CMT2119AW-ESR datasheet(2/29 Pages) ETC2

Part #	CMT2119AW-ESR

Description	240 ??960 MHz (G)FSK/OOK Transmitter

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Manufacturer	ETC2 [List of Unclassifed Manufacturers]

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CMT2119AW

Rev 0.9 | Page 2/29

www.hoperf.com

Typical Application

DATA

U1

XTAL

VDD

GND

RFO

1

2

3

5

6

X1

4

CLK

DATA

L2

L1

C2

C1

C0

VDD

CMT2119AW

ANT

CLK

Note: Connector

J1 is for EEPROM

Programming

DATA

CLK

J1

VDD

1

2

3

4

U2

DATA

CLK

MCU

Optional

Figure 1. CMT2119AW Typical Application Schematic

Table 1. BOM of 433.92/868.35 MHz Low-Cost Application

Designator

Descriptions

Value

Unit

Manufacturer

433.92 MHz

868.35 MHz

U1

CMT2119AW, 240 – 960 MHz (G)FSK/OOK

transmitter

-

CMOSTEK

U2

Optional MCU for on-line register

configuration

-

X1

±20 ppm, SMD32*25 mm crystal

26

MHz

EPSON

C0

±20%, 0402 X7R, 25 V

0.1

uF

Murata GRM15

C1

±5%, 0402 NP0, 50 V

82

pF

Murata GRM15

C2

±5%, 0402 NP0, 50 V

9

3.9

pF

Murata GRM15

L1

±5%, 0603 multi-layer chip inductor

180

100

nH

Murata LQG18

L2

±5%, 0603 multi-layer chip inductor

27

8.2

nH

Murata LQG18

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CMT2119AW-ESR Datasheet(PDF) 2 Page - List of Unclassifed Manufacturers

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