ASM1233M-3 datasheet(5/11 Pages) PULSECORE

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

Low Power, 5V/3.3V, µP Reset, Active LOW, Open-Drain Output

rev 1.4

November 2006

ASM1233D-L/D/M

Electrical Characteristics

Unless otherwise noted, VCC = 5V+10% and specifications are over the operating temperature range of -40°C to +85°C.

All voltages are referenced to ground.

Parameter

Symbol

Conditions

Min

Typ

Max

Unit

Supply Voltage

VCC

1.2

5.5

Output Voltage

VOL

RESET asserted

0.4

VOH

IOUT < 500 µA

VCC-0.5V

VCC-0.1V

Output Current

IOL

Output = 0.4V

Operating Current

ICC

VCC < 5.5V, RESET output open

820

µA

VCC < =3.6V, RESET output open

615

VCC Trip Point

VCCTP

ASM1233D-LZ-5

2.98

3.06

3.15

ASM1233D-LZ-10

2.8

2.88

2.97

ASM1233D-LZ-15

2.64

2.72

2.8

ASM1233DZ-5

4.5

4.625

4.74

ASM1233DZ-10

4.25

4.375

4.49

ASM1233DZ-15

4.0

4.125

4.24

ASM1233M-5

4.25

4.375

4.49

ASM1233M-55

4.5

4.625

4.75

ASM1233M-3

2.64

2.72

2.8

Voltage High Trip Level

VHTL

ASM1233D, ASM1233MS-5,

ASM1233MS-55

4.75

ASM1233MS-3

3.14

ASM1233D-L

3.06

Voltage Low Trip Level

VLTL

ASM1233D, ASM1233MS-5,

ASM1233MS-55

4.00

ASM1233MS-3

2.48

ASM1233D-L

2.3

Internal Pull-up Resistor

3.5

5.0

7.5

Ω

Output Capacitance

COUT

VCC Detect to RESET Low

tRPD

210

µs

VCC Detect to RESET High

tRPU

ASM1233D-L, ASM1233M

200

350

500

ASM1233D

250

350

450

VCC Slew Rate

(VHTL - VLTL)

300

µs

VCC Slew Rate

(VLTL - VHTL)

0ns

Note: A 1k

Ω resistor maybe required in some applications for proper operation of the microprocessor reset control circuit.

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