STFPC320 datasheet(70/78 Pages) STMICROELECTRONICS

부품명	STFPC320

상세설명	Front panel controller/driver with standby power management and real-time clock

PDF	78 Pages

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제조업체	STMICROELECTRONICS [STMicroelectronics]

홈페이지	http://www.st.com

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70 / 78 page

Electrical characteristics

STFPC320

70/78

17.4

Electrical specifications

Table 17.

Electrical specifications

(TA = -20 to +70 °C, VDD = 3.3 V, GND = 0 V, VSS = VDD – 33.3 V)

Symbol

Parameter

Test conditions

Min

Typ

Max

Unit

VOH1

High-level output

voltage

LED1 – LED4,

IOH1 = -1mA

0.9 VDD

VOL1

Low-level output

voltage

LED1 – LED4,

IOH2 = 20mA

VOL2

Low-level output

voltage

SDA, IOL2 = 4mA

0.6

IOH21

High-level output

current

VO = VDD – 2V,

Seg1 to Seg12

-3

IOH22

High-level output

current

VO = VDD – 2 V, Grid1 to

Grid8, Seg13/Grid16 to

Seg12/Grid9

-15

IOLEAK

Driver leakage current

VO = VDD – 33.3 V,

driver off

-10

μA

Output pull-down

resistor

Driver output

100

150

Ω

Input current

VI = VDD or GND

±1

μA

VIH

High-level input voltage

0.7 VDD

VIL

Low-level input voltage

0.3 VDD

Hysteresis voltage

0.35

IDDdyn

Dynamic current

consumption

Under no load,

display OFF

2mA

RPU

External pull-up resistor SCL, SDA

4.7

Ω

RPU

External pull-up resistor IRQ_N/SQW

Ω

RPD

External pull-down

resistor

READY, KEY1, KEY2

Ω

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