R8A77800ANBGAV Renesas Electronics America, R8A77800ANBGAV Datasheet - Page 455

• Manufacturer Part Number: R8A77800ANBGAV
• Description: IC SUPERH MPU ROMLESS 449-BGA
• Manufacturer: Renesas Electronics America
• Series: SuperH® SH7780r

Specifications of R8A77800ANBGAV

• Core Processor: SH-4A
• Core Size: 32-Bit
• Speed: 400MHz
• Connectivity: Audio Codec, MMC, Serial Sound, SCI, SIO, SPI, SSI
• Peripherals: DMA, POR, WDT
• Number Of I /o: 75
• Program Memory Type: ROMless
• Ram Size: 16K x 8
• Voltage - Supply (vcc/vdd): 1.15 V ~ 1.35 V
• Oscillator Type: External
• Operating Temperature: -20°C ~ 75°C
• Package / Case: 449-BGA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Program Memory Size: -
• Data Converters: -

12.2
Table 12.1 shows the DDRIF pin configuration. For details on connection with the DDR-SDRAM,
see the DDR-SDRAM pin information.
Table 12.1 Pin Configuration
Pin Name
MCLK
MCLK
CKE
MCS
MWE
MA13 to MA0
BA1, BA0
MD31 to MD0
MDQS3 to MDQS0
MDQM3 to MDQM0
MRAS
MCAS
BKPRST
DDR-VREF
Input/Output Pins
Bank address
Data mask
Reference voltage input
Function
DDR-SDRAM clock
DDR-SDRAM clock
Clock enable
Chip select
Write enable
Address
Data
I/O data strobe
Row address strobe
Column address strobe
Power back-up reset
I/O
Output
Output
Output
Output
Output
Output
Output
I/O
Output
Output
Output
Input
Input
I/O
Section 12 DDR-SDRAM Interface (DDRIF)
Rev.1.00 Dec. 13, 2005 Page 403 of 1286
Description
Clock output for DDR-SDRAM
Clock output for DDR-SDRAM
Inverse of the MCLK
When this pin is set high, the clock
signal is active. When this pin is set
low, the clock signal is inactive.
Chip select output
Write enable output
Row/column address
Bank address output
Data I/O
I/O data strobe
I/O data mask signal
Row address strobe signal
Column address strobe signal
When this pin goes low, the CKE pin
also goes low
Input reference voltage
REJ09B0158-0100