HD6417712BPV Renesas Electronics America, HD6417712BPV Datasheet - Page 416

• Manufacturer Part Number: HD6417712BPV
• Description: MPU 1.5/3.3V 0K PB-FREE 256-BGA
• Manufacturer: Renesas Electronics America
• Series: SuperH® SH Ethernetr

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: -

Section 12 Bus State Controller (BSC)
Note:
Rev. 1.00 Dec. 27, 2005 Page 372 of 932
REJ09B0269-0100
Bit
1
0
*
Bit Name
TRC1
TRC0
If both areas 2 and 3 are specified as SDRAM, TRP1/0, TRCD0/1, TRWL1/0, and
TRC1/0 bit settings are common. If only one area is connected to the SDRAM, specify
area 3. In this case, specify area 2 as normal space or byte-selection SRAM.
Initial
Value
0
0
R/W
R/W
R/W
Description
Number of Idle Cycles from REF Command/Self-refresh
Release to ACTV/REF/MRS Command
Specify the number of minimum idle cycles between the
commands in the following cases. The setting for areas 2
and 3 is common.
(1) From issuing the REF command to issuing the
(2) From releasing self-refresh to issuing the
00: 2 cycles
01: 3 cycles
10: 5 cycles
11: 8 cycles
ACTV/REF/MSR command
ACTV/REF/MSR command