AFC820YL630KK1T [MURATA]

Continuous Time Filter, 2 Func, Chebyshev, Lowpass;


型号：	AFC820YL630KK1T
厂家：	muRata
描述：	Continuous Time Filter, 2 Func, Chebyshev, Lowpass LTE 有源滤波器
文件：	总3页 (文件大小：128K)
中文：	中文翻译
下载：	下载PDF数据表文档文件

HIGH FREQUENCY DEVICES

HIGH FREQUENCY ACTIVE FILTERS

AF Series

FEATURES

ꢀ Wide filtering frequency range available (up to 30MHz)

ꢀ High precision: (examples)

1) 0.3dB typical pass band ripple for AFC820YL630KK1T

2) 4mrad²typical phase distortion for AFC820YL630KK1T

3) 30nsec. typical GDT deviation for AFM834YL1900KK1

ꢀ Excellent IM suppression: (ex.) +28dBm IP3 for

AFC820YL630KK1T

ꢀ No insertion loss

ꢀ Low current consumption: (ex.) 4mA typical for

AFC820YL630KK1T

ꢀ Small size and surface mountable

ꢀ Added functions easily integrated (e.g.: built-in 75ꢀ load

drivers, gain adjustment with external resistor values,

multiple filter chains)

APPLICATIONS

ꢀ Wireless communications: cdmaOne, cdma2000, W-CDMA

base station and WLL

ꢀ Wired communications: xDSL modem, cable modem

ꢀ

Audio/Visual Equipment: DTV, HDTV, DSS-STB, MPEG2

video processor

PART NUMBERING SYSTEM

2500K

DESIGNATES

FILTER TYPE

FILTER RESPONSE

FILTER

OUTWARD FORM

CUT OFF

REVISION

NUMBER

1, 2, 3,…

ACTIVE FILTER B: Band pass filter

0: 2nd order band pass filter ORDER Example YL: Printed OR CENTER SYMBOL

C: Combination of filters 1: Butterworth

resin coating and

leaded surface

mount package

FREQUENCY A, B, C,…:

E: Equalizer

2: Chebyshev

(Hz), OR

SERIAL

without group

H: High pass filter

L: Low pass filter

M: Module including

filter circuits

3: Group delay equalizer

4: Amplitude equalizer

5: Bessel

delay equalizers

K, L, M,…:

NUMBER

with group

6: Unused number

7: Butterworth-Chebyshev

8: Dual Chebyshev

9: Others or combinations

delay equalizers

X: custom products

R: band Reject filter

SPECIFICATIONS (Represents only a few examples.)

Cutoff/

Center

Freq.

Supply

Voltage

& Icc

Stopband

Rejection

(dB)

Passband

Ripple

(dB)

GDT Dev.

Phase Dev.

Output Number

Level Channels

Input/Output

Impedance

Filter

Function

Part Number

Applications

Low Pass for

transmitter

& receiver

baseband

Phase Distortion

<10 mrad^2

cdmaOne base

+5V

>35dB @

<0.6dB

High input imp./

Low output imp.

AFC820YL630KK1T

630kHz 0dB

station & WLL

4mA (typ.) 900kHz ~ 5MHz

@ 1kHz ~ 630Hz

@ 1kHz ~ 630kHz

[IS-95,1.2288Mcps]

cdma2000

Low Pass for

(W-CDMA, UMTS) transmitter

1.84MHz

0dB

4mA (typ.)

>35dB @

5MHz 2MHz

<1.0dB

<200nsec

High input imp./

AFC818YL2MK1T

AFM834YL1900KK1

AFM712YL30MK1

base station

& receiver

(2MHz)

@ 100kHz ~ 1.84MHz @ 100kHz ~ 1.84MHz Low output imp.

[3.6864,(3.84)Mcps] baseband

Low Pass for

W-CDMA, UMTS

base station

[3.84Mcps]

High input imp./

50 ohms typ.

for output imp.

transmitter

& receiver

baseband

>55dB @

5MHz 2MHz

<0.6dB

@ 1kHz ~ 1.5MHz

<60nsec

@ 1kHz ~ 1.92MHz

1.92MHz –6dB

30MHz

28mA (typ.)

Low Pass

10nsec ~ 20nsec

@ 1MHz

31nsec ~ 51nsec

@27MHz

High input imp./

75 ohms typ. for

Output 1 & low

imp. for Output 2

DTV (ATSC)

HD-STB

with output

Amp.for YUV

video-out

+9V

95mA (max.)

–0.8dB ~ 1.2dB @ 20MHz

normalized at 100kHz

–7dB

>20dB @ 44MHz

15 MHz

282

CG01-J

HIGH FREQUENCY DEVICES

HIGH FREQUENCY ACTIVE FILTERS

AF Series

TYPICAL FILTER TYPES

LOW PASS FILTER

HIGH PASS FILTER

BAND PASS FILTER

EQUALIZER

BAND REJECT FILTER

TYPICAL FILTER RESPONSES

SECOND ORDER

BAND PASS FILTER

BUTTERWORTH

CHEBYSHEV

BUTTERWORTH

CHEBYSHEV

DUAL

CHEBYSHEV

TYPICAL OVERALL CHARACTERISTICS

AFC820YL630K1T

TYPICAL OVERALL CHARACTERISTICS

AFC818YL2MK1T

1600

1400

1200

1000

800

600

400

200

–10

–20

–30

–40

Gain

–10

–20

–30

GDT

–40

–50

–60

–70

–50

GDT

–60

–70

–80

0.1

100

Frequency (MHz)

10000

0.1

10.0

1.0

Frequency (MHz)

1000

100.0

TYPICAL OVERALL CHARACTERISTICS

AFM712YL30MK1

TYPICAL IM CHARACTERISTICS

AFC820YL630KK1T

–55

–60

–65

–70

–75

–80

–85

–90

–95

–100

120

100

Terminated by 75 ohms

at output 2

Gain

–10

–20

–30

–40

–50

–60

GDT

100

–14

–12

–10

–8

–6

–4

–2

Frequency (MHz)

2 tone signal level [dBm] (fl=400kHz, f2=500kHz)

CG01-J

283

HIGH FREQUENCY DEVICES

HIGH FREQUENCY ACTIVE FILTERS

DIMENSIONS

MECHANICAL DRAWING–HF-AF

DIMENSIONS: mm

AFC820YL630KK1T

AFC818YL2MK1T

4.8 max.

15.6 0.5

4.8 max.

A1G

A1F

AFM834YL1900KK1

AFM712YL30MK1

33.4 0.5

4.7 max.

4.8 max.

33.4 0.5

A1E

A0R

MURATA

TYPICAL APPLICATIONS OF LOW PASS FILTER & EQUALIZER

CDMA BASE STATION APPLICATION

DTV APPLICATION

Demodulator

MPEG2

Decorder

Digital

Tuner

AGC

A/D

cos (wt)

A/D

I-PN Sequence

Modulator

Equalizer

LPF

Video

Signal

U or V signal

75 ohms out

630kHz

315kHz

Mixing

DAC

LPF

Part

Direct LPF out

Equalizer

15MHz

LPF

Y signal

75 ohms out

Q-PN Sequence

LPF

sin (wt)

AFC820YL630KK1T

Direct LPF out

30MHz

V or U signal

75 ohms out

LPF

Direct LPF out

15MHz

AFM712YL30MK1

284

CG01-J

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