FSA1259 / FSA1259A Low-Voltage, 1Ω Dual SPST Analog Switch with Power-Off Isolation Features Description The FSA1259/FSA1259A is a high-performance, dual, Single-Pole / Single-Throw (SPST) analog switch. The device features ultra-low RON of 1Ω at 4.5V VCC and operates over the wide VCC range of 1.65V to 5.50V. Power-Off Isolation (VCC=0V) 1Ω On Resistance (RON) for 4.5V VCC 0.25Ω Maximum RON Flatness for 4.5V VCC Space-Saving, US8 Surface Mount Package Broad VCC Operating Range: 1.65V to 5.50V Fast Turn-On and Turn-Off Times Break-Before-Make Enable Circuitry The FS1259A allows for reduced input thresholds on the select pins. The device is fabricated with sub-micron CMOS technology to achieve fast switching speeds and is designed for break-before-make operation. Applications Cellular Phone Portable Media Player PDA Ordering Information Part Number Top Mark Operating Temperature Range FSA1259K8X 1259 -40°C to +85°C 8-Lead US8, JEDEC MO-187, Variation CA, 3.0mm Wide Green 3000 Units Tape and Reel FSA1259AK8X 59A -40°C to +85°C 8-Lead US8, JEDEC MO-187, Variation CA, 3.0mm Wide Green 3000 Units Tape and Reel Package Eco Status Packing Method For Fairchild’s definition of Eco Status, please visit: http://www.fairchildsemi.com/company/green/rohs_green.html. 1A 1 8 V CC 1B 2 7 1S 2S 3 6 2B GND 4 5 2A Figure 1. © 2007 Fairchild Semiconductor Corporation FSA1259 / FSA1259A Rev. 1.0.6 Analog Symbols www.fairchildsemi.com FSA1259 / FSA1259A — Low-Voltage, 1Ω Dual SPST Analog Switch with Power-Off Isolation July 2009 1A 1 8 Vcc 1B 2S 2 7 3 6 GND 4 5 1S 2B 2A Figure 2. Pin Assignments (Top View) Pin Definitions Pin # Name Description 1 1A Data Port 2 1B Data Port 3 2S Control Input 4 GND 5 2A Data Port 6 2B Data Port 7 1S Control Input 8 VCC Supply Voltage Ground Truth Table Control Input (S) Function LOW Disconnected HIGH A Connected to B © 2007 Fairchild Semiconductor Corporation FSA1259 / FSA1259A Rev. 1.0.6 FSA1259 / FSA1259A — Low-Voltage, 1Ω SPST Analog Switch with Power-Off Isolation Pin Assignments www.fairchildsemi.com 2 Stresses exceeding the absolute maximum ratings may damage the device. The device may not function or be operable above the recommended operating conditions and stressing the parts to these levels is not recommended. In addition, extended exposure to stresses above the recommended operating conditions may affect device reliability. The absolute maximum ratings are stress ratings only. Symbol VCC Parameter Supply Voltage (1) Min. Max. Unit -0.5 7.0 V -0.5 VCC +-0.5 V -0.5 6.5 V VSW Switch Voltage VIN Input Voltage IIK Input Diode Current -50 mA Switch Current (Continuous) 200 mA Peak Switch Current (Pulsed at 1ms Duration, <10% Duty