SX1507QBXXX datasheet(9/42 Pages) SEMTECH | World?셲 Lowest Voltage Level Shifting GPIO with LED Driver and Keypad Engine

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SX1507QBXXX Datasheet(PDF) 9 Page - Semtech Corporation

Part #	SX1507QBXXX

Description	World?셲 Lowest Voltage Level Shifting GPIO with LED Driver and Keypad Engine

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Manufacturer	SEMTECH [Semtech Corporation]

Direct Link	http://www.semtech.com

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ADVANCED COMMUNICATIONS & SENSING

Rev 3 – 9

th Sept. 2010

9

www.semtech.com

SX1507QB/SX1508QB/SX1509QB

World’s Lowest Voltage Level Shifting GPIO

with LED Driver and Keypad Engine

Symbol

Description

Conditions

Min

Typ

Max

Unit

I/Os set as Output

VOH

High level output voltage

-

VCC1,2

– 0.3

-

VCC1,2

V

VOL

Low level output voltage

-

-0.4

-

0.3

V

VCC1,2 >= 2V

-

-

8

(2)

IOH

High level output source current

VCC1,2 < 2V

-

-

2

(2)

mA

VCC1,2 >= 2V

-

-

15

(2)

IOL

Low level output sink current

VCC1,2 < 2V

-

-

8

(2)

mA

tPV

Output data valid timing

Cf. Figure 10

-

-

425

ns

NINT (Output)

VOL

Low level output voltage

-

-0.4

-

0.3

V

VDDM >= 2V

-

-

8

IOLM

Low level output sink current

VDDM < 2V

-

-

4

mA

tIV

Interrupt valid timing

From input data change

-

-

4

µs

tIR

Interrupt reset timing

From RegInterruptSource

clearing

-

-

4

µs

NRESET (Input)

VDDM >= 2V

0.7*VDDM

-

VDDMmax

VIHMR

High level input voltage

VDDM < 2V

0.8*VDDM

-

VDDMmax

V

VDDM >= 2V

-0.4

-

0.3*VDDM

VILM

Low level input voltage

VDDM < 2V

-0.4

-

0.2*VDDM

V

ILEAK

Input leakage current

-

-1

-

1

µA

CI

Input capacitance

-

-

-

10

pF

VPOR

Power-On-Reset voltage

Cf. Figure 8

-

0.8

-

V

VDROPH High brown-out voltage

Cf. Figure 8

-

VDDM-1

-

V

VDROPL Low brown-out voltage

Cf. Figure 8

-

0.2

-

V

tRESET

Reset time

Cf. Figure 8

-

-

2.5

ms

tPULSE

Reset pulse from host uC

Cf. Figure 8

200

-

-

ns

ADDR0, ADDR1 (Inputs)

VDDM >= 2V

0.7*VDDM

-

VDDM+0.3

VIHMA

High level input voltage

VDDM < 2V

0.8*VDDM

-

VDDM+0.3

V

VDDM >= 2V

-0.4

-

0.3*VDDM

VILM

Low level input voltage

VDDM < 2V

-0.4

-

0.2*VDDM

V

ILEAK

Input leakage current

-

-1

-

1

µA

CI

Input capacitance

-

-

-

10

pF

OSCIO (Input/Output)

VDDM >= 2V

0.7*VDDM

-

VDDM+0.3

1.425V =< VDDM < 2V

0.8*VDDM

-

VDDM+0.3

VIHMO

High level input voltage

VDDM < 1.425V

0.9*VDDM

-

VDDM+0.3

V

VDDM >= 2V

-0.4

-

0.3*VDDM

1.425V =< VDDM < 2V

-0.4

-

0.2*VDDM

V

VILMO

Low level input voltage

VDDM < 1.425V

-0.4

-

0.1*VDDM

ILEAK

Input leakage current

-

-1

-

1

µA

CI

Input capacitance

-

-

-

10

pF

VOHM

High level output voltage

-

VDDM-0.3

-

VDDM

V

VOL

Low level output voltage

-

-0.4

-

0.3

V

VDDM >= 2V

-

-

8

IOHM

High level output source current

VDDM < 2V

-

-

2

mA

VDDM >= 2V

-

-

8

IOLM

Low level output sink current

VDDM < 2V

-

-

4

mA

SCL (Input) and SDA (Input/Output)

(3)

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