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Document overview
- Manufacturer or author: Provided By www.digicamel.com(FREE DATASHEET DOWNLOAD SITE)
- PDF pages: 25
Technical content
Datasheet sections
- 1.1 Pin Assignments
- 1.2 Pin Descriptions
- 2.1 Absolute Maximum Ratings
- 2.2 Thermal Specifications and Moisture Characteristics
- 2.3 Recommended Operating Conditions
- 2.4 Electrical Specifications
- 2.5 Control Modes
- 3.1 Typical Operating Conditions (1)
- 3.2 Typical Operating Conditions (2)
- 3.3 Typical Operating Conditions (3)
- 3.4 Typical Operating Conditions (4)
- 3.5 Typical Operating Conditions (5)
- 3.6 Typical Operating Conditions (6)
- 3.7 Typical Operating Conditions Histograms [N = 4800, Tcase = 25°C]
- 4.1 Default Start-up
- 4.2 Power Supplies
- 4.3 Control Pin Interface
- 4.4 Pin Compatibility
- 5.1 EVKit Picture (top)
- 5.2 EvKit Picture (bottom)
- 5.3 EVkit / Applications Circuit
- 5.4 EVKit BOM
Features
■ Very low insertion loss: 0.4dB at 1GHz ■ High Input IP3: +66dBm ■ RF1 to RF2 Isolation: 74dB at 1GHz ■ 1-pin or 2-pin device control option ■ Low DC current; 20μA using 3.3V logic ■ Single positive supply voltage: 3.3V ■ 3.3V or 1.8V user-selectable control logic ■ Operating temperature -55°C to +125°C ■ 4 x 4 mm 20-VFQFPN package
Applications
■ Base Station 2G, 3G, 4G ■ Portable Wireless ■ Repeaters and E911 systems ■ Digital Pre-Distortion ■ Point to Point Infrastructure ■ Public Safety Infrastructure ■ WIMAX Receivers and Transmitters ■ Military Systems, JTRS radios ■ RFID handheld and portable readers ■ Cable Infrastructure ■ Wireless LAN ■ Test / ATE Equipment Figure 1. Functional Block Diagram
R35DS0019EU0104 Rev.1.04 Sep 20, 2021 Page 3 1. Pin Information
1.1 Pin Assignments
1.2 Pin Descriptions
Pin Number Pin Name Description 10, 11, 12, 14, 15 GND Ground these pins as close to the device as possible. 3 RF1 RF1 Port. Matched to 50Ω. If this pin is not 0 V DC, then an external coupling capacitor must be used. 8 RF_COM RF Common Port. Matched to 50Ω. If this pin is not 0 V DC, then an external coupling capacitor must be used. 13 RF2 RF2 Port. Matched to 50Ω. If this pin is not 0 V DC, then an external coupling capacitor must be used. 16 CTL2 Control 2 – See Table 1 and Table 2 Switch Control Truth Tables for proper logic setting. 17 CTL1 Control 1 – See Table 1 and Table 2 Switch Control Truth Tables for proper logic setting. 18 LogicCTL Logic Control – See Table 4 Logic Control Truth Table. Apply VCC to select 1.8 V logic control or GND for 3.3 V logic control. 19 ModeCTL Mode Control – See Table 3 Mode Control Truth Table. Apply VCC to select 1-pin control or GND for 2-pin control. 20 VCC Power Supply. Bypass to GND with capacitors shown in the Typical Application Circuit as close as possible to pin. 21 — EP Exposed Pad. Internally connected to GND. Solder this exposed pad to a PCB pad that uses multiple ground vias to provide heat transfer out of the device into the PCB ground planes. These multiple via grounds are also required to achieve the specified RF performance. GND CTL2 1617 CTL1 LogicCTL 1920 VCC GND GND
11 GND
RF_COM GND 6 7 8 9 10 RF2 GND
14 GND
50Ω 50Ω 50Ω Control Circuit ModeCTL E.P.
