HD6417712BPV Renesas Electronics America, HD6417712BPV Datasheet - Page 480
HD6417712BPV
Manufacturer Part Number
HD6417712BPV
Description
MPU 1.5/3.3V 0K PB-FREE 256-BGA
Manufacturer
Renesas Electronics America
Series
SuperH® SH Ethernetr
Datasheet
1.HD6417712BPV.pdf
(980 pages)
Specifications of HD6417712BPV
Core Processor
SH-3 DSP
Core Size
32-Bit
Speed
200MHz
Connectivity
EBI/EMI, Ethernet, FIFO, SCI, SIO
Peripherals
DMA, POR, WDT
Number Of I /o
24
Program Memory Type
ROMless
Ram Size
16K x 8
Voltage - Supply (vcc/vdd)
1.4 V ~ 1.6 V
Oscillator Type
External
Operating Temperature
-20°C ~ 75°C
Package / Case
256-BGA
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Program Memory Size
-
Data Converters
-
Available stocks
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Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
HD6417712BPV
Manufacturer:
Renesas Electronics America
Quantity:
10 000
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Section 12 Bus State Controller (BSC)
Mode register setting timing is shown in figure 12.29. A PALL command (all bank precharge
command) is firstly issued. A REF command (auto refresh command) is then issued 8 times. An
MRS command (mode register write command) is finally issued. Idle cycles, of which number is
specified by the TRP[1:0] bits in CSnWCR, are inserted between the PALL and the first REF. Idle
cycles, of which number is specified by the TRC[1:0]bits in CSnWCR, are inserted between REF
and REF, and between the 8th REF and MRS. Idle cycles, of which number is one or more, are
inserted between the MRS and a command to be issued next.
It is necessary to keep idle time of certain cycles for SDRAM before issuing PALL command after
power-on. Refer the manual of the SDRAM for the idle time to be needed. When the pulse width
of the reset signal is longer then the idle time, mode register setting can be started immediately
after the reset, but care should be taken when the pulse width of the reset signal is shorter than the
idle time.
Rev. 1.00 Dec. 27, 2005 Page 436 of 932
REJ09B0269-0100
Data Bus Width
16 bits
32 bits
Burst read/burst write (burst length 1):
CAS Latency
2
3
2
3
Access Address
H′A4FD5040
H′A4FD5060
H′A4FD5080
H′A4FD50C0
H′0000040
H′0000060
H′0000080
H′00000C0
External Address Pin
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