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ICM7556IPDZ Datasheet(PDF) 4 Page - Intersil Corporation

Part No. ICM7556IPDZ
Description  General Purpose Timers
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Maker  INTERSIL [Intersil Corporation]
Homepage  http://www.intersil.com/cda/home
Logo INTERSIL - Intersil Corporation

ICM7556IPDZ Datasheet(HTML) 4 Page - Intersil Corporation

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4
FN2867.9
August 24, 2006
Functional Diagram
Reset Voltage
VRST
VDD = 2V to 15V
0.4
1.0
0.2
1.2
V
Reset Current
IRST
VDD = 15V
10
50
nA
Discharge Leakage
IDIS
VDD = 15V
10
50
nA
Output Voltage
VOL
VDD = 15V, ISINK = 20mA
0.4
1.0
1.25
V
VDD = 5V, ISINK = 3.2mA
0.2
0.4
0.5
V
VOH
VDD = 15V, ISOURCE = 0.8mA
14.3
14.6
14.2
V
VDD = 5V, ISOURCE = 0.8mA
4.0
4.3
3.8
V
Discharge Output Voltage
VDIS
VDD = 5V, ISINK = 15mA
0.2
0.4
0.6
V
VDD = 15V, ISINK = 15mA
0.4
V
Supply Voltage (Note 3)
VDD
Functional Operation
2.0
18.0
3.0
16.0
V
Output Rise Time (Note 3)
tR
RL = 10M, CL = 10pF, VDD = 5V
75
ns
Output Fall Time (Note 3)
tF
RL = 10M, CL = 10pF, VDD = 5V
75
ns
Oscillator Frequency
(Note 3)
fMAX
VDD = 5V, RA = 470Ω, RB = 270Ω,
C = 200pF
1MHz
NOTES:
3. These parameters are based upon characterization data and are not tested.
4. Applies only to military temperature range product (M suffix).
Electrical Specifications
Applies to ICM7555 and ICM7556, unless otherwise specified (Continued)
PARAMETER
SYMBOL
TEST CONDITIONS
TA = +25°C
(NOTE 4)
-55°C TO
+125°C
UNITS
MIN
TYP
MAX
MIN
TYP
MAX
+
-
THRESHOLD
CONTROL
VOLTAGE
6
5
3
1
+
-
TRIGGER
2
COMPARATOR
R
GND
B
COMPARATOR
A
R
VDD
8
OUTPUT
7
1
n
DISCHARGE
OUTPUT
DRIVERS
FLIP-FLOP
RESET
4
R
NOTE:
This functional diagram reduces the circuitry down to its simplest equivalent components. Tie down unused inputs.
TRUTH TABLE
THRESHOLD VOLTAGE
TRIGGER VOLTAGE
RESET
OUTPUT
DISCHARGE SWITCH
Don’t Care
Don’t Care
Low
Low
On
>2/3(V+)
>1/3(V+)
High
Low
On
<2/3(V+)
>1/3(V+)
High
Stable
Stable
Don’t Care
<1/3(V+)
High
High
Off
NOTE: RESET will dominate all other inputs: TRIGGER will dominate over THRESHOLD.
ICM7555, ICM7556


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