R8A77850ANBGV Renesas Electronics America, R8A77850ANBGV Datasheet - Page 443

• Manufacturer Part Number: R8A77850ANBGV
• Description: IC SUPERH MPU ROMLESS 436-BGA
• Manufacturer: Renesas Electronics America
• Series: SuperH® SH7780r

Specifications of R8A77850ANBGV

• 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: -20°C ~ 75°C
• Package / Case: 436-BGA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Program Memory Size: -
• Data Converters: -

Figure 11.11 SRAM Interface Wait Timing (Read-Strobe/Write-Strobe Timing Setting)
CLKOUT
A25-A0
CSn
R/W
RD
D31-D0
WEn
D31-D0
(ADS=000)
D31-D0
(ADS=001 to 111)
BS
Notes: 1.
TS1: CSn assertion - WEn assertion delay cycle
2.
TS1: CSn assertion - RD assertion delay cycle
TAS1: Address setup wait
TAS1: Address setup wait
When CSnBCR RDSPL is set to 1
When CSnWCR BSH is set to 1
CSnWCR ADS=001
CSnWCR BSH=001
TAS1
CSnWCR WTS = 001
CSnWCR RDS = 001
CLKOUT
T1
TS1
*
2
Tw
CSnWCR IW = 0100
CSnWCR IW = 0100
Tw: Access wait
Tw: Access wait
Tw
Tw
CLKOUT
TH1, TH2: WE negation - CSn negation delay cycle
TH1, TH2: RD negation - CSn negation delay cycle
Tw
T2
Rev.1.00 Jan. 10, 2008 Page 411 of 1658
CSnWCR WTH = 010
CSnWCR RDH = 010
11. Local Bus State Controller (LBSC)
TH1
*
1
TAH1: Address hold wait
TAH1: Address hold wait
CSnWCR AHS = 001
CSnWCR ADH = 001
TH2
TAH1
REJ09B0261-0100