R8A77850ANBGV Renesas Electronics America, R8A77850ANBGV Datasheet - Page 812

• 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: -

16. Watchdog Timer and Reset (WDT)
(2)
The timing of indicating the reset state or normal operation on the STATUS[1:0] pins is
synchronous with the peripheral clock (Pck), and is therefore asynchronous with the clocks input
from the EXTAL pin and the CLKOUT pin.
Rev.1.00 Jan. 10, 2008 Page 780 of 1658
REJ09B0261-0100
WDT overflow
signal
EXTAL
input
CLKOUT
output
CLKOUTENB
output
MRESETOUT
output
STATUS[1:0]
output
Manual Reset Caused by Watchdog Timer Overflow in Sleep Mode
Figure 16.9 STATUS Output by Manual Reset Caused by WDT Overflow
WDT reset setup time
HL (sleep)
in Sleep Mode
HH (reset)
WDT manual reset holding time
LL (normal)