IC Phoenix
 
Home ›  MM75 > MAX7400ESA+T-MAX7404ESA+,8th-Order, Lowpass, Elliptic, Switched-Capacitor Filters
MAX7400ESA+T-MAX7404ESA+ Fast Delivery,Good Price
Part Number:
If you need More Quantity or Better Price,Welcom Any inquiry.
We available via phone +865332716050 Email
Partno Mfg Dc Qty AvailableDescript
MAX7400ESA+TMAXIMN/a100avai8th-Order, Lowpass, Elliptic, Switched-Capacitor Filters
MAX7404ESA+ |MAX7404ESAMAXIMN/a1avai8th-Order, Lowpass, Elliptic, Switched-Capacitor Filters


MAX7400ESA+T ,8th-Order, Lowpass, Elliptic, Switched-Capacitor FiltersELECTRICAL CHARACTERISTICS—MAX7400/MAX7403(V = +5V, filter output measured at OUT, 10kΩ || 50pF loa ..
MAX7401CSA ,8th-Order, Lowpass, Bessel, Switched-Capacitor FiltersELECTRICAL CHARACTERISTICS—MAX7401(V = +5V, filter output measured at OUT, 10kΩ || 50pF load to GND ..
MAX7401EPA ,8th-Order, Lowpass, Bessel, Switched-Capacitor FiltersApplicationsPART TEMP. RANGE PIN-PACKAGEADC Anti-Aliasing CT2 Base StationsMAX7401CSA 0°C to +70°C ..
MAX7401ESA ,8th-Order, Lowpass, Bessel, Switched-Capacitor FiltersMAX7401/MAX740519-4788; Rev 1; 6/998th-Order, Lowpass, Bessel, Switched-Capacitor Filters
MAX7403CPA ,8-th-order, lowpass, elliptic, switched-capacitor filter. Filter response elliptic (r=1.2), operating voltage +5Vapplications. They fea-' Single-Supply Operationture a shutdown mode that reduces the supply curren ..
MAX7403CSA ,8-th-order, lowpass, elliptic, switched-capacitor filter. Filter response elliptic (r=1.2), operating voltage +5VELECTRICAL CHARACTERISTICS—MAX7400/MAX7403(V = +5V, filter output measured at OUT, 10kΩ || 50pF loa ..
MB6M ,MINIATURE GLASS PASSIVATED SINGLE-PHASE BRIDGE RECTIFIERThermal Characteristics (TA = 25°C unless otherwise noted)Parameter Symbol MB2M MB4M MB6M UnitDevic ..
MB6S ,Bridge RectifiersThermal Characteristics (T = 25°C unless otherwise noted)AParameter Symbol MB2S MB4S MB6S UnitDevic ..
MB7117E , Schottky TTL 2048-Bit Bipolar Programmable Read-Only Memory


MAX7400ESA+T-MAX7404ESA+
8th-Order, Lowpass, Elliptic, Switched-Capacitor Filters
General Description
The MAX7400/MAX7403/MAX7404/MAX7407 8th-order,
lowpass, elliptic, switched-capacitor filters (SCFs) oper-
ate from a single +5V (MAX7400/MAX7403) or +3V
(MAX7404/MAX7407) supply. These devices draw 2mA
of supply current and allow corner frequencies from
1Hz to 10kHz, making them ideal for low-power anti-
aliasing and post-DAC filtering applications. They fea-
ture a shutdown mode that reduces the supply current
to 0.2μA.
Two clocking options are available: self-clocking
(through the use of an external capacitor) or external
clocking for tighter cutoff-frequency control. In addition,
an offset adjustment pin (OS) allows for the adjustment
of the DC output level.
The MAX7400/MAX7404 provide 82dB of stopband
rejection and a sharp rolloff with a transition ratio of 1.5.
The MAX7403/MAX7407 provide a sharper rolloff with a
transition ratio of 1.2, while still delivering 60dB of stop-
band rejection. The fixed response of these devices
simplifies the design task to corner-frequency selectiony setting a clock frequency. The MAX7400/
MAX7403/MAX7404/MAX7407 are available in 8-pin SO
and DIP packages.
Applications

