MRFIC1817

2

MOTOROLA RF DEVICE DATA

RECOMMENDED OPERATING RANGES

Parameter

Symbol

Value

Unit

Supply Voltage

VD1, 2, 3

2.7 to 5

Vdc

Gate Voltage

VSS

–3.5 to –4.5

Vdc

RF Frequency Range

fRF

1700 to 1900

MHz

RF Input Power

PRF

0 to 6

dBm

Period, TA = 25°C unless otherwise noted. Measured in Reference Circuit Shown in Figure 1)

Characteristic

Min

Typ

Max

Unit

Frequency Range

1710

—

1785

MHz

Output Power

32

33.5

—

dBm

Power Added Efficiency

35

42

—

%

Output Power (PCS 1900 Tuning f = 1850 to 1910 MHz)

—

33.5

—

dBm

Power Added Efficiency (PCS 1900 Tuning f = 1850 to 1910 MHz)

—

42

—

%

Input VSWR

—

2:1

—

VSWR

Harmonic Output (2nd and 3rd)

—

–35

–30

dBc

Output Power at Low voltage (VD1, VD2, VD3 = 3.0 V)

30

32

—

dBm

Output Power Isolation (VD1, VD2, VD3 = 0 V)

—

–40

–30

dBm

Noise Power (In 100 kHz, 1805 to 1880 MHz)

—

–85

–80

dBm

Stability – Spurious Output (Pin = 5 dBm, Pout = 0 to 33 dBm, Load

VSWR = 6:1 at any Phase Angle, Source VSWR = 3:1, at any Phase Angle) (1)

—

—

–60

dBc

Load Mismatch stress (Pout = 33 dBm, Load VSWR = 10:1 at

any Phase Angle) (1)

No Degradation in Output Power after Returning to

Standard Conditions

3 dB VDD Bandwidth

—

2

—

MHz

Negative Supply Current

—

0.7

2

mA

(1)

Adjust VD1, 2, 3 (0 to 3.6 V) for specified Pout; Duty Cycle = 12.5%, Period = 4.6 ms.

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

L2

NC

RF IN

NC

NC

C7 C6

C3

C2

C1

L1

RF

OUT

C4

VSS

C1

1 nF

C2, C6, C8

22 pF, NPO/COG

C3, C7, C9 47 nF

C4

5.6 pF, AVX0603 ACCUF

C5

3.9 pF, AVX0603 ACCUF

C10, C11

1 pf

T2

6 mm 50

Ω Microstrip Line

T3

5 mm 40

Ω Microstrip Line

T4

1 mm 40

Ω Microstrip Line

T5

5.5 mm 50

W Microstrip Line

Board Material: Glass/Epoxy,

Thickness = 0.5 mm

VD1 VD2

VD3

T1

T3

C9 C8

T4

Figure 1. Reference Circuit Configuration

L1

18 nH, Coilcraft or 20 mm

50

Ω Microstrip Line

L2

1.8 nH, Toko 2012

R1

2.7 K

W

R2

2.2 K

Ω

T1

2.5 mm 50

Ω Microstrip Line

C5

T2

R1

R2

C11

T5

C10

NOTE: For PCS 1900 tuning the following values are changed.

C5 = 2.7 pF, AVX0603 ACCUF

L2 = 1.5 nH, Toko 2012

T3 = 1 mm 50

Ω Microstrip Line