MAX815 データシートの表示（PDF） - Maxim Integrated

部品番号

コンポーネント説明

メーカー

MAX815

±1% Accuracy, Low-Power, +3V and +5V µP Supervisory Circuits

Maxim Integrated 

±1% Accuracy, Low-Power, +3V and +5V

µP Supervisory Circuits

ELECTRICAL CHARACTERISTICS, +3V Parts (MAX814/MAX815T, MAX816) (continued)

(VCC = 3.06V to 5.5V for MAX814T/MAX815T and MAX816, TA = TMIN to TMAX, unless otherwise noted.)

PARAMETER

WDI Pulse Width

WDI Input Threshold

WDI Input Current

MR to WDO High Delay

LOW LINE to RESET Differential

Threshold

LOW LINE Threshold

MR Pullup Current

MR Pulse Width

MR Input Threshold

MR to RESET Out Delay

(Note 3)

PFI Input Threshold

PFI Input Current

SYMBOL

tWP

VWDI

IWDI

tWDO

∆VLL

VLLT

IMR

tMR

V MRLO

V MRHI

tMD

VPFI

IPFI

CONDITIONS

MIN TYP

MAX815T

VRT(max) < VCC < 3.6V 100

4.5V < VCC < 5.5V

50

VRT(max) < VCC <

3.6V; MAX815T

Low

High

0.7 x VCC

Low

VCC = 5.0V; MAX815T High

2.4

WDI = VCC or 0V, MAX815T

-1.0

MAX815T (Note 1)

1

VCC falling, MAX814TC

50

VCC falling, MAX814TE

48

VCC rising

MR = 0V

VRT(max) < VCC< 3.6V 70

4.5V < VCC < 5.5V

110

VRT(max) < VCC < 3.6V

500

4.5V < VCC < 5.5V

150

Low

High

0.7 x VCC

VRT(max) < VCC < 3.6V

4.5V < VCC < 5.5V

VCC = 3.3V, 5V

1.666 1.700

-15.00 +6.0

MAX UNITS

ns

0.8

V

0.8

+1.0 µA

µs

70

mV

73

3.163

V

240

µA

370

ns

1.1

V

750

ns

250

1.734

V

+35.00 nA

Note 1: Applies if WDO is externally connected to MR or if MR is externally driven.

Note 2: On power-up, delay from reset trip threshold crossing to valid outputs.

Note 3: Applies to both RESET and RESET.

4 _______________________________________________________________________________________

Share Link: