njg1657md7 New Japan Radio Co.,Ltd, njg1657md7 Datasheet
njg1657md7
Available stocks
Related parts for njg1657md7
njg1657md7 Summary of contents
Page 1
... DPDT SWITCH GaAs MMIC ! GENERAL DESCRIPTION The NJG1657MD7 is a GaAs DPDT switch featured low insertion loss, high isolation and small size package, and suited for mobile terminal applications. The NJG1657MD7 switches a path between common RF port and five RF ports by three bit control signal from 1.7V of logical high voltage ...
Page 2
... NJG1657MD7 ! ABSOLUTE MAXIMUM RATINGS PARAMETER RF Input Power Supply Voltage Control Voltage Power Dissipation Operating Temp. Storage Temp. ! ELECTRICAL CHARACTERISTICS1 (DC CHARACTERISTICS) General conditions: V =2.85V PARAMETERS Operating Voltage Operating Current Control Voltage (LOW) Control Voltage (HIGH) Control Current - 2 - SYMBOL CONDITIONS P V =2.85V, V =0/2 ...
Page 3
... P =30dBm IN LOSS2 f=1.9GHz, P =30dBm IN ISL1 f=0.9GHz, P =30dBm IN ISL2 f=1.9GHz, P =30dBm IN P f=0.9GHz -0.1dB 2fo f=0.9GHz, P =30dBm IN 3fo f=0.9GHz, P =30dBm IN VSWR f=0.9GHz, ON State T SW NJG1657MD7 =Z =50 ohm, with application circuit S l MIN TYP MAX UNITS - 0.30 0.45 - 0.40 0. dBm - -75 -60 dBc - ...
Page 4
... NJG1657MD7 ! TERMINAL INFORMATION No. SYMBOL 1,2,4,6,8, Ground terminal. Please connect this terminal with ground plane as close GND 10,11 as possible for excellent RF performance. RF input / output port. External capacitor is required to block the DC bias 3 P1 voltage of internal circuit. RF input / output port. External capacitor is required to block the DC bias ...
Page 5
... Harmonics vs. Input Power ( f=900MHz, P1-P3 ON, CTL1=CTL2=0V ) -50 2fo -55 3fo -60 -65 -70 -75 -80 -85 - Input Power (dBm) 2.0 2.5 3.0 2.0 2.5 3.0 Input 2fo=-88dBc Input 3fo=-86dBc NJG1657MD7 VSWR vs. Frequency ( P1-P3 ON, V =2.85V, CTL1=CTL2= 2.0 P1 port P3 port 1.8 1.6 1.4 1.2 1.0 0.5 1.0 1.5 2.0 Frequency (GHz) Insertion Loss vs. Input Power ( f=0.9GHz, P1-P3 ON, CTL1=CTL2=0V ) 0.0 -0.5 -1.0 V =2. =2.85V -1.5 ...
Page 6
... NJG1657MD7 ! ELECTRICAL CHARACTERISTICS (With Application circuit, Loss of external circuit are excluded) Insertion Loss vs. Ambient Temperature ( P1-P3 ON, V =2.85V, CTL1=CTL2= 0.0 -0.5 -1.0 f=0.9GHz f=1.9GHz -1.5 -2.0 -50 0 Ambient Temperature ( P1-P2 Isolation vs. Ambient Temperature ( f=900MHz -20 P1-P3 ON P1-P4 ON P2-P3 ON P2-P4 ON -25 -30 -35 -40 -50 0 Ambient Temperature ( P3-P4 Isolation vs. Ambient Temperature ( f=900MHz -20 P1-P3 ON ...
Page 7
... C -75 -80 -85 - Input Power (dBm) =2.85V ) 50 100 100 Input 2fo=-88dBc NJG1657MD7 P2-P4 Isolation vs. Ambient Temperature ( f=900MHz, V =2.85V ) DD -20 P1-P4 ON P2-P3 ON -25 -30 -35 -40 - Ambient Temperature ( P vs. Ambient Temperature -0.1dB ( f=0.9GHz, P1-P3 ON, V =2.85V ) ...
Page 8
... NJG1657MD7 ! ELECTRICAL CHARACTERISTICS (With Application circuit, Loss of external circuit are excluded) Switching Time ( V =2.85V, CTL1= CTL2 Port 1.3 µ Port Time (0.5 µ sec/div) Insertion Loss vs. Input Power ( f=0.9GHz, P1-P3 ON, CTL1=CTL2=0V ) 0.0 -0.5 -1.0 V =2. =2.85V -1 =3. =4. Input Power (dBm Switching Time vs. Ambient Temperature 2 1 ...
Page 9
... SW1 56pF P3 P4 PCB: FR-4, t=0.2mm Capacitor size: 1005 Strip Line Width: 0.4mm PCB size 26mm P2 Losses of PCB, capacitors and connectors C2 C4 PARTS LIST P4 NJG1657MD7 1000pF 2.85V VDD 56pF SW4 8 7 56pF Frequency (GHz) Loss (dB) 0.9 1.9 PART ID Value ...
Page 10
... NJG1657MD7 ! PACKAGE OUTLINE (EQFN14-D7) 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. ...