R8A77850AADBGV Renesas Electronics America, R8A77850AADBGV Datasheet - Page 811
R8A77850AADBGV
Manufacturer Part Number
R8A77850AADBGV
Description
IC SUPERH MCU 436-BGA
Manufacturer
Renesas Electronics America
Series
SuperH® SH7780r
Datasheet
1.R8A77850AADBGV.pdf
(1694 pages)
Specifications of R8A77850AADBGV
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
-40°C ~ 85°C
Package / Case
436-BGA
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Program Memory Size
-
Data Converters
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
R8A77850AADBGV
Manufacturer:
Renesas Electronics America
Quantity:
10 000
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16.5.3
The time period taken by manual reset on watchdog timer overflow (WDT manual reset holding
time) is equal to or more than 30 cycles of the peripheral clock (Pck).
The transition time from watchdog timer overflow to the manual reset state (WDT reset setup
time) is equal to or more than eight cycles of the peripheral clock (Pck).
(1)
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.
WDT overflow
signal
EXTAL
input
CLKOUT
output
CLKOUTENB
output
MRESETOUT
output
STATUS[1:0]
output
Manual Reset Caused by Watchdog Timer Overflow during Normal Operation
Figure 16.8 STATUS Output by Manual Reset Caused by WDT Overflow
Manual Reset by Watchdog Timer Overflow
WDT reset setup time
LL (normal)
during Normal Operation
HH (reset)
WDT manual reset holding time
Rev.1.00 Jan. 10, 2008 Page 779 of 1658
16. Watchdog Timer and Reset (WDT)
REJ09B0261-0100
LL (normal)
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