SP708REP 查看數據表（PDF） - Exar Corporation

零件编号

产品描述 (功能)

比赛名单

SP708REP

+3.0V/+3.3V low power microprocessor supervisory circuits

Exar Corporation 

SP706R/S/T - SP708R/S/T

3.0V/3.3V Low Power Microprocessor Supervisory

Circuits

Parameter

VIH

MR Pull-up Current

MR Pulse Width tMR

MR Input Threshold

VIL

VIH

VIL

VIH

MR to Reset Out Delay tMD

Min.

25

100

500

150

0.7xVCC

2.0

PFI Input Threshold

1.20

PFI Input Current

PFO Output Voltage

VIL

VIH

VIL

VIH

-200.00

0.8xVCC

VCC-1.5

Note 1:WDI minimum rise /fall time is 1µs.

Typ.

70

250

1.25

0.01

Max.

0.4

250

600

Units

µA

ns

0.6

V

0.8

750

250

ns

1.30

V

200.00

nA

0.3

V

0.4

Conditions

4.5V<VCC<5.5V, ISINK=3.2mA

MR = 0V, VRST(MAX)<VCC<3.6V

MR = 0V, 4.5V<VCC<5.5V

VRST(MAX)<VCC<3.6V

4.5V<VCC<5.5V

VRST(MAX)<VCC<3.6V

VRST(MAX)<VCC<3.6V

4.5V<VCC<5.5V

4.5V<VCC<5.5V

VRST(MAX)<VCC<3.6V

4.5V<VCC<5.5V

VCC=3.0V - SP70xR, PFI falling

VCC=3.3V - SP70xS/T, PFI falling

VPFI = 1.36V

VRST(MAX)<VCC<3.6V, ISOURCE=500µA

VRST(MAX)<VCC<3.6V, ISINK=1.2mA

4.5V<VCC<5.5V, ISOURCE=800µA

4.5V<VCC<5.5V, ISINK=3.2mA

BLOCK DIAGRAM

© 2015 Exar Corporation

Fig. 1: SP706R/S/T Block Diagram

3/17

Rev. 3.0.0

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