Micrel, Inc.
MIC2788/MIC2789
Absolute Maximum Ratings
(1)
Supply Voltage (V
IN
) .....................................
−0.3V
to
+6.0V
Reset Input Voltage (/MR0, /MR1)........
−0.3V
to V
IN
+ 0.3V
Open Drain Reset Output (/RST) .................
−0.3V
to
+6.0V
Push-Pull Reset Output (RSTP)............
−0.3V
to V
IN
+ 0.3V
Tri-State Programmable Delay (PDY)...
−0.3V
to V
IN
+ 0.3V
Lead Temperature (soldering, 10sec.)....................... 260°C
Junction Temperature (T
J
) ........................−40°C to +150°C
Storage Temperature (Ts).........................
−55°C
to
+150°C
ESD Rating (Human Body Model)
(3)
.............................. 2kV
ESD Rating (Machine Model)
(3)
....................................300V
Operating Ratings
(2)
Supply Voltage (V
IN
)..................................... +1.6V to +5.5V
Reset Input Voltage (/MR0, /MR1)......................... 0V to V
IN
Open Drain Reset Output (/RST)...................... 0V to +5.5V
Push-Pull Reset Output (/RSTP) ........................... 0V to V
IN
Tri-State Programmable Delay (PDY).................... 0V to V
IN
Ambient Temperature (T
A
) .......................... –40°C to +85°C
Junction Thermal Resistance
2mm
×
2mm Thin MLF
®
(θ
JA
).............................90°C/W
Electrical Characteristics
(4)
V
IN
= 3.0V, T
A
= 25°C,
Bold
values indicate –40°C
≤
T
A
≤
+85°C; unless noted otherwise.
Parameter
Power Supply Input
Supply Voltage (V
IN
)
V
IN
= 5V; /MR0, /MR1, /RST, RSTP, and PDY
open
V
IN
= 3V; /MR0, /MR1, /RST, RSTP, and PDY
open
PDY = Open
Set-Up Delay (t
SETUP
)
PDY = 0V
PDY = V
IN
Reset Timeout Delay (t
RESET
)
Reset Outputs (/RST, RSTP)
Reset Output Voltage Low
(/RST Output and RSTP Output)
(V
OL
)
V
IN
=
4.5V, I
SINK
= 3.2mA
V
IN
=
3.3V, I
SINK
= 2.5mA
V
IN
=
1.6V, I
SINK
= 1.0mA
V
IN
=
4.5V, I
SOURCE
= 0.8mA
Reset Output Voltage High
(RSTP Output) (V
OH
)
/RST Output Leakage (I
LO
)
Notes:
1.
2.
3.
4.
Exceeding the absolute maximum rating may damage the device.
The device is not guaranteed to function outside its operating rating.
Devices are ESD sensitive. Handling precautions recommended. Human body model, 1.5kΩ in series with 100pF.
Specification for packaged product only.
Conditions
Min.
Typ.
Max.
Units
V
1.6
3.4
2.9
5.5
7.5
Supply Current (I
IN
)
µA
Reset Time
1.6
3.2
4.8
140
240
2.0
4.0
6.0
220
350
2.4
4.8
7.2
280
480
ms
s
Option X
Option Y
0.3
0.3
0.3
0.8
×
VIN
0.8
×
VIN
0.8
×
VIN
0.3
μA
V
V
V
IN
=
2.7V, I
SOURCE
= 0.5mA
V
IN
=
1.6V, I
SOURCE
= 250μA
V
/RST
= 5.5V
October 2011
4
M9999-102711-A
MICREL [ MICREL SEMICONDUCTOR ]
