Specifications

Electrical Characteristics for the Allowable Operating Ranges

No. 4532-2/10

LC75821E, 75821W

Parameter

Symbol

Conditions

Ratings

Unit

Maximum supply voltage

–0.3 to +7.0

V

V

Input voltage

CE, CLK, DATA, INH

–0.3 to +7.0

V

OSC: output off

V

Output voltage

OSC: output off

V

Output current

S1 to S53

100

µA

COM1, COM2

1.0

mA

Allowable power dissipation

Pd max

Ta = 85°C

100

mW

Operating temperature

Topr

–40 to +85

°C

Storage temperature

Tstg

–55 to +125

°C

Parameter

Symbol

Conditions

min

typ

max

Unit

Supply voltage

3.0

6.5

V

3.0

V

Input high-level voltage

INH

6.5

V

Input high-level voltage

CE, CLK, DATA

6.5

V

Input low-level voltage

INH

0

V

Input low-level voltage

CE, CLK, DATA

0

V

Recommended external

OSC

51

k

Ω

resistance

Recommended external

OSC

680

pF

capacitance

Guaranteed oscillation range

OSC

25

50

100

kHz

Clock low-level pulse width

CLK

0.25

µs

Clock high-level pulse width

CLK

0.25

µs

Data setup time

CLK, DATA

0.25

µs

Data hold time

CLK, DATA

0.25

µs

CE, DATA

1

µs

Serial data pulse width

CE, CLK

1.25

µs

1

µs

4

µs

Parameter

Symbol

Conditions

min

typ

max

Unit

Input high-level current

5

µA

Input low-level current

–5

µA

Output high-level voltage

V

Output high-level voltage

V

Output low-level voltage

1.0

V

Output low-level voltage

0.6

V

Mid-level voltage

2.65

3.25

3.85

V

0.9

1.5

2.1

V

Oscillator frequency

OSC: R = 51 k

Ω, C = 680 pF

40

50

60

kHz

Hysteresis voltage

0.3

V

Current drain

0.6

mA

2

mA