R8A77800ANBGAV Renesas Electronics America, R8A77800ANBGAV Datasheet - Page 215

• 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: -

Bit
1
0
Bit Name

AT
Initial
Value
0
0
R/W
R
R/W
Description
Reserved
This bit is always read as 0. The write value should
always be 0.
Address Translation Enable Bit
These bits enable or disable the MMU.
0: MMU disabled
1: MMU enabled
MMU exceptions are not generated when the AT bit is
0. In the case of software that does not use the MMU,
the AT bit should be cleared to 0.
Section 7 Memory Management Unit (MMU)
Rev.1.00 Dec. 13, 2005 Page 163 of 1286
REJ09B0158-0100