NJG1666MD7 SPDT SWITCH GaAs MMIC ! GENERAL DESCRIPTION ! PACKAGE OUTLINE The NJG1666MD7 is a GaAs SPDT switch designed for Set-top boxes, TV tuners, CATV tuners, and sub-microwave applications. The NJG1666MD7 features high isolation, low insertion loss and covering a broad frequency range up to 3GHz. The NJG1666MD7operates single bit control switching by control voltage from 1.3V to 4.5V, and includes ESD protection circuits NJG1666MD7 for good ESD tolerance. The NJG1666MD7 is available in a very small, lead-free, halogen-free, 1.6mm x 1.6mm x 0.397 mm, 14-pin EQFN14-D7 package. ! FEATURES " Low operating voltage " Low control voltage " Low current consumption " High isolation VDD =+2.0~+4.5V VCTL(H)=+1.3V min 30μA typ. 70dB typ. @f=0.25GHz 60dB typ. @f=1.0GHz 60dB typ. @f=2.2GHz 0.40dB typ. @f=0.25GHz 0.45dB typ. @f=1.0GHz 0.50dB typ. @f=2.2GHz On-chip ESD protection circuit EQFN14-D7 (package size: 1.6mm x 1.6mm x 0.397mm typ.) " Low insertion loss " High ESD tolerance " Ultra- small and ultra-thin package " Lead and halogen-free ! PIN CONFIGURATION (Top view) 1 14 13 12 11 2 10 3 9 4 ! TRUTH TABLE “H”=VCTL(H), “L”=VCTL(L) CTL H L 5 6 7 Pin Connection 1. NC(GND) 2. P2 3. GND 4. NC(GND) 5. GND 6. PC 7. GND 8. NC(GND) 9. GND 10. P1 11. NC(GND) 12. VDD 13. GND 14. CTL 8 PATH PC-P1 PC-P2 NOTE: The information on this datasheet is subject to change without notice Ver.2010-01-21 -1- NJG1666MD7 ! ABSOLUTE MAXIMUM RATINGS (Ta=25°C, Zs=Zl=50Ω) PARAMETER SYMBOL CONDITIONS RATINGS UNITS RF Input power PIN VDD=3.0V 28 dBm Supply voltage VDD VDD terminal 5.0 V Control voltage VCTL CTL terminal 5.0 V 1300 mW Four-layer FR4 PCB with through-hole (74.2x74.2mm), Tj=150°C Power dissipation PD Operating temp. Topr -40~+85 °C Storage temp. Tstg -55~+150 °C ! ELECTRICAL CHARACTERISTICS 1 (DC) (General conditions: VDD=3.0V, VCTL (L)=0V, VCTL (H)=3.0V, Zs=Zl=50Ω, Ta=+25°C, with application circuit) PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNITS Supply voltage VDD 2.0 3.0 4.5 V Operating current IDD - 30 60 μA Control voltage (L) VCTL(L) 0 - 0.4 V Control voltage (H) VCTL(H) 1.3 3.0 4.5 V ICTL - 15 30 μA Control current ! ELECTRICAL CHARACTERISTICS 2 (RF) (General conditions: VDD=3.0V, VCTL (L)=0V, VCTL (H)=3.0V, Zs=Zl=50Ω, Ta=+25°C, with application circuit) PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNITS Insertion loss 1 LOSS1 f=250MHz, PIN=0dBm - 0.40 0.60 dB Insertion loss 2 LOSS2 f=1000MHz, PIN=0dBm - 0.45 0.65 dB Insertion loss 3 LOSS3 f=2200MHz, PIN=0dBm - 0.50 0.70 dB Isolation 1 ISL1 f=250MHz, PIN=0dBm 65 70 - dB Isolation 2 ISL2 f=1000MHz, PIN=0dBm 55 60 - dB Isolation 3 ISL3 f=2200MHz, PIN=0dBm 55 60 - dB Input power at 1dB compression point P-1dB f=2200MHz 23 27 - dBm f=2200MHz, ON state - 1.3 1.5 50% VCTL to 10%/90% RF - 1 5 VSWR Switching time -2- VSWR TSW μs NJG1666MD7 ! TERMINAL INFORMATION No. SYMBOL DESCRIPTION 2 P2 This port is connected to PC port by applying the control voltage 0~+0.4 V(VCTL(L)) to 14th pin. An external capacitor is required to block the DC bias voltage of internal circuit. 