ADM8690ARN datasheet(2/16 Pages) AD

Numer części	ADM8690ARN

Szczegółowy opis	Microprocessor Supervisory Circuits

Download	16 Pages

Scroll/Zoom	100%

Producent	AD [Analog Devices]

Strona internetowa	http://www.analog.com

Logo

2 / 16 page

ADM8690–ADM8695–SPECIFICATIONS

Parameter

Min

Typ

Max

Units

Test Conditions/Comments

BATTERY BACKUP SWITCHING

VCC Operating Voltage Range

ADM8690, ADM8691, ADM8694, ADM8695

4.75

5.5

V

ADM8692, ADM8693

4.5

5.5

V

VBATT Operating Voltage Range

ADM8690, ADM8691, ADM8694, ADM8695

2.0

4.25

V

ADM8692, ADM8693

2.0

4.0

V

VOUT Output Voltage

VCC – 0.005

VCC – 0.0025

V

IOUT = 1 mA

VCC – 0.2

VCC – 0.125

V

IOUT

≤ 100 mA

VOUT in Battery Backup Mode

VBATT – 0.005 VBATT – 0.002

V

IOUT = 250 µA, VCC < VBATT – 0.2 V

Supply Current (Excludes IOUT)

140

200

µAI

OUT = 100 µA

Supply Current in Battery Backup Mode

0.4

1

µAV

CC = 0 V, VBATT = 2.8 V

Battery Standby Current

5.5 V > VCC > VBATT + 0.2 V

(+ = Discharge, – = Charge)

–0.1

+0.02

µAT

A = +25°C

Battery Switchover Threshold

70

mV

Power-Up

VCC – VBATT

50

mV

Power-Down

Battery Switchover Hysteresis

20

mV

BATT ON Output Voltage

0.3

V

ISINK = 3.2 mA

BATT ON Output Short Circuit Current

55

mA

BATT ON = VOUT = 4.5 V Sink Current

0.5

2.5

25

µA

BATT ON = 0 V Source Current

RESET AND WATCHDOG TIMER

Reset Voltage Threshold

ADM8690, ADM8691, ADM8694, ADM8695

4.5

4.65

4.73

V

ADM8692, ADM8693

4.25

4.4

4.48

V

Reset Threshold Hysteresis

40

mV

Reset Timeout Delay

ADM8690, ADM8691, ADM8692, ADM8693

35

50

70

ms

OSC SEL = HIGH

ADM8694, ADM8695

140

200

280

ms

OSC SEL = HIGH

Watchdog Timeout Period, Internal Oscillator

1.0

1.6

2.25

s

Long Period

70

100

140

ms

Short Period

Watchdog Timeout Period, External Clock

3840

4064

4097

Cycles

Long Period

768

1011

1025

Cycles

Short Period

Minimum WDI Input Pulse Width

50

ns

VIL = 0.4, VIH = 3.5 V

RESET Output Voltage @ VCC = +1 V

4

20

mV

ISINK = 10 µA, VCC = 1 V

RESET, LOW LINE Output Voltage

0.05

0.4

V

ISINK = 1.6 mA, VCC = 4.25 V

3.5

V

ISOURCE = 1

µA

RESET, WDO Output Voltage

0.4

V

ISINK = 1.6 mA

3.5

V

ISOURCE = 1 µA

Output Short Circuit Source Current

1

10

25

µA

Output Short Circuit Sink Current

25

mA

WDI Input Threshold

Note 1

Logic Low

0.8

V

Logic High

3.5

V

WDI Input Current

1

10

µA

WDI = VOUT

–10

–1

µA

WDI = 0 V

POWER FAIL DETECTOR

PFI Input Threshold

1.25

1.3

1.35

V

VCC = +5 V

PFI Input Current

–25

±0.01

+25

nA

PFO Output Voltage

0.4

V

ISINK = 3.2 mA

3.5

V

ISOURCE = 1 µA

PFO Short Circuit Source Current

1

3

25

µA

PFI = Low,

PFO = 0 V

PFO Short Circuit Sink Current

25

mA

PFI = High,

PFO = VOUT

CHIP ENABLE GATING

CEIN Threshold

0.8

V

VIL

3.0

V

VIH

CEIN Pull-Up Current

3

µA

CEOUT Output Voltage

0.4

V

ISINK = 3.2 mA

VOUT – 1.5

V

ISOURCE = 3.0 mA

VOUT – 0.05

V

ISOURCE = 1

µA, V

CC = 0 V

CE Propagation Delay

3

7

ns

REV. 0

–2–

(VCC = Full Operating Range, VBATT = +2.8 V, TA = TMIN to

TMAX unless otherwise noted)

Podobny numer części - ADM8690ARN

Producent	Numer części	Arkusz danych	Szczegółowy opis
Analog Devices	ADM8690ARN	207Kb / 16P	Microprocessor Supervisory Circuits REV. 0
	ADM8690ARN	392Kb / 24P	Microprocessor Supervisory Circuits Rev. C
	ADM8690ARN-REEL	392Kb / 24P	Microprocessor Supervisory Circuits Rev. C
	ADM8690ARNZ	392Kb / 24P	Microprocessor Supervisory Circuits Rev. C

More results

Podobny opis - ADM8690ARN

Producent	Numer części	Arkusz danych	Szczegółowy opis
Linear Technology	LTC690	141Kb / 16P	Microprocessor Supervisory Circuits
Maxim Integrated Produc...	MAX690	626Kb / 16P	Microprocessor Supervisory Circuits Rev 2; 4/95
Maxim Integrated Produc...	MAX690A	98Kb / 12P	Microprocessor Supervisory Circuits Rev 3; 9/93
Analog Devices	ADM690A	327Kb / 8P	Microprocessor Supervisory Circuits REV. 0
	ADM8698	95Kb / 4P	Microprocessor Supervisory Circuits REV. 0
	ADM805LM	334Kb / 8P	Microprocessor Supervisory Circuits REV. 0
	ADM692A	334Kb / 8P	Microprocessor Supervisory Circuits REV. 0
	ADM693	291Kb / 16P	Microprocessor Supervisory Circuits REV. A
	ADM706P	333Kb / 16P	Microprocessor Supervisory Circuits REV. D
Linear Technology	LTC691	270Kb / 20P	Microprocessor Supervisory Circuits

More results

ADM8690ARN Arkusz danych(PDF) 2 Page - Analog Devices

ADM8690ARN Arkusz danych(HTML) 2 Page - Analog Devices

Podobny numer części - ADM8690ARN

Podobny opis - ADM8690ARN

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16

Arkusz danych Pobierz

Link URL