MF4CN-50 National Semiconductor, MF4CN-50 Datasheet - Page 4

• 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

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(pin 2)
(pin 2)
SCHMITT TRIGGER
V
Voltage
V
Voltage
Hysteresis (V
Minimum Logical “1” Output Voltage
(pin 2)
Maximum Logical “0” Output Voltage
(pin 2)
Minimum Output Source Current
Maximum Output Sink Current
The following specifications apply for V
other limits T
T
T
Filter Electrical Characteristics
Logic Input-Output Characteristics
V
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
Magnitude at
(f
Magnitude
+, Positive Going Threshold
−, Negative Going Threshold
c
c
The following specifications apply for f
to T
+
= 5 kHz)
= 2.5 kHz)
= +2.5V, V
MAX
; all other limits T
T+
A
−
Parameter
–V
= −2.5V
= T
Parameter
T−
J
)
= 25˚C.
A
= T
J
= 25˚C.
Source
Max
Max
Max
Max
Max
Max
Min
Min
Min
Min
Min
Min
Sink
−
CLK
= 0V (Note 7) unless otherwise specified. Boldface limits apply for T
V
V
V
V
V
V
I
I
CLK R Shorted
to Ground
CLK R Shorted
to V
0
0
+
+
+
+
+
+
= −10 µA
= 10 µA
250 kHz (Note 5) unless otherwise specified. Boldface limits apply for T
= 10V
= 5V
= 10V
= 5V
= 10V
= 5V
+
at 2 f
R
f
f = 6000 Hz
f = 4500 Hz
f = 3000 Hz
f = 2250 Hz
clk
L
= 10 k
Conditions
= 250 kHz
c
(Continued)
Conditions
4
V
V
V
V
V
V
V
V
+
+
+
+
+
+
+
+
= 10V
= 5V
= 10V
= 5V
= 10V
= 5V
= 10V
= 5V
(Note 10)
Typical
−25.0
−150
+1.5
−2.2
0.5
28
78
(Note 10)
Typical
7.0
3.5
3.0
1.5
4.0
2.0
6.0
1.5
5.0
1.3
(Note 11)
Tested
−24.0
−7.57
±
−1.46
±
Limit
+1.0
−1.7
0.47
0.12
(Note 11)
Tested
Limit
0.75
0.65
6.1
3.1
4.4
1.3
3.8
0.6
1.9
2.3
7.6
1.2
3.8
9.0
4.5
1.0
0.5
3.0
2.5
(Note 12)
Design
±
±
−24.0
−7.57
−1.46
Limit
+1.0
−1.7
0.47
0.12
(Note 12)
Design
Limit
0.75
0.65
MIN
6.1
8.9
3.1
4.4
1.3
3.8
0.6
1.9
2.3
7.6
1.2
3.8
9.0
4.5
1.0
0.5
3.0
2.5
to T
MAX
MIN
Unit
mV
mA
mA
dB
dB
dB
dB
dB
V
V
; all
Unit
mA
mA
mA
mA
V
V
V
V
V
V
V
V
V
V