R35DS0019EU0104 Rev.1.04 Sep 20, 2021 Page 4 2. Specifications
2.1 Absolute Maximum Ratings
Parameter Symbol Min Max Units VCC to GND VCC -0.3 +3.9 V CTL1, CTL2, LogicCTL VCNTL -0.3 Vcc + 0.3 V RF1, RF2, RF_Com VRF -0.3 +0.3 V Maximum Junction Temperature TJmax +140 °C Storage Temperature Range TST -65 +150 °C Lead Temperature (soldering, 10s) TLEAD +260 °C ElectroStatic Discharge – HBM (JEDEC/ESDA JS-001-2012) VESDHBM Class 2 (2000) V ElectroStatic Discharge – CDM (JEDEC 22-C101F) VESDCDM Class IV (1500) V RF Power For Case Temperatures up to +85°C* RF1, RF2 (RF1 or RF2 is connected to RF_COM, State 3 and 2) +33 dBm RF1, RF2 (RF1 or RF2 is NOT connected to RF_COM, State 1, 2 and 3) +24 dBm RF_COM (RF_COM port is NOT connected to RF1 or RF2, State 1) +24 dBm RF Power For Case Temperatures up to +105 °C* RF1, RF2 (RF1 or RF2 is connected to RF_COM, State 3 and 2) +33 dBm RF1, RF2 (RF1 or RF2 is NOT connected to RF_COM, State 1, 2 and 3) +21 dBm RF_COM (RF_COM port is NOT connected to RF1 or RF2, State 1) +21 dBm RF Power For Case Temperatures up to +120 °C* RF1, RF2 (RF1 or RF2 is connected to RF_COM, State 3 and 2) +27 dBm RF1, RF2 (RF1 or RF2 is NOT connected to RF_COM, State 1, 2 and 3) +18 dBm RF_COM (RF_COM port is NOT connected to RF1 or RF2, State 1) +18 dBm * Note: These Absolute Maximum RF power limits are reduced if the RF frequency is lower than 400MHz. Stresses above those listed above may cause permanent damage to the device. Functional operation of the device at these or any other conditions above those indicated in the operational section of this specification is not implied. Exposure to absolute maximum rating conditions for extended periods may affect device reliability.
2.2 Thermal Specifications and Moisture Characteristics
Thermal Resistance (Typical) θJA (°C/W) [1] θJC (°C/W) [2] 20-TQFN package 60 3.9 Moisture Sensitivity Rating (Per J-STD-020): MSL1 - -
R35DS0019EU0104 Rev.1.04 Sep 20, 2021 Page 5
2.3 Recommended Operating Conditions
Parameter Symbol Conditions Min Typ Max Units Supply Voltage VCC Using 3.3V logic (Pin 18 low) 2.7 3.6 V Using 1.8V logic (Pin 18 high) 3.15 3.45 Operating Temperature Range TCASE Case Temperature -55 +125 OC RF Frequency Range FRF 0.009 9000 MHz RF1 Port Impedance ZRF1 50 Ω RF2 Port Impedance ZRF2 50 RF_COM Port Impedance ZRF_COM 50
2.4 Electrical Specifications
Typical Application Circuit, VCC = +3.3V, TC = +25°C, FRF = 1GHz, 2GHz, and or 4GHz as noted below. Input power = 0dBm or +13dBm/tone unless otherwise stated. PCB board trace and connector losses are de-embedded unless otherwise noted. Parameter Symbol Conditions Min Typ Max Units Logic Input High Threshold VIH For all control pins Pin 18 low for 3.3V logic 0.7 x VCC 3.6 V For all control pins Pin 18 high for 1.8V logic 1.1 [1] 2 Logic Input Low Threshold VIL For all control pins Pin 18 low for 3.3V logic 0.3 x VCC V For all control pins Pin 18 high for 1.8V logic 0.63 V Logic Current IIH, IIL For all control pins 180 500 nA DC Current ICC Pin 18 low for 3.3V logic 20 25 µA Pin 18 high for 1.8V logic 126 153 Insertion Loss RF1/RF2 to RF_COM (State 2 or 3) IL RF = 1.0GHz 0.4 0.6 dB RF = 2.0GHz 0.5 0.7 RF = 4.0GHz 0.6 0.8 RF = 8.1GHz 0.81 1.0 RF = 9.0GHz 1.00 1.4