ADC Anti-AliasingSpeech Processing
Post-DAC FilteringAir-Bag Electronics
CT2 Base Stations
Feature
8th-Order Lowpass Elliptic FilterLow Noise and Distortion
-82dB THD + Noise (MAX7400)
Clock-Tunable Corner Frequency (1Hz to 10kHz)100:1 Clock-to-Corner RatioSingle-Supply Operation
+5V (MAX7400/MAX7403)
+3V (MAX7404/MAX7407)
Low Power
2mA (Operating Mode)
0.2μA (Shutdown Mode)
Available in 8-Pin SO and DIP PackagesLow Output Offset: ±5mVth-Order, Lowpass, Ellipticitched-Capacitor Filte
VDD
CLK
OUT
GND
INPUT
0.1μF
0.1μF
CLOCK
SHDN
OUTPUT
VSUPPLY
COM
MAX7400
MAX7403
MAX7404
MAX7407OS
OUTVDD
CLK
SHDNIN
GND
COM
SO/DIP

TOP VIEW
MAX7400
MAX7403
MAX7404
MAX7407
Typical Operating Circuit

19-4764; Rev 2; 6/99
Ordering Information continued at end of data sheet.
Pin Configuration
Ordering Information
Selector Guide

MAX7407Elliptic (r = 1.2)+3
PARTFILTER RESPONSEOPERATING
VOLTAGE (V)

MAX7403
MAX7400Elliptic (r = 1.5)+5
Elliptic (r = 1.2)+5
MAX7404Elliptic (r = 1.5)+3
PART
MAX7400CSA

MAX7400CPA
MAX7400ESA-40°C to +85°C
0°C to +70°C
0°C to +70°C
TEMP. RANGEPIN-PACKAGE

8 SO
8 Plastic DIP
8 SO
MAX7400EPA-40°C to +85°C8 Plastic DIP
th-Order, Lowpass, Elliptic, itched-Capacitor FiltersABSOLUTE MAXIMUM RATINGS
ELECTRICAL CHARACTERISTICS—MAX7400/MAX7403

(VDD= +5V, filter output measured at OUT, 10kΩ|| 50pF load to GND at OUT, SHDN= VDD, OS = COM, 0.1μF from COM to GND,
fCLK= 100kHz, TA= TMINto TMAX, unless otherwise noted. Typical values are at +25°C.)
Stresses beyond those listed under “Absolute Maximum Ratings” may cause permanent damage to the device. These are stress ratings only, and functional
operation of the device at these or any other conditions beyond those indicated in the operational sections of the specifications is not implied. Exposure to
absolute maximum rating conditions for extended periods may affect device reliability.
VDDto GND
MAX7400/MAX7403..............................................-0.3V to +6V
MAX7404/MAX7407..............................................-0.3V to +4V
IN, OUT, COM, OS, CLK............................-0.3V to (VDD+ 0.3V)
SHDN........................................................................-0.3V to +6V
OUT Short-Circuit Duration...................................................1sec
Continuous Power Dissipation (TA= +70°C)
SO (derate 5.88mW/°C above +70°C)..........................471mW
DIP (derate 9.1mW/°C above +70°C)...........................727mW
Operating Temperature Ranges
MAX740_C_A .....................................................0°C to +70°C
MAX740_E_A ..................................................-40°C to +85°C
Storage Temperature Range.............................-65°C to +150°C
Lead Temperature (soldering, 10sec).............................+300°C
VOS= 0 to (VDD- 1V) (Note 3)
(Note 1)
SHDN= GND, VCOM= 0 to VDD
VIN= VCOM= VDD/ 2
Output, COM internally biased
VCOM= VDD/ 2 (Note 2)
Input, COM externally driven
CONDITIONS
±0.1±10Input Leakage Current at OS±0.1±10Input Leakage Current at COM50500CLMaximum Capacitive Load
at OUT101RLResistive Output Load Drive
mVp-p10Clock Feedthrough75125RCOMInput Resistance at COM
VDD/ 2VDD/ 2VDD/ 2
- 0.2+ 0.2
VCOMCOM Voltage RangeV
VDD/ 2VDD/ 2VDD/ 2
- 0.5+ 0.5
100:1fCLK/fCClock-to-Corner Ratio
kHz0.001 to 10fCCorner FrequencyVCOM±0.1VOSInput Voltage Range at OS
ppm/°C10Clock-to-Corner Tempco0.25VDD- 0.25Output Voltage Range±5±25VOFFSETOutput Offset Voltage-0.10.150.3DC Insertion Gain with
Output Offset Removed
UNITSMINTYPMAXSYMBOLPARAMETER