6 PC Common RF port. This PC port is connected to P1 or P2 by logical control voltage of 14th pin. In order to block DC bias voltage of internal circuit, an external capacitor is required. 10 P1 This port is connected to PC port by applying control voltage of +1.3~+4.5 V (VCTL(H)) to 14th pin. An external capacitor is required to block the DC bias voltage of internal circuit. 12 VDD A supply voltage terminal (+2.0~+4.5 V). Place a bypass capacitor between this terminal and ground plane for avoiding RF noise from outside. 14 CTL Control signal input terminal. This terminal is set to High-Level (+1.3~+4.5 V) or Low-Level (0~+0.4 V). 1,4,8,11 NC (GND) No connected terminal. This terminal is not connected with internal circuit. Connect to the PCB ground plane. 3,5,7, 9,13 GND Ground terminal. Connect this terminal with ground plane as close as possible for excellent RF performance. -3- NJG1666MD7 ! ELECTRICAL CHARACTERISTICS ((With Application circuit, Loss of external circuit are excluded) Isolation vs. Frequency (V =3V, V DD 0 CTL Insertion Loss vs. Frequency =0/3V) (V =3V, V Insertion Loss (dB) -20 -30 -40 -50 -60 -1.0 -1.5 PC-P1 PC-P2 1.0 1.5 2.0 2.5 3.0 0.5 1.0 Frequency (GHz) (V =3V, V DD CTL (PC-P1/P2, V =3.0V, V DD =0/3V) Voltage (arb. unit) VSWR 2.0 1.5 1.5 2.0 2.5 CTL Time (1μs/div) Output Power, I DD =3V) 30 0 VDD =2.0V DD -1.5 VV =2.5V =2.5V DD DD VVDD=3.0V =3.0V -30 -2.0 VVDD=4.5V =4.0V -40 VDD=4.0V DD DD V =4.5V DD -50 -3.0 -60 -3.5 -70 12 14 16 18 20 22 24 Input Power (dBm) 26 28 30 Output Power (dBm) -20 V =2.0V PC-P2 Isolation (dB) -1.0 CTL =3V) 60 V =2.0V 28 -10 10 vs. Input Power (PC-P1 ON, f=2.2GHz, V -0.5 -2.5 0.19μs 3.0 Loss, ISL vs. Input Power (PC-P1 ON, f=2.2GHz, V =0/3.0V) P1 Frequency (GHz) 0.0 CTL 1.08μs 2.5 1.0 3.0 CTL P2 Port (PC-P2 ON) 0.5 2.5 Switching Time P1 Port (PC-P1 ON) 1.0 0.0 2.0 Frequency (GHz) VSWR vs. Frequency 3.0 1.5 DD V 55 =2.0V V VDD=2.5V =2.5V DDDD 26 50 =3.0V V VDD=3.0V DD V =4.0V V DD=4.0V DD VDD=4.5V 24 45 V =4.5V 22 40 DD 20 35 18 30 16 25 14 20 12 15 10 10 10 12 14 16 18 20 22 24 Input Power (dBm) 26 28 30 DD 0.5 -2.0 0.0 Operation Current I (μA) -80 0.0 Insertion Loss (dB) =0/3V) -0.5 -70 -4- CTL PC-P1 (PC-P2 ON)) PC-P2 (PC-P1 ON)) -10 Isolation (dB) DD 0.0 NJG1666MD7 ! ELECTRICAL CHARACTERISTICS (With Application circuit, Loss of external circuit are excluded) Loss vs. Ambient Temperature ISL vs. Ambient Temperature (PC-P1 ON, V =3V, V DD -30 CTL (PC-P1 ON, V =3V, V =3V) DD 0.0 CTL =3V) -0.1 -35 -40 f=1000MHz -45 Insertion Loss (dB) PC-P2 Isolation (dB) f=250MHz f=2200MHz -50 -55 -60 -65 -0.2 -0.3 -0.4 -0.5 -0.6 -0.7 f=250MHz -70 -0.8 f=1000MHz -75 -0.9 f=2200MHz -80 -50 -25 0 25 50 75 -1.0 -50 100 -25 -1dB vs. Ambient Temperature (PC-P1 ON, f=2.2GHz, V 40 CTL(H) 75 (PC-P1/P2, V =3V) CTL(H) V =2.0V DD DD V =3.0V 34 V =4.0V 32 V =4.5V 100 vs. Ambient Temperature DD V =2.5V DD DD Max ratings 28 26 24 V =2.5V 4 Switching Time (μ s) (dBm) 50 V =2.0V DD -1dB SW 5 36 P T =3V) 38 30 25 Ambient Temperature ( C) Ambient Temperature ( C) P 0 o o DD V =3.0V DD V =4.0V 3 DD V =4.5V DD 2 1 22 20 -50 -25 0 25 50 75 0 -50 100 -25 o I DD 50 CTL I CTL =0V) V V =2.5V V (μA) 40 DD 20 10 0 25 50 75 o Ambient Temperature ( C) 100 V V CTL DD V =4.5V Control Current I (μA) DD Operation current I DD V =3.0V -25 100 DD V =2.0V DD 0 -50 75 (V =0V) 50 V =4.0V 30 50 vs. Ambient Temperature DD 40 25 Ambient Temperature ( C) vs. Ambient Temperature (V 0 o Ambient Temperature ( C) 30 V CTL CTL CTL CTL CTL =1.3V =2.0V =3.0V =4.0V =4.5V 20 10 0 -50 -25 0 25 50 75 100 o Ambient Temperature ( C) -5- NJG1666MD7 ! APPLICATION CIRCUIT (TOP VIEW) C4 CTL 1 14 13 12 2 11 10 C2 P2 VDD C1 3 4 P1 9 5 6 7 8 C3 PC ! PARTS LIST Parts ID Value C1~C4 1000pF Notes Murata MFG (GRM15) GND CTL VDD GND ! TEST PCB LAYOUT (TOP VIEW) 1pin mark C4 C1 C2 P2 PCB SIZE = 19.4mm x 15.0mm PCB: FR4, t = 0.2mm CAPACITOR: SIZE 1005 STRIP LINE WIDTH = 0.4mm(Z0=50Ω) P1 C3 ! PCB LOSS FREQ. (MHz) 250 PCB LOSS (dB) 0.11 1000 0.24 2200 PC 0.40 *) Including PCB, Connector and DC Blocking Capacitor Losses PRECAUTIONS [1] [2] [3] -6- The DC blocking capacitors have to be placed at RF terminal of PC, P1 and P2. For good RF performance, the ground terminals must be placed possibly close to ground plane of substrate, and through holes for GND should be placed near by the pin connection. Bypass capacitor (C4) should be placed close to terminal of VDD to reduce stripline influence of RF characteristics. NJG1666MD7 ■ PACKAGE OUTLINE (EQFN14-D7) Units Board Terminal treat Molding material Weight Cautions on using this product This product contains Gallium-Arsenide (GaAs) which is a harmful material. • Do NOT eat or put into mouth. • Do NOT dispose in fire or break up this product. • Do NOT chemically make gas or powder with this product. • To waste this product, please obey the relating law of your country. : mm : Cu : SnBi : Epoxy resin : 3.3mg [CAUTION] The specifications on this databook are only given for information , without any guarantee as regards either mistakes or omissions. The application circuits in this databook are described only to show representative usages of the product and not intended for the guarantee or permission of any right including the industrial rights. This product may be damaged with electric static discharge (ESD) or spike voltage. Please handle with care to avoid these damages. -7-