Cycle) 400 mA ISW ISWPEAK PD TSTG TJ TL ESD (1) Power Dissipation at 85°C 3.0 µW +150 °C Maximum Junction Temperature +150 °C Storage Temperature Range -65 Lead Temperature (Soldering, 10 seconds) +260 °C Human Body Model (JEDEC: JESD22-A114) 8000 V Charged Device Model (JEDEC: JESD22-C101) 2000 V Machine Model (JEDEC: JESD22-A115) 350 V Note: 1. The input and output negative ratings may be exceeded if the input and output diode current ratings are observed. Recommended Operating Conditions The Recommended Operating Conditions table defines the conditions for actual device operation. Recommended operating conditions are specified to ensure optimal performance to the datasheet specifications. Fairchild does not recommend exceeding them or designing to Absolute Maximum Ratings. Symbol VCC Parameter Supply Voltage ASEL Control Input Voltage VSW Switch Input Voltage (2) TA Operating Temperature θJA Thermal Resistance, Still Air Min. Max. Unit 1.65 5.50 V 0 VCC V 0 VCC V -40 +85 °C 215 °C/W FSA1259 / FSA1259A — Low-Voltage, 1Ω SPST Analog Switch with Power-Off Isolation Absolute Maximum Ratings Note: 2. Control Input must be held HIGH or LOW; it must not float. © 2007 Fairchild Semiconductor Corporation FSA1259 / FSA1259A Rev. 1.0.6 www.fairchildsemi.com 3 All typical values are at 25°C unless otherwise specified. Symbol Parameter INO(On) IA(ON) IOFF TA=+25°C Min. Typ. TA=-40 to +85°C Max. Min. 2.4 Input Voltage High 3.00 to 3.60 2.0 (FSA1259) 2.30 to 2.70 1.8 1.65 to 1.95 1.5 4.50 to 5.50 1.0 Input Voltage High 3.00 to 3.60 1.0 (FSA1259A) 2.30 to 2.70 0.95 1.65 to 1.95 0.95 Max. 0.8 Input Voltage Low 3.00 to 3.60 0.8 (FSA1259) 2.30 to 2.70 0.6 1.65 to 1.95 0.6 4.50 to 5.50 0.75 Input Voltage Low 3.00 to 3.60 0.65 (FSA1259A) 2.30 to 2.70 0.55 1.65 to 1.95 0.5 Control Input Leakage Off-Leakage Current On-Leakage Current of Port B On-Leakage Current of Port A Power Off Leakage Current of Port A & Port B © 2007 Fairchild Semiconductor Corporation FSA1259 / FSA1259A Rev. 1.0.6 Unit V 4.50 to 5.50 VIL INO(0FF) Conditions 4.50 to 5.50 VIH IIN VCC (V) 5.50 VIN=0 or VCC -10 10 -50 50 3.60 VIN=0 or VCC -2 2 -20 20 2.70 VIN=0 or VCC -2 2 -20 20 1.95 VIN=0 or VCC -2 2 -20 20 5.50 A=1V, B=4.5V or B=4.5, A=1V -10 10 -50 50 3.60 A=1V, B=4.5V or B=4.5, A=1V -5 5 -50 50 2.70 A=0.5V, B=2.3V or B=2.3, A=0.5V -5 5 -50 50 1.95 A=0.3V, B=1.65V or B=1.65, A=0.3V -5 5 -50 50 5.50 A=Floating; B=4.5V, 1V -5 5 -50 50 3.60 A=Floating; B=3.0V, 1V -2 2 -20 20 2.70 A=Floating; B=2.3V, 0.5V -2 2 -20 20 1.95 A=Floating; B=1.65V, 0.3V -2 2 -20 20 5.50 A=1V, 4.5V; B=Floating -5 5 -50 50 3.60 A=1V, 3.0V; B=Floating -2 2 -20 20 2.70 A=0.5V, 2.3; B=Floating -2 2 -20 20 1.95 A=0.3V, 