851545 datasheet, PDF - EEWORLD Datasheet

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851545: DescriptionSAW Filter, 1 Function(s), 70MHz,; CategoryAnalog mixed-signal IC filter; File Size25KB，1 Pages; ManufacturerSawtek Inc.

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851545 Overview

SAW Filter, 1 Function(s), 70MHz,

851545 Parametric

Parameter Name	Attribute value
Maker	Sawtek Inc.
Reach Compliance Code	unknown
Center frequency or cutoff frequency (fo/fc)	70 MHz
filter type	SAW FILTER
high	5.33 mm
input resistance	50 OHM
Maximum insertion loss	25 dB
length	27.18 mm
Manufacturer's serial number	851545
Installation type	THROUGH HOLE MOUNT
Number of functions	1
Output impedance	50 OHM Ω
physical size	L27.18XB12.65XH5.33 (mm)/L1.07XB0.498XH0.21 (inch)
Base Number Matches	1

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70 MHz Bandpass Filter

Data Sheet

Typical Performance

-10

-20

-30

-40

-50

-60

-70

-80

-90

Horizontal: 400 kHz/Div

68 68.4 68.8 69.2 69.6 70 70.4 70.8 71.2 71.6 72

Vertical: 10 dB/Div

350

280

-1

210

-2

140

-3

-4

-5

-70

-6

-140

-7

-210

-8

-280

-9

-350

Horizontal: 200 kHz/Div

69 69.269.469.6 69.8 70 70.2 70.4 70.6 70.8 71

Vertical: 1 dB/Div

Vertical: 70 nsec/Div

1.5 MHz Bandwidth

Part Number 851545

Parameter

Center Frequency

Insertion Loss at f

1 dB Bandwidth

3 dB Bandwidth

40 dB Bandwidth

Passband Variation

Phase Linearity

Group Delay Variation

Absolute Delay

Ultimate Rejection

Substrate Material

Ambient Temperature

Specifications

Unit

Minimum

MHz

deg

nsec

µsec

°C

69.92

1.3

1.5

Typical

23.2

1.47

1.68

2.51

0.24

3.7

Quartz

Maximum

70.08

2.8

0.5

200

Package Outline

Matching Configuration

L1=350nH, L2 = 320nH

Nominal Values Measured at 70 MHz

Nominal Source/Load Impedance = 50Ω

Package Style O

11/17/99

Sawtek Inc.

Telephone: (407) 886-8860

Fax: (407) 886-7061

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