Pin No.

Pin No.

Pin No.

Pin No.

Pin

I/O

Description

2336LTM

2336LSLB 2335LTM

2335LSLB

Name

8865

OSC

in

I

Oscillator input. The input has a V

be driven from an external CMOS or TTL logic gate.

9

10

7

6

OSC

out

O

Oscillator output.

10

11

8

7

F

O

Multiplexed output of the programmable or reference dividers,

lock detect signals and Fastlock mode. CMOS output

(see

Programmable Modes).

11

12

9

8

Clock

I

High impedance CMOS Clock input. Data for the various latches

is clocked in on the rising edge, into the 20-bit shift register.

12

14

10

9

Data

I

Binary serial data input. Data entered MSB first. The last two bits

are the control bits. High impedance CMOS input.

13

15

11

10

LE

I

Load enable high impedance CMOS input. When LE goes HIGH,

data stored in the shift registers is loaded into one of the 4

appropriate latches (control bit dependent).

14

16

X

X

GND

Ground for RF2 analog circuitry.

15

17

X

X

/f

I

RF2 prescaler complementary input. A bypass capacitor should

be placed as close as possible to this pin and be connected

directly to the ground plane. Capacitor is optional with loss of

some sensitivity.

16

18

12

11

f

I

RF2 prescaler input. Small signal input from the VCO.

17

19

13

12

GND

LMX2335L: Ground for RF2 analog, RF2 digital, MICROWIRE,

F

MICROWIRE, F

18

20

14

13

D

O

RF2 charge pump output. For connection to a loop filter for

driving the input of an external VCO.

19

22

15

14

V

Power supply for RF2 charge pump. Must be

≥ V

20

23

16

15

V

Power supply voltage input for RF2 analog, RF2 digital,

MICROWIRE, F

2.7V to 5.5V. V

be placed as close as possible to this pin and be connected

directly to the ground plane.

X

1,9,13,

21

X

X

NC

No connect.

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