S1C17705/703

UART

2 channels (IrDA1.0 supported)

IR remote controller (REMC)

1 channel

LCD driver

LCD outputs

• 128 SEG × 32 COM

• Supports 64 SEG × 64 COM

emulation RAM mapping.

• 120 SEG × 32 COM

• Supports 60 SEG × 64 COM

emulation RAM mapping.

Other

1/5 bias (built-in power supply voltage booster circuit)

Timers

16-bit timer (T16)

5 channels

16-bit PWM timer (T16A)

4 channels

16-bit PWM timer (T16A2)

4 channels

Clock timer (CT)

1 channel

Stopwatch timer (SWT)

1 channel

Watchdog timer (WDT)

1 channel

A/D converter

Conversion method

Successive approximation type

Number of analog input channels

8 channels (max.)

Resolution

10 bits

R/F converter

Conversion method

CR oscillation type with 24-bit counter

Number of conversion channels

2 channels (2 sensors can be connected to each channel.)

Sensor supported

DC-bias resistive/capacitive sensors and AC-bias resistive sensors

Other

Supports external input for counting pulses.

Supply voltage detector (SVD)

Detection levels

15 programmable detection levels (1.8 V to 3.2 V)

Interrupts

Reset interrupt

#RESET pin

NMI

Watchdog timer

Programmable interrupts

26 systems (8 levels)

Power supply voltage

• 1.8 V to 3.6 V (for normal operation)

• 2.5 V to 3.6 V (for Flash erasing/programming)

• Built-in voltage regulator (two operating voltages switchable)

Operating temperature

Operating temperature range

-25°C to 70°C

Current consumption (Typ. value)

SLEEP state

(OSC1 = Off, IOSC = Off,

OSC3 = Off)

1.2

μA

1.0

μA

HALT state

(OSC1 = 32kHz, IOSC = Off,

OSC3 = Off, LCD = Off)

2.7

μA

2.5

μA

HALT state

(OSC1 = 32kHz, IOSC = Off,

OSC3 = Off, LCD = On)

9.7

μA

9.5

μA

Run state

(OSC1 = 32kHz, IOSC = Off,

OSC3 = Off, LCD = Off)

18

μA

15

μA

Run state

(OSC1 = Off, IOSC = Off,

OSC3 = 1 MHz ceramic,

LCD = Off)

557

μA

450

μA

A/D converting current

200

μA (AVDD = 3.6 V, 100 kHz sampling)

Shipping form

1

QFP23-240pin

QFP21-216pin

2

Chip

Chip

3

VFBGA10H-240

Size/pitch

QFP23-240pin

(body size: 32 mm × 32 mm, lead pitch: 0.5 mm)

QFP21-216pin

(body size: 24 mm × 24 mm, lead pitch: 0.4 mm)

VFBGA7H-240

(body size: 10 mm × 10 mm, ball pitch: 0.5 mm)

Chip (S1C17705)

(pad pitch: 90

μm)

Chip (S1C17703)

(pad pitch: 80

μm)

2

Seiko Epson Corporation