1.65V; B=Floating -2 2 -20 20 A=0 to 5.5V; B=0 to 5.5V -1 1 -10 10 V nA nA nA FSA1259 / FSA1259A — Low-Voltage, 1Ω SPST Analog Switch with Power-Off Isolation Electrical Characteristics nA 0 µA www.fairchildsemi.com 4 All typical values are at 25°C unless otherwise specified. Symbol Parameter VCC (V) Conditions Min. RPEAK RON ∆ RON RFLAT(ON) ICC ICCT Peak On Resistance Switch On Resistance(3) On Resistance Matching Between Channels(4) On Resistance Flatness(5) Quiescent Supply Current Increase in ICC per Control Input (FSA1259A) TA=-40 to +85°C TA=+25°C Typ. Max. Min. 4.50 IOUT=-100mA, 1B or 2B=0 to VCC 0.8 1.0 1.2 3.00 IOUT=-100mA, 1B or 2B=0 to VCC 1.0 1.5 1.8 2.30 IOUT=-8mA, 1B or 2B=0 to VCC 1.5 2.0 2.5 1.65 IOUT=-2mA, 1B or 2B=0 to VCC TA=25, 85°C 5.0 12.0 15.0 TA=-40°C 20.0 4.50 IOUT=-100mA, 1B or 2B=2.5V 0.70 0.85 1.00 3.00 IOUT=-100mA, 1B or 2B=2.0V 0.9 1.3 1.6 2.30 IOUT=-8mA, 1B or 2B=1.8V 1.4 2.0 2.4 1.65 IOUT=-2mA, 1B or 2B=1.5V 2.0 2.5 3.5 4.50 IOUT=-100mA, 1B or 2B=2.5V 0.05 0.10 0.10 3.00 IOUT=-100mA, 1B or 2B=2.0V 0.10 0.15 0.15 2.30 I=-8mA, 1B or 2B=1.8V 0.15 0.20 0.20 1.65 IOUT=-2mA 1B or 2B=1.5V 0.15 0.40 0.40 4.50 IOUT=-100mA, 1B or 2B=1.0V, 1.5V, 2.5V 0.10 0.25 0.25 3.00 IOUT=-100mA, 1B or 2B=0.8V, 2.0V 0.1 0.3 0.3 2.30 IOUT=-8mA, 1B or 2B=0.8V, 1.8V 0.2 1.0 1.0 1.65 IOUT=-2mA, 1B or 2B=0.6V, 1.5V 1.5 5.50 VIN=0 or VCC, IOUT=0 5 50 500 3.60 VIN=0 or VCC, IOUT=0 1 25 300 2.70 VIN=0 or VCC, IOUT=0 1 20 250 1.95 VIN=0 or VCC, IOUT=0 1 15 150 Asel=1.8V 25 4.5 to 5.5 Unit Max. Ω Ω Ω Ω 40 FSA1259 / FSA1259A — Low-Voltage, 1Ω SPST Analog Switch with Power-Off Isolation Electrical Characteristics (Continued) nA µA Notes: 3. On resistance is determined by the voltage drop between the A and B pins at the indicated current through the switch. 4. ∆RON=RON maximum – RON minimum; measured at identical VCC, temperature, and voltage. 5. Flatness is defined as the difference between the maximum and minimum value of on resistance over the specified range of conditions. © 2007 Fairchild Semiconductor Corporation FSA1259 / FSA1259A Rev. 1.0.6 www.fairchildsemi.com 5 All typical values are at VCC=1.8V, 2.5V, 3.0V, 5.0V at 25°C unless otherwise specified. Symbol Parameter VCC (V) Min. Typ. Max. Min. Max. 1.0 4.0 7.5 1.0 9.0 1.5 6.0 9.5 1.0 10.0 2.0 8.0 10.0 1.0 12.0 1.65 to 1.95 3.0 14.0 18.0 1.0 20.0 4.50 to 5.50 4.5 6.5 11.0 3.5 13.0 4.5 8.0 11.0 3.0 14.0 4.5 9.0 12.5 3.0 15.0 1.65 to 1.95 5.0 13.0 15.5 4.0 18.5 4.50 to 5.50 4.5 13.0 17.0 3.5 20.0 4.5 13.5 17.0 3.0 20.0 4.5 16.0 20.0 3.0 23.0 5.0 24.0 33.0 4.0 36.0 4.50 to 5.50 tON Turn-On Time Turn-Off Time (FSA1259) tOFF Turn-Off Time (FSA1259A) 3.00 to 3.60 2.30 to 2.70 3.00 to 3.60 2.30 to 2.70 