CF1155 datasheet(3/8 Pages) NPC

3 / 8 page

CF1155 series

SEIKO NPC CORPORATION —3

SPECIFICATIONS

Absolute Maximum Ratings

Electrical Characteristics

Ta = 25

°C, VSS = 0V, VDD = 1.5V

Parameter

Symbol

Condition

Rating

Unit

Supply voltage range

VDD − VSS

−0.3 to 5.0

Input voltage range

VIN

VSS − 0.2 to VDD + 0.2

Operating temperature range

Topr

−20 to 80

°C

Storage temperature range

Tstg

−65 to 150

°C

Parameter

Symbol

Condition

Rating

Unit

min

typ

max

Operating voltage

VDD

1.2

1.5

3.6

Current consumption1

1. Measurement circuit

IDD1

Non-play mode

–

0.01

0.3

µA

Current consumption2

2. Measurement circuit

IDD2

Melody modes: OUT, OUT open

–

µA

LH, OSH LOW-level input voltage

VIL

––

VSS + 0.2

LH, OSH HIGH-level input voltage

VIH

VDD – 0.2

–

LH, OSH LOW-level input current

IIL

VIL = 0.4V

0.7

1.5

3.0

µA

LH, OSH HIGH-level input current

IIH

VIH = 1.5V

0.7

1.5

3.0

µA

OUT, OUT LOW-level output current

IOL

VOL = 0.75V

2.0

–

OUT, OUT HIGH-level output current

IOH

VOH = 0.75V

2.0

–

TO oscillator frequency

fOSC

kHz

TO frequency stability

(relative to voltage)

∆f/f1

VDD = 1.2 to 2.0V

–

%/0.1V

∆f/f2

VDD > 2.0V

–

%/1V

TO oscillator start voltage

VDOB

–

1.2

TO oscillator stop voltage

VDOS

–

1.2

VDD

VSS

1.5V

VDD

VSS

1.5V

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