ASM1834AS datasheet(4/11 Pages) ONSEMI

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Table 3. RECOMMENDED DC OPERATING CONDITIONS (Recommended DC operating condition over the operating

temperature range of −40°C to +85°C. All voltages are referenced to ground.)

Parameter

Symbol

Conditions

Min

Typ

Max

Unit

5 V Supply Voltage

5VIN

1.2

5.5

3.3 V Supply Voltage

3.3VIN

1.2

5.5

PBRST Input High Level

VIH

VINMAX + 0.3

PBRST Input High Level

VIH

Both 3.3VIN and 5VIN ≥ 2.7 V

VINMAX − 0.4

PBRST Input Low Level

VIL

Both 3.3VIN and 5VIN ≤ 2.7 V

−0.3

0.5

Table 4. DC ELECTRICAL CHARACTERISTICS (Unless otherwise noted, VIN = 1.2 V to 5.5 V and specifications are over the

operating temperature range of −40°C to +85°C. (Note: 3.3VIN is always ≤ 5VIN))

Parameter

Symbol

Conditions

Min

Typ

Max

Unit

Output Current

IOH

Output = 2.4 V. Either 3.3VIN or

5.5VIN ≥ 2.7 V

(ASM1834/1834D only)

350

Output Current

IOL

Output = 0.4 V. Either 3.3VIN or

5.5VIN ≥ 2.7 V

(ASM1834/1834D only)

Output Voltage

VOH

VIN − 0.1V

Input Leakage

IIL

−1.0

+1.0

5 V Operating Current

ICC

3.3VIN and 5VIN ≤ 5.5 V,

RESET outputs open.

3.3 V Operating Current

ICC

3.3VIN and 5VIN ≤ 3.6 V,

RESET outputs open.

5 V Trip Point

VINTP

5VTOL = GND

4.50

4.63

4.75

5 V Trip Point

VINTP

5VTOL = 5VIN

4.25

4.38

4.49

3.3 V Trip Point

VINTP

3.3VTOL = GND

2.80

2.88

2.97

3.3 V Trip Point

VINTP

3.3VTOL = 3.3VIN

2.47

2.55

2.64

Output Capacitance

COUT

PBRST Manual Reset

Minimum Low Time

tPB

PBRST Stable LOW to reset

Active

tPDLY

Reset Active Time

tRST

200

350

500

VCC Slew Rate

VINTP(MAX) to VINTP(MIN)

300

VCC Slew Rate

VINTP(MIN) to VINTP(MAX)

VCC Detect to RESET

or RESET

tRPU

trise = 5 ms

200

350

500

VCC Detect Noise Immunity

tRPD

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