S1C17651

Real-time clock (RTC)

1 channel (Hour, minute, and second counters)

with theoretical regulation support

Clock timer (CT)

1 channel (128 Hz to 1 Hz counters) with theoretical regulation support

Theoretical regulation function (TR)

Time adjustment function in +16/32768 to -15/32768 second units

Sound generator

Buzzer frequency

8 frequencies selectable

Volume control

8 steps adjustable

Other

• One-shot buzzer

• Auto envelope function

Analog circuits

Supply voltage detection circuit (SVD)

1 channel (Detection voltage: 13 levels)

Interrupts

Reset interrupt

#RESET pin/watchdog timer

NMI

Watchdog timer

Programmable interrupts

8 systems (8 levels)

Power supply voltage

2.0 V to 3.6 V

Flash

programming/erasing

voltage

7V/7.5V

Operating temperature

Operating temperature range

-40°C to 85°C

SLEEP state

90 nA (OSC1 = Off, RTC = Off, OSC3B = Off, OSC3A = Off)

HALT state

0.42

μA (OSC1 = 32 kHz (OSC1A), RTC = Off, OSC3B = Off, OSC3A = Off)

0.42

μA (OSC1 = 32 kHz (OSC1A), RTC = On, OSC3B = Off, OSC3A = Off)

Run state

10

μA (OSC1 = 32 kHz (OSC1A), RTC = Off, OSC3B = Off, OSC3A = Off)

1200

μA (OSC1 = Off, RTC = Off, OSC3B = Off, OSC3A = 4 MHz ceramic)

650

μA (OSC1 = Off, RTC = Off, OSC3B = 2 MHz, OSC3A = Off)

Shipping form

1

TQFP13-64pin (10 mm × 10 mm × 1 mm, lead pitch: 0.5 mm)

2

Die

2

Seiko Epson Corporation