r5s77631ay266bgv Renesas Electronics Corporation., r5s77631ay266bgv Datasheet - Page 827

• Manufacturer Part Number: r5s77631ay266bgv
• Description: Renesas 32-bit Risc Microcomputer Superhtm Risc Engine Family Sh-4a Series
• Manufacturer: Renesas Electronics Corporation.

22.2
Table 22.1 shows the RTC pins.
Table 22.1 RTC Pins
Note:
Pin Name
RTC oscillator crystal pin
RTC oscillator crystal pin
Dedicated RTC power
supply
Dedicated RTC GND pin
RTC standby
*
Input/Output Pins
Power must be supplied to the RTC power supply pins even when the RTC is not used.
Abbreviation
EXTAL2
XTAL2
Vdd-RTC
Vss-RTC
XRTCSTBI
I/O
Input
Output
—
—
Input
Function
Connects crystal to RTC oscillator
Connects crystal to RTC oscillator
RTC oscillator power supply pin*
RTC oscillator GND pin*
RTC standby
Rev. 1.00 Oct. 01, 2007 Page 761 of 1956
Section 22 Realtime Clock (RTC)
REJ09B0256-0100