Datasheet

MAX7409/MAX7410/MAX7413/MAX7414
5th-Order, Lowpass,
Switched-Capacitor Filters
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5th-Order, Lowpass,
Switched-Capacitor Filters
ELECTRICAL CHARACTERISTICS—MAX7409/MAX7410
(V
DD
= +5V, filter output measured at OUT, 10kΩ || 50pF load to GND at OUT, OS = COM, 0.1µF capacitor from COM to GND,
SHDN = V
DD
, f
CLK
= 100kHz, T
A
= T
MIN
to T
MAX
, unless otherwise noted. Typical values are at T
A
= +25°C.)
ELECTRICAL CHARACTERISTICS—MAX7413/MAX7414
(V
DD
= +3V, filter output measured at OUT pin, 10kΩ || 50pF load to GND at OUT, OS = COM, 0.1µF capacitor from COM to GND,
SHDN = V
DD
, f
CLK
= 100kHz, T
A
= T
MIN
to T
MAX
, unless otherwise noted. Typical values are at T
A
= +25°C.)
CONDITIONS
MIN TYP MAX
SYMBOLPARAMETER
IN = COM (Note 4)
SHDN = GND
Operating mode, no load
0.5V
SDL
SHDN Input Low
4.5V
SDH
SHDN Input High
70PSRRPower-Supply Rejection Ratio
0.2 1I
SHDN
Shutdown Current
1.2 1.5Supply Current I
DD
4.5 5.5V
DD
Supply Voltage
V
V
dB
µA
mA
V
UNITS
SHDN Input Leakage Current V
SHDN
= 0 to V
DD
±0.2 ±10 µA
POWER REQUIREMENTS
SHUTDOWN
µA±0.1 ±10V
OS
= 0 to V
DD
Input Leakage Current at OS
µA±0.1 ±10
SHDN = GND, V
COM
= 0 to V
DD
Input Leakage Current at COM
Maximum Capacitive Output
Load Drive
UNITS
kHz
ppm/°C
V
mV
dB
dB
V/V
V
V
mVp-p
kΩ
pF
PARAMETER SYMBOL MIN TYP MAX
DC Insertion Gain with
Output Offset Removed
-0.2 0 +0.2
Output Offset Voltage V
OFFSET
±4 ±25
Output Voltage Range 0.25 V
DD
-
0.25
Clock-to-Corner Tempco 10
Total Harmonic Distortion
plus Noise
THD+N
-83
Offset Voltage Gain A
OS
1
Corner Frequency f
C
0.001 to 15
Clock-to-Corner Ratio f
CLK
/
f
C
100:1
COM Voltage Range V
COM
1.4 1.5 1.6
V
COM
±0.1
Clock Feedthrough 3
Resistance Output Load Drive R
L
10 1
C
L
50 500
CONDITIONS
V
COM
= V
DD
/ 2 (Note 2)
V
IN
= V
COM
= V
DD
/ 2
f
IN
= 200Hz, V
IN
= 2.5Vp-p,
measurement bandwidth = 22kHz
Input, COM externally driven
OS to OUT
Input, OS externally driven
(Note 1)
1.4 1.5 1.6
kΩInput Resistance at COM R
COM
110 180
Input Voltage Range at OS V
OS
MAX7413
MAX7414 -81
FILTER CHARACTERISTICS
VOutput, COM unconnected