R8A77850ANBGV Renesas Electronics America, R8A77850ANBGV Datasheet - Page 288
R8A77850ANBGV
Manufacturer Part Number
R8A77850ANBGV
Description
IC SUPERH MPU ROMLESS 436-BGA
Manufacturer
Renesas Electronics America
Series
SuperH® SH7780r
Datasheet
1.R8A77850AADBGV.pdf
(1694 pages)
Specifications of R8A77850ANBGV
Core Processor
SH-4A
Core Size
32-Bit
Speed
600MHz
Connectivity
Audio Codec, MMC, Serial Sound, SCI, SIO, SPI, SSI
Peripherals
DMA, POR, WDT
Number Of I /o
108
Program Memory Type
ROMless
Ram Size
8K x 8
Voltage - Supply (vcc/vdd)
1 V ~ 1.2 V
Oscillator Type
External
Operating Temperature
-20°C ~ 75°C
Package / Case
436-BGA
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Program Memory Size
-
Data Converters
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
R8A77850ANBGV
Manufacturer:
Renesas Electronics America
Quantity:
10 000
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9. On-Chip Memory
9.3
9.3.1
(1)
Instruction fetch access from the CPU is performed via the cache/RAM internal bus. This access
takes more than one cycle.
(2)
Instruction fetch access from the CPU is performed directly via the instruction bus for a given
virtual address. In the case of successive accesses to the same page of IL memory and as long as
no page conflict occurs, the access takes one cycle.
(3)
Instruction fetch access from the CPU is performed via the cache/RAM internal bus, and one
instruction fetch takes more than one cycle.
9.3.2
Note: Operand access is applied for PC relative access (@(disp,pc)).
(1)
Access from the CPU or FPU is performed via the operand bus for a given virtual address. Read
access from the operand bus by virtual address takes one cycle if the access is made successively
to the same page of OL memory and as long as no page conflict occurs. Write access from the
operand bus by virtual address takes one cycle as long as no page conflict occurs.
(2)
Operand access from the CPU and access from the FPU are performed via the cache/RAM internal
bus. Access via the cache/RAM internal bus takes more than one cycle.
Rev.1.00 Jan. 10, 2008 Page 256 of 1658
REJ09B0261-0100
OL Memory
IL Memory
U Memory
OL Memory
IL Memory
Operation
Instruction Fetch Access from the CPU
Operand Access from the CPU and Access from the FPU
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