sky73134-11 Skyworks Solutions, Inc., sky73134-11 Datasheet

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sky73134-11

Manufacturer Part Number
sky73134-11
Description
Sky73134-11 Wideband Pll Frequency Synthesizer
Manufacturer
Skyworks Solutions, Inc.
Datasheet

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Part Number
Manufacturer
Quantity
Price
Part Number:
SKY73134-11
Manufacturer:
SKYWORKS/思佳讯
Quantity:
20 000
PRELIMINARY DATA SHEET
SKY73134-11: Wideband PLL Frequency Synthesizer
Applications
 Cellular base station systems: GSM/EDGE, CDMA2000, WCDMA,
 Other wireless communication systems
Features
 Output frequency range: 0.35 to 6.0 GHz
 Integer-N frequency synthesizer
 Low phase noise VCO
 Four integrated VCOs with automatic digital frequency
 Automatic VCO selection based on the target RF output
 Programmable VCO division by 1, 2, 3, 4, or 8
 VCO divide-by-three with 50% duty cycle
 Integrated input/output RF buffer
 Device provides both divided and direct VCO outputs
 Programmable RF output power levels
 Low RF output comparison spurs
 Programmable 18-bit N-counter and 11-bit R-counter
 Dual modulus 7 GHz prescaler (selectable 64/65 or 32/33)
 Programmable charge pump current
 Flexible configuration allows connection to external VCO or PLL
 Bidirectional read/write three-wire serial to parallel interface
 Digital lock detect
 Digital output used as a loop filter component switch
 Optional adjustment of the core, divider, and charge pump
 Power supply: 3.3 V
 Small, RFLGA (32-pin, 5 x 5 mm) package (MSL3, 260 C per
TD-SCDMA, LTE
calibration
current by external resistor
JEDEC J-STD-020)
Skyworks offers lead (Pb)-free, RoHS (Restriction of
Hazardous Substances) compliant packaging.
Skyworks Solutions, Inc. • Phone [781] 376-3000 • Fax [781] 376-3100 • sales@skyworksinc.com • www.skyworksinc.com
201199C • Skyworks Proprietary Information • Products and Product Information are Subject to Change Without Notice • July 7, 2010
Description
The SKY73134-11 is a wideband integer-N frequency synthesizer
with an approximately 6 GHz locking range.
The device includes four differential Voltage Controlled Oscillators
(VCOs), which cover the output frequency range from 2.8 GHz to
6.0 GHz. By applying internal VCO division by 1, 2, 3, 4, or 8, the
output frequency range can be increased from 0.35 GHz to
6.0 GHz, monitored at the RF output.
The direct, non-divided internal VCO frequency can also be
monitored at the bidirectional VCO pins. The VCO selection can be
automatic based on the target RF output. The flexible
SKY73134-11 configuration allows the loop to be locked by an
external VCO or external Phase Locked Loop (PLL), or the device
can use the divider chain only. The SKY73134-11 is controlled by
a bidirectional read/write serial to parallel interface.
The SKY73134-11 frequency synthesizer is manufactured with a
BiCMOS 0.18 μm SiGe process and provided in a compact,
32-pin RF Land Grid Array (RFLGA). The pin configuration and
package are shown in Figure 1. A functional block diagram is
shown in Figure 2. Signal pin assignments and functional pin
descriptions are provided in Table 1.
OUT_BUFN
OUT_BUFP
VCC_OBUF
VCC_VCO
VCC_CAP
VCO_RES
DIV_CAP
DIV_RES
VCC_DIV
Figure 1. SKY73134-11 Pinout – 32-Pin RFLGA
1
2
3
4
5
6
7
8
9
32
10
31
11
(Top View)
30
12
29
13
28
14
27
15
26
16
25
24
23
22
21
20
19
18
17
CLK
DATA
LE
EXT_VCON
EXT_VCOP
PLL_RES
REF_CLK
GND_REF
VCC_REF
S1839
1

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sky73134-11 Summary of contents

Page 1

... RF output. The flexible SKY73134-11 configuration allows the loop to be locked by an external VCO or external Phase Locked Loop (PLL), or the device can use the divider chain only. The SKY73134-11 is controlled by a bidirectional read/write serial to parallel interface. The SKY73134-11 frequency synthesizer is manufactured with a BiCMOS 0.18 μ ...

Page 2

... PRELIMINARY DATA SHEET • SKY73134-11 FREQUENCY SYNTHESIZER Output Buffer OUT_BUFP OUT_BUFN Table 1. SKY73134-11 Signal Descriptions Pin # Name 1 VCC_VCO Supply for VCO 2 VCC_CAP External capacitor for VCO bias connected to VCC_VCO pin 3 VCO_RES External 15 kΩ resistor to set VCO bias 4 OUT_BUFP Positive LO output ...

Page 3

... The charge pump is used to convert the logic levels of the Up and Dn pulses, carrying the phase error between the reference and the divided signal into analog quantities/current pulses. The output of the SKY73134-11 charge pump is programmable and varies between 0.9 mA and 5.4 mA. Additional adjustment of the charge pump current can be accomplished by changing the value of the external PLL bias resistor ...

Page 4

... CLK signal becomes active. Data on the DATA line is clocked into the SKY73134-11 on the rising edge of the clock. Data from the SKY73134-11 to the baseband is clocked at the falling edge of the clock. The enable line goes high at the end of the data transfer. The clock becomes inactive one clock pulse after the enable signal goes high ...

