BAL-CC25-01D3 50 ohm, conjugate match to CC253x, CC254x, CC257x, CC852x, CC853x, transformer balun Datasheet production data Description STMicroelectronics BAL-CC25-01D3 is an ultra miniature balun which integrates a matching network in a monolithic glass substrate. This has been customized for the CC25xx and CC85xx RF transceivers. Its a design using STMicroelectronics IPD (integrated passive device) technology on non- conductive glass substrate to optimize RF )OLS &KLS SDFNDJH performance. EXPSV Figure 1. Pin configuration (top view) Features SE 2.45 GHz balun with integrated matching RF N network Matching optimized for following chip-sets: CC2530, CC2531, CC2533 CC2540 RF P GND CC2543, CC2544, CC2545 CC2570, CC2571 CC8520, CC8521 CC8530, CC82531 Figure 2. Application schematic (top view) Low insertion loss 3RZHU 6XSSO Low amplitude imbalance Low phase imbalance Coated Flip-Chip on glass && && && && % / && Small footprint: < 0.88 mm && && && && && && && 2SWLRQDO 5)B1 5)B1 6( && && ILOWHULQJ Benefits = 5)B3 5)B3 *1 Very low profile High RF performance PCB space saving versus discrete solution BOM count reduction Efficient manufacturability November 2015 DocID024657 Rev 4 1/10 This is information on a product in full production. www.st.com 10Characteristics BAL-CC25-01D3 1 Characteristics Table 1. Absolute maximum rating (limiting values) Value Symbol Parameter Unit Min. Typ. Max. P Input power RF 20 dBm PEAK IN ESD ratings MIL STD883C (HBM: C = 100 pF, R = 1.5 kair discharge) 2000 V ESD ratings machine model (MM: C = 200 pF, R = 25 L = 500 nH) 500 V ESD ESD ratings charged device model (CDM, JESD22-C101D) 500 T Operating temperature -40 +125 C OP Table 2. Electrical characteristics - RF performance (T = 25 C) amb Value Symbol Parameter Unit Min. Typ. Max. Z Nominal differential output impedance OUT Conjugate match to CC25xx, CC85xx Z Nominal input impedance IN F Frequency range (bandwidth) 2379 2507 I Insertion loss in bandwidth 0.66 dB L R Single ended return loss in bandwidth 19 dB L SE R Differential ended return loss in bandwidth 19 dB L DIFF Phase imbalance 14 imb A Amplitude imbalance 0.3 dB imb 2/10 DocID024657 Rev 4