DATA SHEET • SKY73103-11 VCO/SYNTHESIZER

Skyworks Solutions, Inc. • Phone [781] 376-3000 • Fax [781] 376-3100 • sales@skyworksinc.com • www.skyworksinc.com

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November 30, 2009 • Skyworks Proprietary Information • Products and Product Information are Subject to Change Without Notice • 200649D

Table 2. CLK, DATA, LE Timing Parameters

Parameter

Value

1.6 V

0.3 V

1 A (maximum)

Clock frequency

15 MHz (maximum)

15 ns (minimum)

15 ns (minimum)

20 ns (minimum)

10 ns (minimum)

20 ns (minimum)

15 ns (minimum)

15 ns (minimum)

Word length

26 bits

Number of words

4

Current drain

2 A

Bits [25:2]

S918

Power-On

Preset

CLK

DATA

(Words 0-3, bits [25:0])

LE

Word 0

Bits [25:2]

Words 0-3

Bits [1:0]

Word 1

Bits [25:2]

Word 2

Bits [25:2]

Word 3

Bits [25:2]

Load

Register

Operation

Mode

Register

Auto

Calibration

Control

Register

2 LSB Decode

(Register Address,

Bits [1:0])

Latch

Latch

Frequency

Control 1

Register

Latch

Frequency

Control 2

Register

Latch

Figure 4. Serial Bus Block Diagram

Table 3. SKY73103-11 Hold Registers and Addresses

Hold Register Address (Binary) in Load Register Words

Hold Register Name

Bit [1]

Bit [0]

Operation Mode

0

0

Auto Calibration Control

0

1

Frequency Control 1

1

0

Frequency Control 2

1

1