Page 5

... Skyworks Solutions, Inc. • Phone [781] 376-3000 • Fax [781] 376-3100 • sales@skyworksinc.com • www.skyworksinc.com 201199C • Skyworks Proprietary Information • Products and Product Information are Subject to Change Without Notice • July 7, 2010 PRELIMINARY DATA SHEET • SKY73134-11 FREQUENCY SYNTHESIZER Description ...

Page 6

... Address Address 1-Bit Read/Write Flag Note: Value of bits [15:11] can vary. Refer to SKY73134-11 Frequency Synthesizer Programming Guide, document number *** TBD *** Figure 5. R_DIV Register Showing an R-Divider Value of 192 Skyworks Solutions, Inc. • Phone [781] 376-3000 • Fax [781] 376-3100 • sales@skyworksinc.com • www.skyworksinc.com 6 July 7, 2010 • ...

Page 7

... Device 5-Bit Register Address Address 1-Bit Read/Write Flag Note: Value of bits [15:2] can vary. Refer to SKY73134-11 Frequency Synthesizer Programming Guide, document number *** TBD *** Figure 7. N_DIV2 Register Showing an N-Divider Value of 20000 (MSBs) Table 3. SKY73134-11 Absolute Maximum Ratings Parameter Supply voltage (VCC_VCO, VCC_OBUF, ...

Page 8

... Locking time Note 1: Performance is guaranteed only under the conditions listed in this Table. Note the VCO divider ( 8 the RF frequency in MHz. RF Table 6. SKY73134-11 Electrical Specifications: VCO and RF Output Characteristics (Note 1) = +25 C, Unless Otherwise Noted Parameter RF output frequency ...

Page 9

... Table 7. SKY73134-11 Electrical Specifications: Phase Noise Performance ( (Note 1) = +25 C, Unless Otherwise Noted Parameter In-Band Phase Noise, Closed Loop Normalized in-band phase noise floor with internal VCO Normalized in-band phase noise floor with external VCO In-band phase noise floor divide-by-1 ...

Page 10

... PRELIMINARY DATA SHEET • SKY73134-11 FREQUENCY SYNTHESIZER Table 7. SKY73134-11 Electrical Specifications: Phase Noise Performance ( (Note 1) = +25 C, Unless Otherwise Noted Parameter VCO 4 Open Loop Phase noise kHz @ 10 kHz @ 100 kHz @ 1 MHz @ 3 MHz @ 10 MHz VCO Divided by 2 Phase noise kHz ...

Page 11

... Otherwise, problems related to moisture absorption may occur when the part is subjected to high temperature during solder assembly. THE SKY73134-11 is rated to Moisture Sensitivity Level 3 (MSL3) at 260 C. It can be used for lead or lead-free soldering. For Figure 8. SKY73134-11 Evaluation Board Assembly Diagram Skyworks Solutions, Inc. • ...

Page 12

... Skyworks Solutions, Inc. • Phone [781] 376-3000 • Fax [781] 376-3100 • sales@skyworksinc.com • www.skyworksinc.com 12 July 7, 2010 • Skyworks Proprietary Information • Products and Product Information are Subject to Change Without Notice • 201199C Layer 1: Top – Metal Layer 2: Ground Layer 3: Power Plane Layer 4: Solid Ground Plane Figure 9. SKY73134-11 Evaluation Board Layer Detail S1852 ...

Page 13

... Skyworks Solutions, Inc. • Phone [781] 376-3000 • Fax [781] 376-3100 • sales@skyworksinc.com • www.skyworksinc.com 201199C • Skyworks Proprietary Information • Products and Product Information are Subject to Change Without Notice • July 7, 2010 PRELIMINARY DATA SHEET • SKY73134-11 FREQUENCY SYNTHESIZER VCC_DIG ...

Page 14

... PRELIMINARY DATA SHEET • SKY73134-11 FREQUENCY SYNTHESIZER Figure 11. PCB Layout Footprint for the SKY73134- RFLGA Skyworks Solutions, Inc. • Phone [781] 376-3000 • Fax [781] 376-3100 • sales@skyworksinc.com • www.skyworksinc.com 14 July 7, 2010 • Skyworks Proprietary Information • Products and Product Information are Subject to Change Without Notice • 201199C ...

Page 15

... Figure 12. SKY73134-11 32-Pin RFLGA Package Dimensions Skyworks Solutions, Inc. • Phone [781] 376-3000 • Fax [781] 376-3100 • sales@skyworksinc.com • www.skyworksinc.com 201199C • Skyworks Proprietary Information • Products and Product Information are Subject to Change Without Notice • July 7, 2010 PRELIMINARY DATA SHEET • SKY73134-11 FREQUENCY SYNTHESIZER B C ...

Page 16

... PRELIMINARY DATA SHEET • SKY73134-11 FREQUENCY SYNTHESIZER Skyworks Solutions, Inc. • Phone [781] 376-3000 • Fax [781] 376-3100 • sales@skyworksinc.com • www.skyworksinc.com 16 July 7, 2010 • Skyworks Proprietary Information • Products and Product Information are Subject to Change Without Notice • 201199C *** TBD *** Figure 13. SKY73134-11 Tape and Reel Dimensions ...

Page 17

... Skyworks Solutions, Inc. • Phone [781] 376-3000 • Fax [781] 376-3100 • sales@skyworksinc.com • www.skyworksinc.com 201199C • Skyworks Proprietary Information • Products and Product Information are Subject to Change Without Notice • July 7, 2010 PRELIMINARY DATA SHEET • SKY73134-11 FREQUENCY SYNTHESIZER Manufacturing Part Number ...

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