R8A77800ANBGAV Renesas Electronics America, R8A77800ANBGAV Datasheet - Page 191

• 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: -

<Big endian>
<Little endian>
Floating-point register
Floating-point register
Memory area
Memory area
Figure 6.5 Relation between SZ Bit and Endian
8n
4n+3
63
63
63
63
63
63
FR (2i)
FR (2i)
Notes: *1. In the case of SZ = 0 and PR = 0, DR register can not be used.
8n+3
(1) SZ = 0
DR (2i)
32 31
DR (2i)
4n
32 31
*2. The bit-location of DR register is used for double precision format when PR = 1.
4m+3
8n+4
(In the case of (2), it is used when PR is changed from 0 to 1.)
FR (2i+1)
FR (2i+1)
8n+7
*1, *2
4m
0
0
0
0
0
0
8n+3
63
63
63
FR (2i)
(2) SZ = 1, PR = 0
DR (2i)
8n
32 31
8n+7
FR (2i+1)
Rev.1.00 Dec. 13, 2005 Page 139 of 1286
8n+4
*2
0
0
0
Section 6 Floating-Point Unit (FPU)
8n+7
63
63
63
FR (2i)
(3) SZ = 1, PR = 1
8n+4
DR (2i)
32 31
8n+3
FR (2i+1)
REJ09B0158-0100
8n
0
0
0