COSC= 1000pF (Note 4)kHz293848fOSCInternal Oscillator Frequency
VCLK= 0 or 5VμA±15±30ICLKClock Input Current
VDD- 0.5VIHV
0.5VIL
Clock Input High
fIN= 200Hz, VIN= 4Vp-p,
measurement bandwidth = 22kHzdB-80THD+NTotal Harmonic Distortion
plus Noise
MAX7400
MAX7403
V/V1AOSOS Voltage Gain to OUT
Clock Input LowV
FILTER CHARACTERISTICS
CLOCK
th-Order, Lowpass, Elliptic, itched-Capacitor FilterELECTRICAL CHARACTERISTICS—MAX7400/MAX7403 (continued)
(VDD= +5V, filter output measured at OUT, 10kΩ|| 50pF load to GND at OUT, SHDN= VDD, OS = COM, 0.1μF from COM to GND,
fCLK= 100kHz, TA= TMINto TMAX, unless otherwise noted. Typical values are at TA= +25°C.)
ELECTRICAL CHARACTERISTICS—MAX7404/MAX7407

(VDD= +3V, filter output measured at OUT, 10kΩ|| 50pF load to GND at OUT, SHDN= VDD, OS = COM, 0.1μF from COM to GND,
fCLK= 100kHz, TA= TMINto TMAX, unless otherwise noted. Typical values are at TA= +25°C.)
SHUTDOWN
POWER REQUIREMENTS

SHDNInput Leakage Current±0.1±10μAVSHDN= 0 to VDD
SHDNInput High
VSDL0.5VSDHVDD- 0.5
PARAMETERSYMBOLMINTYPMAXUNITS

Power-Supply Rejection RatioPSRR60dB
Shutdown CurrentISHDN0.21μA
Supply VoltageVDD4.55.5V
Supply CurrentIDD23.5mA
CONDITIONS

Measured at DC
SHDN= GND, CLK driven from 0 to VDD
Operating mode, no load, IN = OS = COM
FILTER CHARACTERISTICS

Total Harmonic Distortion
plus Noise
PARAMETERSYMBOLMINTYPMAXUNITS

DC Insertion Gain with Output
Offset Removed-0.10.10.3dB
Output Offset VoltageVOFFSET±5±25mV
Output Voltage Range0.25VDD- 0.25V
Clock-to-Corner Tempco10ppm/°C
THD+N-77dBMAX7407
MAX7404-79
OS Voltage Gain to OUTAOS1V/V
Input Voltage Range at OSVOSVCOM±0.1V
Corner FrequencyfC0.001 to 10kHz
Clock-to-Corner RatiofCLK/fC100:1
VDD/ 2VDD/ 2VDD/ 2
- 0.1+ 0.1VCOM Voltage RangeVCOM
Input Resistance at COMRCOM75125kΩ
Clock Feedthrough10mVp-p
Resistive Output Load DriveRL101kΩ
Maximum Capacitive Load
at OUTCL50500pF
Input Leakage Current at COM±0.1±10μA
Input Leakage Current at OS±0.1±10μA
CONDITIONS

