Philips Semiconductors

Product specification

SA647

Low-voltage digital IF receiver

1998 Aug 10

7

PERFORMANCE CHARACTERISTICS

SR01554

Input Power (dBm)

LO Buffer Output vs Temperature and Supply Voltage

150

170

190

210

230

250

270

290

310

–40

0

25

70

85

5.5V

3.0V

2.7V

Supply Current vs Temperature and Supply Voltage

3.00

3.50

4.00

4.50

5.00

5.50

6.00

6.50

7.00

–40

0

25

70

85

15.0

16.0

17.0

18.0

19.0

20.0

21.0

22.0

23.0

24.0

–40

0

25

70

85

Mixer Gain vs Temperature and Supply Voltage

Mixer 3rd Order Input Intercept Point vs Temperature

and Supply Voltage

–25

–26

–27

–28

–29

–30

–31

–32

–33

–40

0

25

70

85

Temperature (

°C)

Temperature (

°C)

5.5V

3.0V

3.8V

2.7V

Temperature (

°C)

5.5V

3.0V

2.7V

Temperature (

°C)

–100

–90

–80

–70

–60

–50

–40

–30

–20

–10

0

–75

–70

–65

–60

–55

–50

–45

–40

–35

–30

–25

Mixer 3rd Order Intercept and Compression vs Input Power

Fund. Product

3rd Order Product

LO Buffer Output with Load Variation

Capacitor Load (pF)

2.7V

3.0V

5.5V

100

150

200

250

300

350

400

450

500

550

0

1

2.2

3

3.9

4.7

5.6

Mixer Noise Figure vs Temperature and Supply Voltage

3.5

4.0

4.5

5.0

5.5

–40

0

25

70

85

2.7V

3.0V

5.5V

Temperature (

°C)

Mixer 1dB Input Compression vs Temperature and Supply Voltage

–42

–41

–40

–39

–38

–37

–36

–40

0

25

70

85

2.7V

3.0V

5.5V

Temperature (

°C)

Load = 10K

W 3.9pF

5.1K

W

10K

W

Figure 3.