ADV3205

Data Sheet 60 MHz, G = +2, 16 × 16 Buffered Analog Crosspoint Switch ADV3205 FEATURES 16 × 16 high speed nonblocking switch array Serial or parallel programming of switch array Serial data out allows daisy-chaining control of multiple 16 × 16 devices to create larger switch arrays Complete solution Buffered inputs 16 output amplifiers Operates on ±5 V supplies Low supply current of 50 mA Excellent video performance, VS = ±5 V −3 dB bandwidth: 60 MHz 0.1 dB gain flatness: 10 MHz 0.1% differential gain error (RL = 1 kΩ) 0.1° differential phase error (RL = 1 kΩ) Low all hostile crosstalk: −67 dB at 5 MHz Output disable allows connection of multiple devices without loading the output bus RESET pin allows disabling of all outputs Power-on reset capability with capacitor to ground 100-lead LQFP (14 mm × 14 mm) APPLICATIONS CCTV surveillance Video routers (NTSC, PAL, S-Video, SECAM) Video conferencing FUNCTIONAL BLOCK DIAGRAM SER/PAR D0 D1 D2 D3 D4 CLK DATA IN UPDATE CE RESET 80-BIT SHIFT REGISTER WITH 5-BIT PARALLEL LOADING A0 A1 A2 A3 DATA OUT 80 PARALLEL LATCH 80 DECODE 16 × 5:16 DECODERS SET INDIVIDUAL OR RESET ALL OUTPUTS TO “OFF” 16 ADV3205 OUTPUT 256 BUFFER G = +2 16 INPUTS SWITCH MATRIX 16 OUTPUTS Figure 1. GENERAL DESCRIPTION The ADV3205 is a fully buffered crosspoint switch matrix that operates on ±5 V, making it ideal for video applications. It offers a −3 dB signal bandwidth of 60 MHz and channel switch times of less than 60 ns with 0.1% settling. The ADV...