LSI

LS3010

2

Pin Assignment

DESIGNATION

TYPE

DESCRIPTION

B0, B1

OUTPUT

Buzzer output

T1, T2,

INPUT

TEST pin

RO/OO

OUTPUT

RC / 32KHz oscillator output (mask option)

RI/OI

INPUT

RC / 32KHz oscillator input (mask option)

VDD

POWER

+3.0V power supply

GND

POWER

Ground

I[0:5]

INPUT(PL)

Input key

PB

INPUT(PH)

Power up reset

S[1:5]

OUTPUT

LED output

Note: (PH) - pull high; (OD) – open drain;

D.C. Characteristic

(GND = 0V, Vdd = 3.0V, Ta = 25°C unless otherwise specified)

Parameter

Symbol

Min.

Typ.

Max.

Unit

Conditions

Supply Voltage

Vdd

1.2

3.0

3.6

V

Standby current

Istby

2

µ

A

Osc. stop

Operating current

Idd

-

20

50

µ

A

No load

OSC. built-in cap

Cd

-

20

-

pF

OSC. Trimmer cap

Ctrim

5

-

35

pF

Frequency stability

^f/f

-

-

10

ppM

Vdd=3.0

Buzzer output current

Ib

500

-

-

µ

A

Vbd-Vss=0.5

LED current

Iled

15.0

-

-

mA

VLED=1.5V