Absolute Maximum Ratings (Notes1&2)
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales
Office/Distributors for availability and specifications.
Total Supply Voltage
b
0.3V toa16V
Voltage at Any Pin V
b
b
0.3V to V
a
a
0.3V
Input Current per Pin (Note 3)
g
5mA
Total Input Current (Note 3)
g
20 mA
Lead Temperature (Soldering 10 sec.)
Dual-In-Line Package (Plastic) 300§C
Surface Mount Package (Note 4)
Vapor Phase (60 seconds) 215
§
C
Infrared (15 seconds) 220
§
C
Power Dissipation (Note 5) 500 mW
Maximum Junction Temperature 150
§
C
Storage Temperature Range
b
65§Ctoa150§C
ESD Susceptibility (Note 6) 2000V
Operating Ratings (Note 1)
Temperature Range T
MIN
s
T
A
s
T
MAX
LMF380CIN, LMF380CIV,
LMF380CIJ
b
40§CsT
A
s
a
85§C
LMF380CMJ
b
55§CsT
A
s
a
125§C
Supply Voltage (V
a
b
Vb) 4.0V to 14V
Clock Input Frequency 10 Hz to 1.25 MHz
Filter Electrical Characteristics The following specifications apply for V
a
ea
5V, V
b
eb
5V, and f
CLK
e
320 kHz unless otherwise specified. Boldface limits apply for T
MIN
to T
MAX
; all other limits apply for T
A
e
T
J
e
25§C.
Symbol Parameter Conditions
Typical Limit Units
(Note 7) (Note 8) (Limit)
f
CLK:f01
Clock-to-Center-Frequency Ratio, Filter 1 50:1
f
CLK:f02
Clock-to-Center-Frequency Ratio, Filter 2 62.5:1
f
CLK:f03
Clock-to-Center-Frequency Ratio, Filter 3 80:1
A
1
Gain at f
1
e
3720 Hz (Filter 1), (Note 9)
b
32
b
30 dB (max)
2960 Hz (Filter 2), 2340 Hz (Filter 3)
A
2
Gain at f
2
e
6080 Hz (Filter 1), (Note 9)
a
0.1 0.1g0.7 dB (max)
4820 Hz (Filter 2), 3820 Hz (Filter 3)
A
3
Gain at f
3
e
6200 Hz (Filter 1), (Note 9
0.0
b
0.0g0.7 dB (max)
4960 Hz (Filter 2), 3940 Hz (Filter 3)
A
4
Gain at f
4
e
6400 Hz (Filter 1), (Note 9)
b
0.2
b
0.2
g
0.7 dB (max)
5080 Hz (Filter 2), 4040 Hz (Filter 3)
A
5
Gain at f
5
e
6540 Hz (Filter 1), (Note 9)
b
0.1
b
0.1g0.7 dB (max)
5180 Hz (Filter 2), 4120 Hz (Filter 3)
A
6
Gain at f
6
e
6720 Hz (Filter 1), (Note 9)
a
0.15
b
0.15g0.7 dB (max)
5340 Hz (Filter 2), 4240 Hz (Filter 3)
A
7
Gain at f
7
e
8900 Hz (Filter 1), (Note 9)
b
22
b
20 dB (max)
7060 Hz (Filter 2), 5600 Hz (Filter 3)
V
OS
Output Offset Voltage, Each Filter
a
50
a
120 mV (max)
b
30 mV (min)
En Total Output Noise, OUT1 0.1 Hz to 20 kHz 240
Total Output Noise, OUT2 210 mVrms
Total Output Noise, OUT3 190
C
L
Maximum Capacitive Load 200 pF
Crosstalk V
IN
e
1 Vrms, fef
O
b
67 dB
Clock Feedthrough, Each Filter V
a
ea
5V, V
b
eb
5V 10 mV
p-p
V
OUT
Output Voltage Swing R
L
e
5kX
a
4.2
a
3.8 V (min)
b
4.6
b
4.2 V (max)
THD Total Harmonic Distortion V
IN
e
1 Vrms, fef
O
0.05 %
I
S
Supply Current 6.0 9.0 mA (max)
2