ASM161 datasheet(5/9 Pages) ALSC

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ASM161 / ASM162

5 of 9

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

µP Supervisory Circuit

rev 1.0

October 2003

Electrical Characteristics

Unless otherwise noted, VCC is over the full range and TA = 00 to 700c for ASM161/162 X C and TA = -400c to +850c for ASM161/

162 X E devices. Typical values at TA = 250c, VCC = 5V for L/M/J devices, VCC = 3.3V for T/S devices and VCC = 3V for R devices

Parameter

Symbol

Conditions

Min

Typ

Max

Unit

Input Voltage (VCC)

Range

VCC

TA = 0°C to 70°C

1.1

5.5

Supply Current

(Unloaded)

ICC

TA = 0°C to 70°C,

TA = -40°C to +85°C

VCC < 5.5V,

L/M/J

615

µA

TA = 0°C to 70°C,

TA = -40°C to +85°C

VCC < 3.6V,

R/S/T

4.5

Reset Threshold

VTH

L Devices

TA = 25°C

4.56

4.63

4.70

Note 1

4.50

4.75

M devices

TA = 25°C

4.31

4.38

4.45

Note 1

4.25

4.50

J devices

TA = 25°C

3.93

4.00

4.06

Note 1

3.89

4.10

T devices

TA = 25°C

3.04

3.08

3.11

Note 1

3.00

3.15

S devices

TA = 25°C

2.89

2.93

2.96

Note 1

2.85

3.00

R devices

TA = 25°C

2.59

2.63

2.66

Note 1

2.55

2.70

Reset Threshold Temp

Coefficient

TCVTH

ppm/

°C

VCC to reset delay

VCC = VTH to (VTH -100mV)

µS

Reset Pulse Width

tRPW

TA = 0°C to 70°C

800

1400

2000

TA = -40°C to 85°C

560

2240

MR Minimum Pulse

Width

tMR

µS

MR Glitch Immunity

100

MR to RESET Propaga-

tion Delay

tMD

0.5

µs

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