3.00 to 3.60 2.30 to 2.70 1B or 2B=VCC, RL=50Ω, CL=35pF 1B or 2B=VCC, RL=50Ω, CL=35pF 1B or 2B=VCC, RL=50Ω, CL=35pF 1.65 to 1.95 4.50 to 5.50 Q 3.00 to 3.60 Charge Injection 2.30 to 2.70 OIRR Off-Isolation 1.8 to 5.0 Xtalk Crosstalk 1.8 to 5.0 f=1MHz, RL=50Ω 11 8 4.50 to 5.50 -3db Bandwidth 2.30 to 2.70 Total Harmonic Distortion 1.8 5.0 ns Figure 11 ns Figure 11 ns Figure 11 pC Figure 13 -60 dB Figure 12 -73 dB Figure 12 MHz Figure 15 240 240 RL=50Ω 240 1.65 to 1.95 THD Figure 6 f=1MHz, RL=50Ω 3.00 to 3.60 Unit 15 CL=1.0nF, VGEN=0V, RGEN=0Ω 1.65 to 1.95 BW TA=40to+85ºC TA=+25ºC Conditions 240 RL=600Ω, VIN=0.5VPP, f=20Hz to 20kHz .003 Figure 16 % .001 Figure 16 FSA1259 / FSA1259A — Low-Voltage, 1Ω SPST Analog Switch with Power-Off Isolation AC Electrical Characteristics Capacitance Symbol CIN Parameter Control Pin Input Capacitance VCC (V) Conditions TA=+25ºC Min. Typ. 0 f=1MHz Figure 14 3 COFF B Port Off Capacitance 1.65 to 5.50 f=1MHz Figure 14 21 CON A Port On Capacitance 1.65 to 5.50 f=1MHz Figure 14 47 © 2007 Fairchild Semiconductor Corporation FSA1259 / FSA1259A Rev. 1.0.6 Max. Unit pF pF pF www.fairchildsemi.com 6 1.10 1.40 1.00 1.30 0.80 85°C 0.70 25°C 0.60 1.20 1.10 RON (Ohms) RON (Ohms) 0.90 -40°C 0.50 1.00 0.90 85°C 0.80 0.40 0.70 25°C 0.30 0.60 -40°C 0.20 0.50 0.10 -1.00 0.00 1.00 2.00 3.00 4.00 0.40 -1.00 5.00 0.00 1.00 VIN (V) Figure 3. On Resistance (VCC=4.5V) 4.00 Figure 4. On Resistance (VCC=3.0V) 14.00 -40°C 12.00 RON (Ohms) 1.40 1.30 RON (Ohms) 3.00 VIN (V) 1.60 1.50 10.00 1.20 1.10 85°C 1.00 0.90 0.80 25°C 0.70 -40°C 8.00 6.00 25°C 4.00 0.60 0.50 85°C 2.00 0.40 -0.50 0.00 0.50 1.00 1.50 2.00 2.50 0.00 -0.50 3.00 0.00 0.50 VIN (V) Figure 5. 1.00 1.50 2.00 VIN (V) On Resistance (VCC=2.3V) Figure 6. 0 0 -1 -1 -2 -2 -3 -3 Gain (dB) Gain (dB) 2.00 -4 -5 -4 -5 -6 -6 -7 -7 -8 On Resistance (VCC=1.65V) -8 1 Figure 7. 10 100 1000 Frequency (MHz) 1 10000 Frequency Response (VCC=5.5V, CL=0pF) Figure 8. 10 100 1000 10000 Frequency (MHz) FSA1259 / FSA1259A — Low-Voltage, 1Ω SPST Analog Switch with Power-Off Isolation Typical Performance Characteristics Frequency Response (VCC=3.3V, CL=0pF) 0.0040 0.0035 V CC=1.8V 0.0030 -30 THD (%) Off Isolation (dB) -10 -50 0.0025 0.0020 0.0015 VCC=5.0V 0.0010 -70 0.0005 -90 0.0000 0 Figure 9. 1 10 Frequency (MHz) 10 100 1000 10000 Frequency (MHz) Frequency Response (VCC=5.0V, CL=0pF) © 2007 Fairchild Semiconductor Corporation FSA1259 / FSA1259A Rev. 1.0.6 100 Figure 10. Total Harmonic Distortion www.fairchildsemi.com 7 VCC VB 1B or 2B tR = tF = 2.5ns A Control Input VOUT RL 50 S VCC 50% 0V CL 35pF tOFF VOUT Switch Output GND 0.9 x VOUT 0V 0.9 x VOUT tON CL includes fixture and stray capacitance. Logic input