Preliminary Data Sheet

3

INTERNAL BLOCK DIAGRAM AND PIN CONNECTIONS (Top View)

1

I

2

Ib

3

Q

4

Qb

5

6

GND1

7

8

VCOout

9

GND2

10

VCO-E

11

VCO-B

12

VCO-C

13

14

IFout

15

RSSIout

TX MIXout

30

29

TX MIX-LOin

28

GND5

27

TX MIX-LOinb

26

25

24

23

2nd MIXin

22

2nd MIXinb

Note

21

2nd MIXout

20

19

GND3

18

IFin2

17

IFin1

16

IQ Mix.

Adder

90˚ Phase shifter

(CR)

LO Buff.

2nd VCO

RSSI

2nd IF Amp

LO Buff.

LPF

Up Con.

AGC

2nd Mix

Note Pin 21 was specified to function as the GND4 in the initial design sample, however in subsequent design

samples and commercial products it functions as the 2nd MIXinb.