S1C17153

16-bit Single Chip Microcontroller

16KB ROM / 2KB RAM

* S1C17653 is useful as for program development.

Generates the operating clocks with the built-in oscillators.

- OSC3B oscillator circuit: 2 MHz/1 MHz/500 kHz (typ.) internal oscillator circuit

- OSC1A oscillator circuit: 32.768 kHz (typ.) crystal oscillator circuit

LCD driver Number of driver outputs: 32Seg. x 4Com.

Shipping form: Die

RISC CPU core S1C17: the compact code optimized for C, and high throughput

of an instruction/clock

■ DESCRIPTIONS

The S1C17153 is a 16-bit MCU featuring ultra-low-power operations and compact dimensions in die form. The

S1C17153 is ideal for battery-driven electronic equipment, such as OTP cards, eTokens, and remote control

units with a simple display.

■ FEATURES

CPU

CPU core

Seiko Epson original 16-bit RISC CPU core S1C17

Multiplier/Divider (COPRO)

• 16-bit × 16-bit multiplier

• 16-bit × 16-bit + 32-bit multiply and accumulation unit

• 16-bit ÷ 16-bit divider

Embedded ROM

Capacity

16K bytes (for both instructions and data)

Embedded RaM

Capacity

2K bytes

Clock generator

System clock source

2 sources (OSC3B/OSC1A)

OSC3B oscillator circuit

2M/1M/500k Hz (typ.) internal oscillator circuit

OSC1A oscillator circuit

32.768 kHz (typ.) crystal oscillator circuit

Other

• Core clock frequency control

• Peripheral module clock supply control

LCD driver

Number of driver outputs

Segment output: 32 pins

Common output: 4 pins

Other

• Includes a power supply voltage booster/reducer.

• Includes a display data memory.

I/O ports

Number of general-purpose I/O ports

Max. 12 bits (Pins are shared with the peripheral I/O.)

Other

• Schmitt input

• Pull-up control function

• Port input interrupt: 8 bits

Serial interfaces

SPI

1 channel

UART

1 channel (IrDA1.0 supported)

Timers/Counters

8-bit timer (T8)

1 channel (Generates the SPI clock.)

16-bit PWM timer (T16A2)

1 channel (PWM output, event counter, and count capture functions)

Watchdog timer (WDT)

1 channel (Generates NMI/reset.)

Clock functions

Real-time clock (RTC)

1 channel (Hour, minute, and second counters)

Clock timer (CT)

1 channel (128 Hz to 1 Hz counters)

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 (TBD))

Interrupts

Reset interrupt

#RESET pin/watchdog timer