RF2658 datasheet(8/10 Pages) RFMD

Part #	RF2658

Description	TRANSMIT MODULATOR, IF AGC, AND UPCONVERTER

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Manufacturer	RFMD [RF Micro Devices]

Direct Link	http://www.rfmd.com

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8 / 10 page

5-68

RF2658

Rev A8 010720

5

Evaluation Board Schematic

(Download Bill of Materials from www.rfmd.com.)

R3

0

Ω

MODE

Q SIG

Q REF

I REF

I SIG

GND1

VCC1

LO1+

LO1-

BG OUT

VCC3

GND1

PD1

VCC4

VCC2

GC

DEC

MOD OUT+

MOD OUT-

GND2

MIX IN+

MIX IN-

LO2-

LO2+

DEC

RF OUT

GND2

PD2

1

2

3

4

5

6

7

8

9

10

11

12

13

14

28

27

26

25

24

23

22

21

20

19

18

17

16

15

L2

12 nH

C7

1nH

VCC

C14

1.3 pF

C13

33 pF

L1

15 nH

50

Ωµstrip

J7

RF OUT

C11

1000 pF

C18

100 pF

50

Ωµstrip

J6

LO2 IN

C12

100 pF

C17

2.2 nF

C16

2.2 nF

50

Ωµstrip

J5

MIX IN

50

Ωµstrip

J4

MOD OUT

T1

1

C15

10 nF

T2

1

VCC

C8

10 nF

C10

1nF

R2

10 k

Ω

R1

27 k

Ω

VGC

C9

10 nF

VCC

C20

1

µF

C6

1nF

C5

1nF

C4

100 nF

C3

1nF

C1

1nF

50

Ωµstrip

J1

LO IN

VCC

PD1

J2

I SIG

C2

10 nF

C19

1

µF

I REF

J3

Q SIG

MODE

P2

1

2

3

P2-1

VCC

GND

P2-3

I REF

P1

1

2

3

P1-1

MODE

GND

P1-3

GC

GND

PD1

P3-4

P3

1

2

3

4

5

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