waveforms inverted for switches that have the opposite logic sense. Figure 11. Turn On / Off Timing VCC 10nF Network Analyzer 0 or VCC S VCC A 1B 2B 50 50 VIN VOUT ON-LOSS = 20log VOUT VIN V CROSSTALK = 20log OUT VIN REF 50 Figure 12. VOUT VIN 50 MEAS GND OFF ISOLATION = 20log 50 Off Isolation and Crosstalk VCC RGEN VGEN A 1B or 2B GND VOUT CL Control Input Figure 13. © 2007 Fairchild Semiconductor Corporation FSA1259 / FSA1259A Rev. 1.0.6 ΔVOUT VOUT In S FSA1259 / FSA1259A — Low-Voltage, 1Ω SPST Analog Switch with Power-Off Isolation Test Diagrams In Off On Off Off On Off Q = (ΔVOUT) • (CL) Charge Injection www.fairchildsemi.com 8 10nF V+ A S 0V or VCC Capacitance Meter 1B or 2B f = 1MHz GND Figure 14. On / Off Capacitance Measurement Setup 10nF VIN 10nF VCC Signal Generator 0dBm VIN A BN Analyzer Signal Generator 0dBm 50 A Analyzer RL S Logic Input 0V or VCC VCC BN S Logic Input 0V or VCC GND Figure 15. Bandwidth © 2007 Fairchild Semiconductor Corporation FSA1259 / FSA1259A Rev. 1.0.6 Figure 16. GND Harmonic Distortion FSA1259 / FSA1259A — Low-Voltage, 1Ω SPST Analog Switch with Power-Off Isolation Test Diagrams (Continued) www.fairchildsemi.com 9 8 5 0.70 -B- 2.3±0.1 3.1±.1 2.70 0.15 3.40 -A- 1.80 1.00 1.55 0.30 TYP 1 0.2 C B A ALL LEAD TIPS 4 PIN #1 IDENT. ALL LEAD TIPS 0.1 C 0.90 MAX 0.5 TYP DETAIL A 0.70±0.10 0.10-0.18 -C0.10 0.00 0.17-0.27 0.50TYP 0.13 A B C 0.4 TYP GAGE PLANE 0.12 0°-8° A. CONFORMS TO JEDEC REGISTRATION MO-187 B. DIMENSIONS ARE IN MILLIMETERS. C. DIMENSIONS ARE EXCLUSIVE OF BURRS, MOLD FLASH, AND TIE BAR EXTRUSIONS. SEATING PLANE DETAIL A D. DIMENSIONS AND TOLERANCES PER ANSI Y14.5M, 1982. FSA1259 / FSA1259A — Low-Voltage, 1Ω SPST Analog Switch with Power-Off Isolation Physical Dimensions MAB08AREVC Figure 17. 8-Lead US8, JEDEC MO-187, Variation CA, 3.0mm Wide Package Package drawings are provided as a service to customers considering Fairchild components. Drawings may change in any manner without notice. Please note the revision and/or date on the drawing and contact a Fairchild Semiconductor representative to verify or obtain the most recent revision. Package specifications do not expand the terms of Fairchild’s worldwide terms and conditions, specifically the warranty therein, which covers Fairchild products. Always visit Fairchild Semiconductor’s online packaging area for the most recent package drawings: http://www.fairchildsemi.com/packaging/. © 2007 Fairchild Semiconductor Corporation FSA1259 / FSA1259A Rev. 1.0.6 www.fairchildsemi.com 10 FSA1259 / FSA1259A — Low-Voltage, 1Ω SPST Analog Switch with Power-Off Isolation © 2007 Fairchild Semiconductor Corporation FSA1259 / FSA1259A Rev. 1.0.6 www.fairchildsemi.com 11