COM internally biased or externally driven
VCOM= VDD/ 2 (Note 2)
VIN= VCOM= VDD/ 2
fIN= 200Hz, VIN= 2.5Vp-p,
measurement bandwidth = 22kHz
SHDN= GND, VCOM= 0 to VDD
(Note 1)
VOS= 0 to (VDD- 1V) (Note 3)
SHDNInput LowV
th-Order, Lowpass, Elliptic, itched-Capacitor FiltersELECTRICAL CHARACTERISTICS—MAX7404/MAX7407 (continued)
(VDD= +3V, filter output measured at OUT, 10kΩ|| 50pF load to GND at OUT, SHDN= VDD, OS = COM, 0.1μF from COM to GND,
fCLK= 100kHz, TA= TMINto TMAX, unless otherwise noted. Typical values are at TA= +25°C.)
ELLIPTIC (r=1.5) FILTER CHARACTERISTICS—MAX7400/MAX7404

(VDD= +5V for MAX7400, VDD= +3V for MAX7404; filter output measured at OUT; 10kΩ||50pF load to GND at OUT; SHDN= VDD;
VCOM= VOS= VDD / 2; fCLK= 100kHz; TA= TMINto TMAX; unless otherwise noted. Typical values are at TA= +25°C.)
VCLK= 0 or 3V
COSC= 1000pF (Note 4)
CONDITIONS

VDD- 0.5VIH±15±30ICLKClock Input Current
kHz263443fOSCInternal Oscillator Frequency
0.5VIL
Clock Input High
UNITSMINTYPMAXSYMBOLPARAMETER

SHDN= GND, CLK driven from 0 to VDD
Operating mode, no load, IN = OS = COM
Measured at DC0.21ISHDN23.5IDDSupply Current2.73.6VDDSupply VoltagePSRR
Shutdown Current
Power-Supply Rejection RatiodB
VDD- 0.5VSDHSHDNInput HighV
VSHDN= 0 to VDD±0.1±10SHDNInput Leakage CurrentμA
VSDL0.5
Clock Input Low
SHDNInput Low
CLOCK
POWER REQUIREMENTS
SHUTDOWN

CONDITIONSUNITSMINTYPMAXPARAMETER

fIN= 0.371fC-0.20-0.100.20
fIN= 0.737fC
fIN= 0.587fC
fIN= 0.940fC
fIN= 0.868fC
fIN= 1.000fC
fIN= 0.988fC
fIN= 1.601fC
fIN= 1.500fC
fIN= 4.020fC
fIN= 2.020fC
Insertion Gain Relative to DC Gain
(Note 5)
-82-75
th-Order, Lowpass, Elliptic, itched-Capacitor FilterNote 1:The maximum fCis defined as the clock frequency, fCLK= 100 ·fC, at which the peak SINAD drops to 68dB with a
sinusoidal input at 0.2fC.
Note 2:
DC insertion gain is defined as ΔVOUT/ ΔVIN.
Note 3:
OS voltages above VDD- 1V saturate the input and result in a 75μA typical input leakage current.
Note 4:
For MAX7400/MAX7403, fOSC(kHz) ≅38 ·103 / COSC(pF). For MAX7404/MAX7407, fOSC(kHz) ≅34 ·103 / COSC(pF).
Note 5:
The input frequencies, fIN, are selected at the peaks and troughs of the frequency responses.
ELLIPTIC (r=1.2) FILTER CHARACTERISTICS—MAX7403/MAX7407

(VDD= +5V for MAX7403, VDD= +3V for MAX7407; filter output measured at OUT; 10kΩ||50pF load to GND at OUT; SHDN= VDD;
VCOM= VOS= VDD / 2; fCLK= 100kHz; TA= TMINto TMAX; unless otherwise noted. Typical values are at TA= +25°C.)
Typical Operating Characteristics

