R8A77850AADBGV Renesas Electronics America, R8A77850AADBGV Datasheet - Page 491
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
- Current page: 491 of 1694
- Download datasheet (9Mb)
Figure 12.1 shows a block diagram of the DBSC2.
DBSC2
Notes:
Request queue:
Write data queue:
Response queue:
Control unit:
Registers:
DDRPAD:
Request
queue
Control
unit
MCK0/
MCK0,
MCK1/
MCK1
Stores the access request of the SuperHyway bus.
Stores the write data sent from the SuperHyway bus.
Stores the read data to be sent back to the SuperHyway bus.
Controls each block depending on the request sent from the request queue.
Store timing parameters and SDRAM configuration information.
Interfaces with the DDR2-SDRAM. This incorporates the DLL
to perform phase adjustment of the DQS.
Figure 12.1 Block Diagram of the DBSC2
MCKE, MA14 to MA0,
MBA2 to MBA0, MCS,
MRAS, MCAS, MWE,
MODT
Registers
Write data
queue
SuperHyway Bus
DDR2-SDRAM
IO cells
BUS IF
DDRPAD
DLL
MDQS3 to MDQS0,
MDQS3 to MDQS0,
MDM3 to MDM0,
MDQ31 to MDQ0
Response
queue
Rev.1.00 Jan. 10, 2008 Page 459 of 1658
12. DDR2-SDRAM Interface (DBSC2)
MBKPRST, MVREF
REJ09B0261-0100
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