R8A77850AADBGV Renesas Electronics America, R8A77850AADBGV Datasheet - Page 575
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: 575 of 1694
- Download datasheet (9Mb)
Figure 12.20 is an example of a case in which, after issuing a REF command, a READ request is
issued. In order to issue the ACT commend after issuing the REF command, the DBSC2 waits for
a time stipulated by tRFC.
MCK0,
MCK1
MCKE
MCS
MRAS
MCAS
MWE
MA[14:11]
MA[9:0]
MA[10]
MBA[2:0]
MDQS[3:0]
MDM[3:0]
MDQ[31:0]
SDRAM
command
REF
tRFC
= 6 cycles
Invalid
Invalid
Invalid
High level
Figure 12.20 tRFC
bank
ACT
Invalid
Invalid
any
Valid
Valid
Valid
Invalid
Invalid
Invalid
Rev.1.00 Jan. 10, 2008 Page 543 of 1658
12. DDR2-SDRAM Interface (DBSC2)
READ
bank
any
Valid
Valid
Valid
Invalid
Invalid
Invalid
REJ09B0261-0100
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