MF4CN-50 National Semiconductor, MF4CN-50 Datasheet - Page 3

• Manufacturer Part Number: MF4CN-50
• Description: IC LOWPASS FILTER 4TH ORD SW CAP
• Manufacturer: National Semiconductor

Specifications of MF4CN-50

• Filter Type: Butterworth, Lowpass Switched Capacitor
• Frequency - Cutoff Or Center: 20kHz
• Number Of Filters: 1
• Max-order: 4th
• Voltage - Supply: 5 V ~ 14 V
• Mounting Type: *
• Package / Case: *
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Other names: *MF4CN-50; MF4NC-50

Filter Electrical Characteristics
Absolute Maximum Ratings
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
Supply Voltage (V
Voltage At Any Pin
Input Current at Any Pin (Note 14)
Package Input Current (Note 14)
Power Dissipation (Note 15)
V
f
Range (Note 3)
Supply Current
Maximum Clock
Feedthrough
(Peak-to-Peak)
H
f
Frequency Ratio
f
Coefficient
Stopband Attenuation (Min)
DC Offset Voltage
Minimum Output Swing
Output Short Circuit
Current (Note 8)
Dynamic Range (Note 4)
Additional Magnitude
Response Test Points
(Note 6)
f
V
f
Range (Note 3)
Supply Current
Maximum Clock
Feedthrough
(Peak-to-Peak)
H
f
Frequency Ratio
f
Coefficient
c
clk
clk
clk
c
clk
CLK
The following specifications apply for f
to T
+
, Cutoff Frequency
+
o
o
Cutoff Frequency
, DC Gain
, DC Gain
/f
/f
/f
= +5V, V
= +2.5V, V
= 250 kHz
c
c
c
/f
, Clock to Cutoff
, Clock to Cutoff
C
Temperature
MAX
Temperature
; all other limits T
−
= −5V
−
= −2.5V
Parameter
+
–V
−
)
Filter Output
Filter Output
A
= T
J
= 25˚C.
Source
Max
Sink
max
Min
min
CLK
250 kHz (Note 5) unless otherwise specified. Boldface limits apply for T
(Notes 1, 2)
f
V
R
at 2 f
R
f = 6000 Hz
f = 4500 Hz
f = 3000 Hz
f = 2250 Hz
f
V
R
clk
clk
in
in
source
L
source
V
V
Conditions
= 250 kHz
= 10 k
= 250 kHz
= 0V
= 0V
+
−
500 mW
c
+ 0.2V
− 0.2V
20 mA
5 mA
2 k
2 k
14V
3
Storage Temperature
ESD Susceptibility (Note 13)
Soldering Information (10 sec.)
Operating Ratings
Temperature Range
Supply Voltage (V
MF4CN-50
(Note 10)
Typical
±
±
49.96
−25.0
50.07
−200
+4.0
−4.5
±
±
0.3%
0.3%
2.5
0.0
1.5
1.5
0.0
25
50
80
15
15
25
+
–V
(Note 11)
Tested
−
±
±
±
±
±
Limit
49.96
−24.0
−7.57
−1.44
50.07
±
)
+3.5
−4.0
2.25
1.0%
3.5
0.15
0.47
0.12
0.15
1%
(Note 2)
(Note 12)
Design
±
−24.0
−7.57
±
−1.44
±
±
Limit
+3.5
−4.0
2.25
20k
10k
0.1
3.5
0.15
0.47
0.12
0.1
0.15
T
min
0˚C T
www.national.com
T
A
5V to 14V
A
ppm/˚C
ppm/˚C
MIN
Unit
150˚C
260˚C
mA
mV
mV
mA
mA
mA
mV
800 V
Hz
dB
dB
dB
dB
dB
Hz
dB
V
V
70˚C
T
max