R35DS0019EU0104 Rev.1.04 Sep 20, 2021 Page 6 Parameter Symbol Conditions Min Typ Max Units Isolation RF1 / RF2 to RF_COM (State 2 or 3) ISO1 RF = 1.0GHz 58 61.5 dB RF = 2.0GHz 52 57 RF = 4.0GHz 50 52 RF = 6.0GHz 45 53 RF = 8.1GHz 30 33 RF = 9.0GHz 26 29 Isolation RF1 to RF2 (State 2 or 3) ISO2 RF = 1.0GHz 71 74 dB RF = 2.0GHz 60 62 RF = 4.0GHz 46 47 RF = 6.0GHz 36 38 RF = 8.1GHz 27 31 RF = 9.0GHz 23 27 Return Loss RF_COM (State 1) RL1 RF = 1.0GHz 27 dB RF = 2.0GHz 24 RF = 4.0GHz 20 RF = 6.0GHz 12 RF = 8.1GHz 11 RF = 9.0GHz 9 Return Loss RF_COM (State 2 or 3) RL2 RF = 1.0GHz 25 dB RF = 2.0GHz 23 RF = 4.0GHz 26 RF = 6.0GHz 18 RF = 8.1GHz 20 RF = 9.0GHz 15 Return Loss RF1, RF2 (State 1) RL3 RF = 1.0GHz 27 dB RF = 2.0GHz 27 RF = 4.0GHz 20 RF = 6.0GHz 18 RF = 8.1GHz 14 RF = 9.0GHz 10
R35DS0019EU0104 Rev.1.04 Sep 20, 2021 Page 7 Parameter Symbol Conditions Min Typ Max Units Return Loss RF1, RF2 (State 2 or 3) RL4 RF = 1.0GHz 26 dB RF = 2.0GHz 25 RF = 4.0GHz 21 RF = 6.0GHz 17 RF = 8.1GHz 14 RF = 9.0GHz 10 Input IP2 RF1 / RF2 (State 2 or 3) IIP2 RF = 1.0GHz 102 dBm RF = 2.0GHz 110 RF = 3.0GHz 110 Input IP3 RF1 / RF2 (State 2 or 3) IIP3 RF = 1.0GHz 66 dBm RF = 2.0GHz 64 RF = 3.0GHz 64 Input 1dB compression RF1 / RF2 (State 2 or 3) [3] IP1dB FRF = 2.0GHz 29 30 dBm Switching Time TSW RF = 1.0GHz 50% control to 90% RF 1.1 µs RF = 1GHz 50% control to 10% RF 0.5 Maximum Switching Frequency SWFREQ 25 kHz Maximum video feed-through RF_COM port VIDFT 5MHz to 1GHz Measured with 2.5ns risetime, 0 to 3.3V control pulse 5 mVpp Maximum spurious level on any RF port [4] SpurMAX RF ports terminated into 50Ω -145 dBm 1. Items in min/max columns in bold italics are confirmed by test. 2. Items in min/max columns that are not bold/italics are confirmed by Design Characterization. 3. The input 1dB compression point is a linearity figure of merit. Refer to Absolute Maximum Ratings section for the maximum RF input power. 4. Spurious due to on-chip negative voltage generator. Typical generator fundamental frequency is 2.2MHz.
2.5 Control Modes
Compatibility in the Applications Information section for more details. Table 1. Switch Control Truth Table for 2-Pin Logic Control (ModeCTL = GND)
1 Low Low OFF OFF
2 Low High OFF ON
3 High Low ON OFF
- CTRL1 = High and CTRL2 = High is an unsupported switch state.
Table 2. Switch Control Truth Table for 1-Pin Logic Control (ModeCTL = VCC)
2 Don’t Care High OFF ON
3 Don’t Care Low ON OFF
Table 3. Mode Control Truth Table to Set for 1 or 2 pin Logic Control
- When RF1 and RF2 ports are both open (State 1), all 3 RF ports are terminated to an internal 50Ω
- When RF1 or RF2 port is open (State 2 or State 3 OFF condition), the open port is connected to an
internal 50Ω termination resistor.
