
Address bus
AD7 to AD0
AD7 to AD0
2. When RDNn = 1
Figure 7.26 Bus Timing for 16-Bit, 3-State Data Access Space
HWR
LWR
CSn
RD
AH
φ
Tma1
Address cycle
(Even Address Byte Access)
Address
Address
Address
Address
Tma2
T1
H8S/2427, H8S/2427R, H8S/2425 Group
Data cycle
T2
Write data
REJ09B0565-0100 Rev. 1.00
Read
data
T3
Jul 22, 2010
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