R8A77850ANBGV Renesas Electronics America, R8A77850ANBGV Datasheet - Page 780

• 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: -

15. Clock Pulse Generator (CPG)
15.5
Table 15.7 shows the relationship between the division ratio of divider 2 described for frequency
control register FRQCR1 and frequency display register FRQMR1, and the EXTAL input.
Table 15.7 Relationship Between the Division Ratio of Divider 2 and the Frequency
Rev.1.00 Jan. 10, 2008 Page 748 of 1658
REJ09B0261-0100
Division ratio of
divider 2
× 1/2
× 1/4
× 1/6
× 1/8
× 1/12
× 1/16
× 1/18
× 1/24
× 1/32
× 1/36
× 1/48
Calculating the Frequency
Clock operating mode 0 to 3
× 36
× 18
× 12
× 9
× 6
× 9/2
× 4
× 3
× 9/4
× 2
× 3/2
Frequency (for an input clock)
Clock operating mode 16 to 19
× 18
× 9
× 6
× 9/2
× 3
× 9/4
× 2
× 3/2
× 9/8
× 1
× 3/4