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AS1916

Microprocessor Supervisory Circuits with Manual Reset and Watchdog

austriamicrosystems AG 

AS1916 - AS1918

Datasheet - Electrical Characteristics

6 Electrical Characteristics

VCC = +2.7 to +3.6V for AS19xx-T/S/R, VCC = +2.1 to +2.75V for AS19xx- Z/Y, VCC = +1.53 to +2.0V for AS19xx-W/V; Typical values @ TAMB

= +25ºC (unless otherwise specified).

Table 4. Electrical Characteristics

Symbol

TAMB

VCC

lid ICC

G still va VTH

amscoAntent tRD

l tRP

ica VOL

Techn VOH

Parameter1

Operating Temperature Range

Operating Voltage Range

VCC Supply Current

(MRN and WDI Not Connected)

VCC Reset Threshold

(VCC Falling)

Reset Threshold

Temperature Coefficient

Reset Threshold Hysteresis

VCC to Reset

Output Delay

Reset Timeout Period

RESETN Output Low

(Push/Pull or Open-Drain)

RESETN Output High

(Push/Pull Only)

Conditions

TAMB = 0 to +85ºC

TAMB = -40 to +125ºC

VCC = +3.6V, No Load,

TAMB = -40ºC to +85ºC

VCC = +3.6V, No Load,

TAMB = -40 to +125ºC

TAMB = -40 to +85ºC

TAMB = -40 to +125ºC

AS19xx-T

TAMB = -40 to +85ºC

TAMB = -40 to +125ºC

AS19xx-S

TAMB = -40 to +85ºC

TAMB = -40 to +125ºC

AS19xx-R

TAMB = -40 to +85ºC

TAMB = -40 to +125ºC

AS19xx-Z

TAMB = -40 to +85ºC

TAMB = -40 to +125ºC

AS19xx-Y

TAMB = -40 to +85ºC

TAMB = -40 to +125ºC

AS19xx-W

TAMB = -40 to +85ºC

TAMB = -40 to +125ºC

AS19xx-V

VCC = VTH to (VTH - 100mV)

TAMB = -40 to +85ºC

TAMB = -40 to +125ºC

VCC ≥ 1.0V, ISINK = 50µA,

Reset Asserted, TAMB = 0 to +85ºC

VCC ≥ 1.2V, ISINK = 100µA, Reset Asserted

VCC ≥ 2.55V, ISINK = 1.2mA,

Reset Asserted

VCC ≥ 3.3V, ISINK = 3.2mA,

Reset Asserted

VCC ≥ 1.8V, ISOURCE = 200µA,

Reset Not Asserted

VCC ≥ 3.15V, ISOURCE = 500µA,

Reset Not Asserted

VCC ≥ 3.3V, ISOURCE = 800µA,

Min Typ Max Units

-40

+125 ºC

1.0

3.6

V

1.2

3.6

5.5

12

µA

19

2.994 3.08 3.154

2.972

3.179

2.848 2.93 3.000

2.827

3.024

2.556 2.63 2.693

2.538

2.714

2.255 2.32 2.376

V

2.239

2.394

2.129 2.19 2.243

2.113

2.260

1.623 1.67 1.710

1.612

1.723

1.536 1.58 1.618

1.525

1.631

60

ppm/

ºC

8 x VTH

mV

55

µs

140 215 280

ms

100

320

0.3

0.3

V

0.3

0.4

0.8 x

VCC

0.8 x

VCC

V

0.8 x

Reset Not Asserted

VCC

ILKG

Open-Drain RESETN Output Leakage

Current

RESETN Not Asserted

TAMB = +25ºC

1.0

µA

0.2

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