- When RF1 or RF2 port is closed (State 2 or State 3 ON condition), the closed port is connected to the
Table 4. Logic Control (pin 18) Truth Table
R35DS0019EU0104 Rev.1.04 Sep 20, 2021 Page 9 3. Typical Operating Conditions (TOC) Unless otherwise noted for the Typical Operating Conditions graphs on the following pages, the following conditions apply. 1. EVKit connector and trace losses de-embedded 2. Vcc = 3.3V 3. TAMB = 25°C 4. Small signal parameters measured with PIN = 0dBm 5. Two tone tests PIN =+13 dBm/tone with 50MHz tone spacing for FRF > 500MHz 6. ZS = ZL = 50Ω
3.1 Typical Operating Conditions (1)
Figure 2. Insertion Loss vs. Temperature Figure 3. Insertion Loss vs. Temperature Figure 4. Insertion Loss vs. Voltage Figure 5. Insertion Loss vs. Voltage Figure 6. Isolation vs. Temperature [RFC RF1 / RF2] Figure 7. Isolation vs. Temperature [RFC RF1 / RF2]
3.2 Typical Operating Conditions (2)
Figure 8. Isolation vs. Voltage [RFC RF1 / RF2] Figure 9. Isolation vs. Voltage [RFC RF1 / RF2] Figure 10. Isolation vs. Temperature [RF1 RF2] Figure 11. Isolation vs. Temperature [RF1 RF2] Figure 12. Isolation vs. Voltage [RF1 RF2] Figure 13. Isolation vs. Voltage [RF1 RF2]
3.3 Typical Operating Conditions (3)
Figure 14. RF1 Return Loss vs. Temperature Figure 15. RF1 Return Loss vs. Temperature Figure 16. RF1 Return Loss vs. Voltage Figure 17. RF1 Return Loss vs. Voltage Figure 18. RF2 Return Loss vs. Temperature Figure 19. RF2 Return Loss vs. Temperature
3.4 Typical Operating Conditions (4)
Figure 20. RF2 Return Loss vs. Voltage Figure 21. RF2 Return Loss vs. Voltage Figure 22. RFC Return Loss vs. Temperature Figure 23. RFC Return Loss vs. Temperature Figure 24. RFC Return Loss vs. Voltage Figure 25. RFC Return Loss vs. Voltage
3.5 Typical Operating Conditions (5)
Figure 26. Input Power Compression vs. Temperature Figure 27. Input Power Compression vs. Temperature Figure 28. Input Power Compression vs. Voltage Figure 29. Input Power Compression vs. Voltage Figure 30. Input IP3 Figure 31. Input IP3
3.6 Typical Operating Conditions (6)
Figure 32. Input IP3 [ 2GHz] Figure 33. Input IP3 [ 3GHz] Figure 34. Input IP3 [ 4GHz] Figure 35. Input IP3 [ 6GHz] Figure 36. Switching Time [TAMB = 25°C, 3.3V] Figure 37. Switching Time [TAMB = -40°C, 3.3V]
3.7 Typical Operating Conditions Histograms [N = 4800, Tcase = 25°C]
Figure 38. Insertion Loss [RF = 1GHz] Figure 39. Insertion Loss [RF = 2GHz] Figure 40. Insertion Loss [RF = 4GHz] Figure 41. Isolation [RF = 1GHz] Figure 42. Isolation [RF = 2GHz]
4.1 Default Start-up
RF2 paths, and setting logic control voltage to 3.3 V (see above tables for LOW logic states).
4.2 Power Supplies
voltage ramps or while it returns to zero.
4.3 Control Pin Interface
17, 18, and 19 as shown below. Figure 43. Control Pin Interface Diagram
4.4 Pin Compatibility
will make it fully compatible with the other products. Per Table 3 when pin 19 is grounded, the F2912 is set for 2-wire control. allows logic high to be as low as 2.7V which the F2912 supports. Contact your Renesas representative for more information about compatibility with other suppliers’ products.
EVkit Picture for connections to this part. All bias and logic controls are done using J7 as an interface. See Table 5 for the function of each pin on J7. Table 5. EVkit J7 Interface Table 1 VCC Pin to supply VCC from an external power supply. 2 GND Pin to supply GND from an external power supply.
