Philips Semiconductors

Product specification

SA1630

IF quadrature transceiver

1998 Jul 21

4

PIN DESCRIPTIONS

Pin No.

Pin Name

Description

1, 3

Supply Pin for Rx section (IF circuits)

2, 27,

44,47,

48

GNDRx

Ground pins for Rx section (IF circuits)

4

PLL_ON

One of the three digital CMOS logic control inputs to the mode control section

5

Rx_ON

One of the three digital CMOS logic control inputs to the mode control section

6

GNDHDR

Substrate ground

7

GCO

Control bit 0 for IF VGA gain control, CMOS input

8

GC1

Control bit 1 for IF VGA gain control, CMOS input

9

GC2

Control bit 2 for IF VGA gain control, CMOS input

10

GC3

Control bit 3 for IF VGA gain control, CMOS input

11

GC4

Control bit 4 for IF VGA gain control, CMOS input

12

GC5

Control bit 5 for IF VGA gain control, CMOS input

13, 14

GND_BB

Ground pin for Rx baseband circuits

15

Supply Pin for Rx Baseband circuits

16

Q_RXOUT

Quadrature–phase Rx baseband output, single–ended

17

I_RxOUT

In–phase Rx baseband output, single–ended

18

I_Tx IN

In–phase differential Tx baseband input, positive

19

I_Tx INX

In–phase differential Tx baseband input, negative

20

Q_Tx IN

Quadrature differential Tx baseband input, positive

21

Q_Tx INX

Quadrature differential Tx baseband input, negative

22

Supply for digital circuits

23

Tx_ON

One of the Three digital CMOS logic control inputs to the mode control section

24

GNDDIG

Digital ground

25

CLK INX

Differential reference input for synthesizer, negative

26

CLK IN

Differential reference input for synthesizer, positive

28

LO_IN

Differential LO input,positive

29

LO INX

Differential LO input, negative

30

LOCK

Test control output and synthesizer lock indicator

31

STROBE

Serial bus strobe input

32

CLOCK

Serial bus clock input

33

DATA

Serial bus data input

34

Supply for charge pump circuits

35

CP

Charge pump output

36

GNDCP

Ground for charge pump circuits

37

Charge pump reference current

38

Reference voltage of 2.5V available for external use

39

Supply pin used by Tx circuits

40,41

GNDTxRx

Ground pins used by Tx circuits

42

TxIFOUTX

Differential transmitter IF output (open collector), positive

43

TxIFOUT

Differential transmitter IF output (open collector), negative

45

RxIF INX

Differential receiver IF input, negative

46

RxIF IN

Differential receiver IF input, positive