ASM692AEPAF datasheet(9/15 Pages) PULSECORE

Part #	ASM692AEPAF

Description	關P Power Supply Supervisor With Battery Backup Switch

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Manufacturer	PULSECORE [PulseCore Semiconductor]

Direct Link	http://www.onsemi.com/

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9 / 15 page

ASM690A/692A

ASM802L/802M

April 2008

ASM805L

rev 1.7

µP Power Supply Supervisor With Battery Backup Switch

9 of 15

Notice: The information in this document is subject to change without notice.

Electrical Characteristics

Unless other wise noted, VCC = 4.75V to 5.5V for the ASM690A / ASM802L / ASM805L and VCC = 4.5V to 5.5V for the

ASM692A / ASM802M;VBATT = 2.8V; and TA = TMIN to TMAX.

Parameter

SYMBOL

Conditions

Min

TYP

Max

Unit

VCC, VBATT Voltage

Range (Note 1)

1.1

5.5

V

Supply Current

Excluding IOUT

IS

35

100

µA

TA = 25°C

1.5

ISUPPLY in Battery

Backup Mode

(Excluding IOUT)

VCC = 0V, VBATT = 2.8V

TA =TMIN to TMAX

5.0

µA

VBATT Standby

Current (Note 2)

5.5V>VCC>VBATT + 0.2V

TA = 25°C

TA =TMIN to TMAX

-0.1

-1.0

0.02

µA

IOUT = 5mA

VOUT Output

IOUT = 50mA

VCC-0.025

VCC-0.25

VCC-

0.010

VCC-

0.10

V

VOUT in Battery

Backup Mode

IOUT=250µA, VCC < VBATT - 0.2V

VBATT- 0.1

VBATT

-

0.001

V

Battery Switch

Threshold,

VCC to VBATT

VCC < VRT

Power Up

Power Down

20

-20

mV

Battery Switch over

Hysteresis

40

mV

ASM690A/802L/805L

ASM692A, ASM802M

ASM802L, TA = 25°C, VCC falling

Reset Threshold

VRT

ASM802M, TA=25°C, VCC falling

4.50

4.25

4.55

4.30

4.65

4.40

4.75

4.50

4.70

4.45

V

Reset Threshold

Hysteresis

40

mV

Reset Pulse Width

tRS

140

200

280

ms

ISOURCE = 800µA

ISINK = 3.2mA

ASM69_AC,ASM802_C,VCC=1.0V,ISINK=50µA

ASM69_AE,ASM802_E,VCC=1.2V,ISINK=100µA

ASM805LC, ISOURCE=4µA, VCC = 1.1V

ASM805LE, ISOURCE=4µA, VCC = 1.2V

ASM805L, ISOURCE=800µA

Reset Output

Voltage

ASM805L, ISINK=3.2mA

VCC - 1.5

0.8

0.9

VCC - 1.5

0.4

0.3

0.4

V

Watchdog Timeout

tWD

1.00

1.60

2.25

sec

WDI Pulse Width

tWP

VIL = 0.4V, VIH = 0.8VCC

50

ns

WDI = VCC

µA

WDI Input Current

WDI = 0V

-150

50

-50

150

µA

VCC = 5V, Logic LOW

0.8

V

WDI Input

Threshold

(Note 3)

VCC = 5V, Logic HIGH

3.5

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