3 ModeCTL
Leave this pin open to select 1-pin control. A pull up resistor on the EVkit provides a logic high. (GND). See Tables 1, 2, and 3 for 1-pin and 2-pin control logic. 4 GND Pin available to shunt to pin 3 to provide a logic low.
5 LogicCTL
6 GND Pin available to shunt to pin 5 to provide a logic low.
7 CTL1
LogicCTL pin. This device can be damage if the incorrect logic level is applied to this pin. 8 GND Pin available to shunt to pin 7 to provide a logic low.
9 CTL2
of LogicCTL pin. This device can be damage if the incorrect logic level is applied to this pin. 10 GND Pin available to shunt to pin 9 to provide a logic low. 12 VCC Internally connected on PCB to VCC on pin. 13 1.8VSEL If using 1.8V CTL1 and CTL2 logic, connect this pin to pin 14 (1.8VSEL2) using a two pin shunt.
- Never configure the kit to have two pin shunts for both Pin 11 to Pin 12 and Pin 13 to Pin 14.
R35DS0019EU0104 Rev.1.04 Sep 20, 2021 Page 19
5.1 EVKit Picture (top)
RF_COM
R35DS0019EU0104 Rev.1.04 Sep 20, 2021 Page 20
5.2 EvKit Picture (bottom)
RF_COM
R35DS0019EU0104 Rev.1.04 Sep 20, 2021 Page 21
5.3 EVkit / Applications Circuit
5.4 EVKit BOM
Part Reference QTY Description Mfr. Part # Mfr. C1 1 1000pF ±5%, 50V, C0G Ceramic Capacitor (0603) GRM1885C1H102J Murata C2 1 0.1µF ±10%, 16V, X7R Ceramic Capacitor (0402) GRM155R71C104K Murata C3 – C6 4 100pF ±5%, 50V, C0G Ceramic Capacitor (0402) GRM1555C1H101J Murata R1 – R4 4 100 ohm ±1%, 1/10W, Resistor (0402) ERJ-2RKF1000X Panasonic R5 1 15 kohm ±1%, 1/10W, Resistor (0402) ERJ-2RKF1502X Panasonic R6 1 18 kohm ±1%, 1/10W, Resistor (0402) ERJ-2RKF1802X Panasonic R7 – R10 4 100 kohm ±1%, 1/10W, Resistor (0402) ERJ-2RKF1003X Panasonic J1 – J5 5 SMA Edge Launch (0.375 inch pitch ground tabs) 142-0701-851 Emerson Johnson J7 1 CONN HEADER VERT 7x2 POS GOLD N2514-6002-RB 3M U1 1 SP2T Switch 4 mm x 4 mm QFN20-EP F2912NCGI Renesas 1 Printed Circuit Board F2912 EVKIT REV 4.1 Renesas
R35DS0019EU0104 Rev.1.04 Sep 20, 2021 Page 22 6. Package Outline Drawings The package outline drawings are located at the end of this document and are accessible from the Renesas website (see Ordering Information for POD links). The package information is the most current data available and is subject to change without revision of this document. 7. Ordering Information Part Number Package Description Carrier Type Temperature Range F2912NCGI 20-VFQFPN, 4 × 4 × 0.75 mm Tray -55°C to +125°C F2912NCGI8 Tape and Reel 8. Revision History Revision Date Description 1.04 Sep 20, 2021 Added note to Table 1. Reformatted to latest datasheet template. 1.03 Apr 1, 2016 Added data for low frequency operation (9kHz). Added data for higher frequency operation (9GHz). 1.02 Sep 4, 2015 Updated to new datasheet format throughout document. Added recommended PCB land pattern information. Added pin compatible information. 1.01 Oct 21, 2014 Updated EVKIT Photo and BOM. 1.00 Aug 19, 2014 Initial release.
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,QWHJUDWHG'HYLFH7HFKQRORJ\\,QF Package Revision HistoryRev No.Date CreatedDescriptionSept 11, 2017Rev 00Initial ReleaseSept 12, 2017Rev 01Correct Title
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