Micrel, Inc.

MAX823/4/5

January 14, 2014

5

Revision 1.0

Absolute Maximum Ratings

(2)

/MR, WDI, RESET, /RESET..................

0.3V to V

Input Current (All Pins except RESET, /RESET) ........20mA

Output Current (RESET, /RESET) ..............................20mA

Storage Temperature (Ts).........................

65°C to +150°C

ESD Rating

(4) (Human Body Model)(MAX823/4/5) ........ 3kV

Operating Ratings

(3)

Junction Thermal Resistance

5-Pin SOT23 ....................................................215°C/W

5-Pin SC70 ......................................................250°C/W

Electrical Characteristics

(5)

(6) indicate –40˚C ≤ T

Parameter

Condition

Min.

Typ.

Max.

Units

Power Suppy Input

1.0

5.5

V

L/M (WDI and /MR unconnected)

4.8

14

µA

T/S/R/Z/Y/W (WDI and /MR unconnected)

3.8

8.4

µA

Reset Threshold Voltage

Reset Threshold Voltage

4.602

4.625

4.648

V

L (falling)

40C  T

4.556

4.694

V

4.353

4.375

4.397

V

M (falling)

–40

C  T

4.309

4.441

V

3.060

3.075

3.090

V

T (falling)

–40

C  T

3.029

3.121

V

2.910

2.925

2.940

V

S (falling)

–40

C  T

2.881

2.969

V

2.612

2.625

2.638

V

R (falling)

–40

C  T

2.586

2.664

V

2.303

2.315

2.327

V

Z (falling)

–40

C  T

2.280

2.350

V

2.177

2.188

2.199

V

Y (falling)

–40

C  T

2.155

2.221

V

1.657

1.665

1.673

V

W (falling)

–40

C  T

1.640

1.690

V

Reset Threshold

Hysteresis

L, M

10

mV

T, S, R, Z, Y, W

5

mV

Reset Threshold Tempco

40

ppm/

˚C