R8A77850AADBGV Renesas Electronics America, R8A77850AADBGV Datasheet - Page 543
R8A77850AADBGV
Manufacturer Part Number
R8A77850AADBGV
Description
IC SUPERH MCU 436-BGA
Manufacturer
Renesas Electronics America
Series
SuperH® SH7780r
Datasheet
1.R8A77850AADBGV.pdf
(1694 pages)
Specifications of R8A77850AADBGV
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
-40°C ~ 85°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:
R8A77850AADBGV
Manufacturer:
Renesas Electronics America
Quantity:
10 000
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- Download datasheet (9Mb)
12. DDR2-SDRAM Interface (DBSC2)
By writing to this register, the DDR2-SDRAM address and bank address pins can be directly
manipulated to set the mode and extended mode registers. When this register is written, the mode
register setting (MRS)/extended mode register setting (EMRS) command is issued for the DDR2-
SDRAM. Upon command execution, settings should be made such that the burst length is 4, the
mode is sequential access mode, and the additive latency (AL) is 0, the DQS is enable, and the
RDQS is disable. Further, settings should be made such that the CAS latency (CL)/write recovery
(WR) is equal to the corresponding bits in SDRAM timing registers 0 and 1 (DBTR0 and
DBTR1).
Rev.1.00 Jan. 10, 2008 Page 511 of 1658
REJ09B0261-0100
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