ISG510065

REV. D

2

7/19/2004

VDD RF

GND RF

GND

MIX IN 2

MIX IN 1

GND

GND

GND

IF OUT 2

IF OUT 1

VDD VID

VDD LO

LO IN 2

LO IN 1

1

2

3

4

5

6

7

21

20

19

18

17

16

15

28

27

26

25

24

23

22

8

9

10

11

12

13

8

ISG510065

( MLP 28 )

PIN ASSIGNMENTS

16

1, 4, 5, 10,

19

12, 13, 14,

GND

Ground pins. Connect to the ground plane with shortest possible length to minimize inductance.

21, 25, 26

20

2

MIX IN2

No connection.

1

3

MIX IN1

No connection.

2

6

VDD RF

RF AMP Supply, +3.3 V.

6

7

GND RF

RF AMP Ground. See GND.

3

8

RF IN1

RF AMP Positive Input. 150 ohms input impedance .

4

9

RF IN2

RF AMP Negative Input. 150 ohms input impedance.

5

11

AGC

Automatic Gain Control, Min Gain @ AGC = 0 V, Max Gain @ AGC = 3.0 V.

7

15

LO IN1

LO Buffer Positive Input.

8

16

LO IN2

LO Buffer Negative Input.

9

17

VDD LO

LO Buffer Supply, +3.3 V.

10

18

VDD VID VIDEO AMP Input Stage Supply, +3.3 V.

12

19

IF OUT1 VIDEO AMP Negative Output. This pin and IFOUT2 form a 1K ohm ouput impedance. Open Drain

See Application Page 5

11

20

IF OUT2 VIDEO AMP Positive Output. See IFOUT1.

13

22

GND VID

VIDEO AMP Ground. See GND.

15

23

IF IN1

VIDEO AMP Negative Input.

14

24

IF IN2

VIDEO AMP Positive Input.

17

27

MIX OUT1

MIXER Positive Output. Open Drain .See Application Page 5

18

28

MIX OUT2

MIXER Negative Output. Open Drain. See Application Page 5 .

PIN FUNCTIONS

PIN NO. PIN NO. PIN NAME DESCRIPTION

VDD RF

GND RF

MIX IN 2

MIX IN 1

V AGC

GND VID

MIX OUT 1

IF OUT 1

VDD VID

GND

RF IN 1

RF IN 2

LO IN 1

LO IN 2

VDD LO

IF OUT 2

IF IN 1

IF IN 2

MIX OUT 2

MIX GND

1

2

3

4

5

6

7

9

10

8

20

19

18

17

16

15

14

12

11

13

ISG 510065

( TSSOP-20 )

TSSOP

MLP-28