skyworks solutions, inc. [781] 376-3000 ? fax [781] 376-3100 ? email sales@skyworksinc.com ? www.skyworksinc.com 1 specifications subject to change without notice. 12/02a 32?45 ghz gaas mmic spdt pin switch features broad bandwidth, 32?45 ghz low loss, < 1.0 db high isolation, > 28 db fast switching speed, < 2 ns high power handling, 37 dbm peak, 33 dbm cw chip outline AP038R5-00 description skyworks? single pole, double throw pin diode switch is a robust, high performance switch. it is ideal for low loss, high isolation applications, particularly where broad bandwidths and high power handling is required. the chip uses skyworks? proven pin diode technology, and is based upon mbe layers for the highest uniformity and repeatability. the diodes employ surface passivation to ensure a rugged, reliable part with through-substrate via holes and gold-based backside metallization to facilitate an epoxy die attach process. the gaas mmic employs a shunt pin diode in each arm and an on-chip bias network. chips are measured on a 100% basis at 32, 35, 38 and 40 ghz for insertion loss, isolation, input and output return losses and also at dc for diode breakdown voltage and turnon voltage. characteristics are guaranteed up to 45 ghz. 0.000 0.000 1.095 2.190 0.085 0.185 2.005 2.105 1.100 0.988 0.398 dimensions indicated in mm. all pads are 0.07 mm wide. chip thickness = 0.1 mm. characteristic value operating temperature (t c ) -55c to +125c storage temperature (t st ) -65c to +150c dc reverse bias -70 v (-10 a) dc forward bias +1.3 v (50 ma) power in (p in ) 10 w absolute maximum ratings parameter condition symbol min. typ. 2 max. unit insertion loss f = 32, 35, 38, 40, 45 ghz il 0.8 1.2 db isolation f = 32, 35, 38, 40, 45 ghz i so 28 30 db input return loss f = 32, 35, 38, 40, 45 ghz rl i 14 11 db output return loss f = 32, 35, 38, 40, 45 ghz rl o 13 10 db leakage current v = -50 v i dd 110 a switching speed 1 2ns output power at 1 db compression 1 f = 35 ghz p 1 db 30 dbm two-tone input third-order intercept 1 f = 28 ghz iip3 45 dbm electrical specifications at 25c 1. not measured on a 100% basis. 2. typical represents the median parameter valve across the specified frequency range for the median chip.
32?45 ghz gaas mmic spdt pin switch AP038R5-00 2 skyworks solutions, inc. [781] 376-3000 ? fax [781] 376-3100 ? email sales@skyworksinc.com ? www.skyworksinc.com specifications subject to change without notice. 12/02a return loss and isolation (db) insertion loss (db) frequency (ghz) performance vs. frequency bias conditions i f = 10 ma, v r = -5 v -35 -30 -25 -20 -15 -10 -5 0 20 25 30 35 40 45 50 -4.0 -3.5 -3.0 -2.5 -2.0 -1.5 -1.0 -0.5 input return loss output return loss insertion loss isolation return loss and isolation (db) insertion loss (db) forward current (ma) f = 28 ghz, reverse voltage = -3.5 v -40 -30 -20 -10 0 1251020 -4 -3 -2 -1 0 output return loss input return loss isolation insertion loss iip3 (dbm) two-tone input third-order intercept @ 28 ghz bias voltage (v) 22 24 26 28 30 32 34 36 38 40 42 44 46 48 -3.00 -2.00 -1.00 0 0.99 1.12 1.15 1.20 noise floor noise floor 2 ma isolation state 1 insertion loss state 2 return loss and isolation (db) insertion loss (db) reverse bias voltage (v) forward current f = 28 ghz -40 -30 -20 -10 0 -26.0 -5.0 -3.5 -1.0 0 -4 -3 -2 -1 0 output return loss input return loss isolation insertion loss typical performance data 1. isolation arms are biased with 10 ma (1.25 v) where iip3 is below the noise floor. 2. insertion loss arms are biased with -5 v where iip3 is below the noise floor.
32?45 ghz gaas mmic spdt pin switch AP038R5-00 skyworks solutions, inc. [781] 376-3000 ? fax [781] 376-3100 ? email sales@skyworksinc.com ? www.skyworksinc.com 3 specifications subject to change without notice. 12/02a ?on arm? - 5 v (~ 1 a) j 3 j 1 b 1 j 2 ?off arm? +10 ma (~ 1.25 v) b 3 b 4 resistor b 2 resistor bias arrangement j 2 j 3 b 3 b 4 b 2 b 1 j 1 circuit schematic b 1 b 2 j 1 ?j 2 j 1 ?j 3 +10 ma -5 v insertion loss isolation -5 v +10 ma isolation insertion loss truth table
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