MAX7419EUA-T Maxim Integrated Products, MAX7419EUA-T Datasheet - Page 5
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MAX7419EUA-T
Manufacturer Part Number
MAX7419EUA-T
Description
Active Filter
Manufacturer
Maxim Integrated Products
Datasheet
1.MAX7421EUA.pdf
(14 pages)
Specifications of MAX7419EUA-T
Number Of Channels
1
Cutoff Frequency
30 KHz
Supply Voltage (max)
5.5 V
Maximum Operating Temperature
+ 85 C
Minimum Operating Temperature
- 40 C
Mounting Style
SMD/SMT
Operating Supply Voltage
5 V
Supply Voltage (min)
4.5 V
Package / Case
uMAX-8
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
FILTER CHARACTERISTICS
(V
OUT, SHDN = V
Note 1: The maximum f
Note 2: DC insertion gain is defined as ΔV
Note 3: MAX7418/MAX7421/MAX7422/MAX7425: f
Note 4: PSRR is the change in output voltage from a V
ELLIPTIC, R = 1.2—MAX7421/MAX7425
BESSEL FILTERS—MAX7419/MAX7423
BESSEL FILTERS—MAX7419/MAX7423
BESSEL FILTERS—MAX7409/MAX7413
BUTTERWORTH FILTERS—MAX7420/MAX7424
Insertion Gain with DC Gain
Error Removed (Note 4)
Insertion Gain Relative to
DC Gain
Insertion Gain Relative to
DC Gain
Insertion Gain Relative to
DC Gain
DD
= +5V for MAX7418-MAX7420, V
sinusoidal input at 0.2f
MAX7419/MAX7420/MAX7423/MAX7424: f
PARAMETER
DD
, f
CLK
_______________________________________________________________________________________
C
= 2.2MHz, T
is defined as the clock frequency f
C
. Maximum f
f
f
f
f
f
f
f
f
f
f
f
f
f
f
f
f
f
f
f
f
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
A
DD
= f
= 4f
= 4f
= 7f
= f
= 3f
= T
= 0.38f
= 0.68f
= 0.87f
= 0.97f
= f
= 1.25f
= 1.43f
= 3.25f
= 0.5f
= 7f
= 0.5f
= 7f
= 0.5f
= 5f
= +3V for MAX7422-MAX7425 filter output measured at OUT, 10kΩ
C
C
C
MIN
C
C
C
C
OUT
C
C
C
C
C
C
C
C
C
C
C
C
C
C
to T
increases as V
/ ΔV
MAX
IN
OSC
OSC
.
, unless otherwise noted.)
DD
(kHz) ≅ 87x10
(kHz) ≅ 110x10
CONDITIONS
of 4.5V and a V
Switched-Capacitor Filters
CLK
IN
signal amplitude decreases.
= 100 x f
3
3
/ C
/ C
DD
C
OSC
at which the peak S / (THD+N) drops to 68dB with a
OSC
of 5.5V.
5th-Order, Lowpass,
(pF).
(pF).
MIN
-0.4
-0.4
-0.4
-0.4
-0.7
-3.6
-1.0
-3.6
-0.3
-3.6
-1
-37.2
-37.2
-0.74
-41.0
-0.74
-41.0
-47.5
TYP
-0.2
-0.2
-0.2
-0.2
-0.2
-3.0
-3.0
-3.0
-36
-67
-67
-70
0
||
50pF load to GND at
MAX
-2.4
-2.4
-2.4
-33
-35
-35
-35
-60
-35
-60
-43
-65
0.4
0.4
0.4
0.4
0.2
UNITS
dB
dB
dB
dB
5