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MAX7490EEE

Dual Universal Switched-Capacitor Filters

Maxim Integrated 

Dual Universal Switched-Capacitor Filters

ELECTRICAL CHARACTERISTICS—MAX7490 (continued)

(VDD = VEXTCLK = +5V; fCLK = 625kHz; 10kΩ || 50pF load to VDD/2 at LP_, BP_, and N_/HP_; VSHDN = VDD; 0.1µF from COM to

GND; 50% duty-cycle clock input; COM = VDD/2; TA = TMIN to TMAX. Typical values are at TA = +25°C, unless otherwise noted.)

(Note 1)

PARAMETER

Clock Input Low

Clock Duty Cycle

SHDN AND EXTCLK

Input High

Input Low

Input Leakage Current

POWER REQUIREMENTS

Supply Voltage

SYMBOL

VIH

VIL

VDD

Power-Supply Current

IDD

Shutdown Current

ISHDN

INTERNAL OP AMPS CHARACTERISTICS

Output Short-Circuit Current

DC Open-Loop Gain

Gain Bandwidth Product

GBW

Slew Rate

SR

CONDITIONS

MIN TYP

50 ± 5

VDD - 0.5

VINPUT = 0 to VDD

±0.4

4.5

No external load, mode 1, R1 = R3 = 50kΩ,

R2 = 10kΩ, Q = 5

3.5

SHDN = GND

±18

RL ≥ 10kΩ, CL ≤ 50pF

130

RL ≥ 10kΩ, CL ≤ 50pF

7

RL ≥ 10kΩ, CL ≤ 50pF

6.4

MAX

0.5

0.5

±10

5.5

4.0

1

UNITS

V

%

V

V

μA

V

mA

μA

mA

dB

MHz

V/μs

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