DS72030W200FPV Renesas Electronics America, DS72030W200FPV Datasheet - Page 311

• Manufacturer Part Number: DS72030W200FPV
• Description: MPU, 32BIT, SH7203, ROMLESS, 240QFP
• Manufacturer: Renesas Electronics America
• Series: SH7200r

Specifications of DS72030W200FPV

• Core Size: 32bit
• Program Memory Size: 32KB
• Cpu Speed: 200MHz
• Digital Ic Case Style: QFP
• No. Of Pins: 240
• Supply Voltage Range: 1.1V To 1.3V
• Operating Temperature Range: -20°C To +85°C
• Svhc: No SVHC
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Note:
Bit
1, 0
* If both areas 2 and 3 are specified as SDRAM, WTRP[1:0], WTRCD[1:0], TRWL[1:0],
and WTRC[1:0] bit settings are used in both areas in common.
If only one area is connected to the SDRAM, specify area 3. In this case, specify area 2
as normal space or SRAM with byte selection.
Bit Name
WTRC[1:0]* 00
Initial
Value
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 in the
periods shown below.
•
•
The setting for areas 2 and 3 is common.
00: 2 cycles
01: 3 cycles
10: 5 cycles
11: 8 cycles
From the issuance of the REF command until the
issuance of the ACTV/REF/MRS command
From releasing self-refresh until the issuance of the
ACTV/REF/MRS command.
Rev. 3.00 Sep. 28, 2009 Page 279 of 1650
Section 9 Bus State Controller (BSC)
REJ09B0313-0300