HD6417720BP133BV Renesas Electronics America, HD6417720BP133BV Datasheet - Page 376

• Manufacturer Part Number: HD6417720BP133BV
• Description: SH3-DSP, WITH USB AND LCDC, PB-F
• Manufacturer: Renesas Electronics America
• Series: SuperH® SH7700r

Specifications of HD6417720BP133BV

• Core Processor: SH-3 DSP
• Core Size: 32-Bit
• Speed: 133MHz
• Connectivity: FIFO, I²C, IrDA, MMC, SCI, SD, SIO, SIM, USB
• Peripherals: DMA, LCD, POR, WDT
• Number Of I /o: 117
• Program Memory Type: ROMless
• Ram Size: 16K x 8
• Voltage - Supply (vcc/vdd): 1.4 V ~ 1.6 V
• Data Converters: A/D 4x10b; D/A 2x8b
• Oscillator Type: Internal
• Operating Temperature: -20°C ~ 75°C
• Package / Case: 256-BGA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Program Memory Size: -

Section 9 Bus State Controller (BSC)
(3)
• CS2WCR
• CS3WCR
Page 316 of 1414
Bit
31 to 9
8
7
6 to 0
Bit
31 to 15
14
13
12
SDRAM
Bit Name
⎯
A2CL1
A2CL0
⎯
Bit Name
⎯
TRP1
TRP0
⎯
Initial
Value
All 0
1
0
All 0
Initial
Value
All 0
0
0
0
R/W Description
R
R/W
R/W
R
R/W Description
R
R/W
R/W
R
Reserved
These bits are always read as 0. The write value should
always be 0.
Number of Cycles from Auto-Precharge/PRE Command to
ACTV Command
Specify the number of minimum cycles from the start of auto-
precharge or issuing of PRE command to the issuing of
ACTV command for the same bank. The setting for areas 2
and 3 is common.
00: 1 cycle
01: 2 cycles
10: 3 cycles
11: 4 cycles
Reserved
This bit is always read as 0. The write value should always be
0.
Reserved
These bits are always read as 0. The write value should
always be 0.
CAS Latency for Area 2
Specify the CAS latency for area 2.
00: 1 cycle
01: 2 cycles
10: 3 cycles
11: 4 cycles
Reserved
These bits are always read as 0. The write value should
always be 0.
SH7720 Group, SH7721 Group
R01UH0083EJ0400 Rev. 4.00
Sep 21, 2010