(VDD= +5V for MAX7400/MAX7403, VDD= +3V for MAX7404/MAX7407; VCOM= VOS= VDD/ 2; SHDN= VDD; fCLK= 100kHz; = +25°C; unless otherwise noted.)
MAX7400/MAX7404 (r = 1.5)
FREQUENCY RESPONSE
AX7400/03-01
INPUT FREQUENCY (kHz)
(d
fC = 1kHz
MAX7400/MAX7404 (r = 1.5)
PASSBAND FREQUENCY RESPONSE
AX7400/03-02
INPUT FREQUENCY (Hz)
(d
fC = 1kHz
MAX7400/MAX7404 (r = 1.5)
PHASE RESPONSE
AX7400/03-03
INPUT FREQUENCY (Hz)
(D
fC = 1kHz
PARAMETERMINTYPMAXUNITS

Insertion Gain Relative to DC Gain
(Note 5)
fIN= 1.533fC
fIN= 2.875fC
fIN= 1.200fC
fIN= 1.261fC
CONDITIONS
fIN= 0.992fC
fIN= 1.000fC
fIN= 0.902fC
fIN= 0.956fC
fIN= 0.640fC
fIN= 0.784fC
-0.20-0.110.20fIN= 0.408fC
th-Order, Lowpass, Elliptic, itched-Capacitor FiltersTypical Operating Characteristics (continued)
(VDD= +5V for MAX7400/MAX7403, VDD= +3V for MAX7404/MAX7407; VCOM= VOS= VDD/ 2; SHDN= VDD; fCLK= 100kHz; = +25°C; unless otherwise noted.)
SUPPLY CURRENT
vs. SUPPLY VOLTAGE

AX7400 toc07
SUPPLY VOLTAGE (V)
(m
NO LOAD
MAX7404
MAX7407
MAX7400
MAX7403
SUPPLY CURRENT
vs. TEMPERATURE
AX7400 toc08
TEMPERATURE (°C)
(m
NO LOAD
MAX7400
MAX7403
MAX7404
MAX7407
OFFSET VOLTAGE
vs. SUPPLY VOLTAGE
AX7400 toc09
SUPPLY VOLTAGE (V)
(m
VIN = VCOM = VDD/2
MAX7404
MAX7407
MAX7400
MAX7403
OFFSET VOLTAGE vs. TEMPERATURE
AX7400/03-10
TEMPERATURE (°C)
(m
VIN = VCOM = VDD/2
THD PLUS NOISE vs. INPUT SIGNAL
AMPLITUDE (MAX7400)
AX7400/03 11
AMPLITUDE (Vp-p)
(d
NO LOAD
(SEE TABLE A)
THD PLUS NOISE vs. INPUT SIGNAL
AMPLITUDE AND RESISTIVE LOAD (MAX7400)
AX7400/03-12
AMPLITUDE (Vp-p)
(d
fIN = 200Hz
fC = 1kHz
MEASUREMENT BW = 22kHz
RL = 500Ω
RL = 1kΩ
RL = 10kΩ
MAX7403/MAX7407 (r = 1.2)
FREQUENCY RESPONSE
X7400/03 04
INPUT FREQUENCY (kHz)
(d
fC = 1kHz
MAX7403/MAX7407 (r = 1.2)
PASSBAND FREQUENCY RESPONSE
X7400/03 05
INPUT FREQUENCY (Hz)
(d
fC = 1kHz
MAX7403/MAX7407 (r = 1.2)
PHASE RESPONSE
X7400/03 06
INPUT FREQUENCY (Hz)
(D
fC = 1kHz
ic,good price


TEL:86-533-2716050      FAX:86-533-2716790
   

©2020 IC PHOENIX CO.,LIMITED