october 2010 ? 2003 fairchild semiconductor corporation www.fairchildsemi.com fslv16211 rev. 1.0.2 fslv16211 ? 24-bit bus switch fslv16211 ? 24-bit bus switch features ? 5 switch connection between two ports ? minimal propagation delay through the switch ? low l cc ? zero bounce in flow-through mode ? packaged in thin-shrink small outline package (tssop) description the fslv16211 is a 24-bit, high-speed, low-voltage bus switch. the low on resistance of the switch allows inputs to be connected to outputs without adding propagation delay or generating additional ground bounce noise. this design can be used as a 12- or 24-bit bus switch. when /oe1 is low, port 1a is connected to port 1b. when /oe2 is low, port 2a is connected to port 2b. ordering information part number operating temperature range package packing method fslv16211mtdx -40c to 85c 56-lead, thin shrink small outline package (tssop), jedec m0-153, 6.1mm wide tape and reel 1b 1 1a 1 1b 12 1a 12 /oe 1 2b 1 2a 1 2b 12 2a 12 /oe 2 figure 1. logic diagram
? 2003 fairchild semiconductor corporation www.fairchildsemi.com fslv16211 rev. 1.0.2 2 fslv16211 ? 24-bit bus switch connection diagram figure 2. pin assignments for tssop (top through view) pin description pin name description oe 1 , oe 2 bus switch enables 1a, 2a bus a 1b, 2b bus b nc no connect truth table inputs inputs/outputs oe 1 oe 2 1a,1b 2a, 2b low low 1a=1b 2a=2b low high 1a=1b z high low z 2a=2b high high z z
? 2003 fairchild semiconductor corporation www.fairchildsemi.com fslv16211 rev. 1.0.2 3 fslv16211 ? 24-bit bus switch absolute maximum ratings 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 parameter min. max. unit v cc supply voltage -0.5 4.6 v v s dc switch voltage (1) -0.5 4.6 v v in dc input voltage -0.5 4.6 v i ik dc input diode current -50 ma i out dc output sink current 128 ma i cc /i gng dc v cc /gnd current 100 ma t stg storage temperature range -65 150 c note: 1. the input and output negative voltage ratings may be ex ceeded 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 ens ure optimal performance to the datasheet specifications. fairchild does not recommend exceeding them or designing to absolute maximum ratings. (2) symbol parameter min. max. unit v cc power supply operating voltage 2.3 3.6 v v in input voltage 0 3.6 v v out output voltage 0 3.6 v t r , t f input rise and fall time switch control input 0 4.0 ns/v switch i/o 0 dc ns/v t a free air operating temperature -40 85 c note: 2. unused control inputs must be held high or low. they may not float.
? 2003 fairchild semiconductor corporation www.fairchildsemi.com fslv16211 rev. 1.0.2 4 fslv16211 ? 24-bit bus switch dc electrical characteristics not all conditions may appear on all switch types. symbol parameter conditions v cc (v) t a = -40c to +85c unit min. typ. max. v ik clamp diode voltage i in = -18ma 3.0 -1.2 v v ih high level control input voltage 2.3-2.7 1.7 v 2.7-3.6 2.0 v il low level control input voltage 2.3-2.7 0.7 v 2.7-3.6 0.8 i l input leakage current force v i = 3.6v, i out = 0.0a 2.3 10 a force v i = 3.6v 0.0 10 0 v in 3.6v 3.6 1 i cc quiescent supply current v in = v cc or gnd, i out = 0a 3.6 10 a ? i cc increase in i cc per input one input at 3v other inputs at v cc or gnd 3.6 300 a i oz off-state leakage 0.0 a, b 3.6v 3.6 -1 1 a r on switch on resistance i in = 64ma, v i = 0.0v 3.0 5 7 i in = 30ma, v i = 0.0v 3.0 5 7 i in = 15ma, v i = 2.4v 3.0 10 15 i in = 15ma, v i = 3.0v 2.3 20 i in = 64ma, v i = 0.0v 2.3 5 8 i in = 30ma, v i = 0.0v 2.3 5 8 i in = 15ma, v i = 1.7v 2.3 10 15 i in = 15ma, v i = 2.0v 2.3 20 ac electrical characteristics symbol parameter t a =-40c to +85c t a =40c to +85c unit c l =30pf, r l =500 c l =50pf, r l =500 v cc = 2.5v 0.20v v cc =3.3v 0.30v min. max. min. max. t phl , t plh propagation delay (3) 0.15 0.25 ns t phz , t plz enable time 0.5 4.7 1.0 7.0 ns t pzh , t pzl disable time 0.5 5.1 1.0 5.5 ns note: 3. this parameter is guaranteed by design, but is not pr oduction tested. the bus switch contributes no propagation delay other than the rc delay of the typical on resistanc e of the switch and the load capacitance when driven by an ideal voltage source (zero output impedance).
? 2003 fairchild semiconductor corporation www.fairchildsemi.com fslv16211 rev. 1.0.2 5 fslv16211 ? 24-bit bus switch capacitance t a = +25c, f = 1mhz, unless otherwise noted. capacit ance is characterized, but not production tested. symbol parameter conditions min. typ. max. unit c in control pin input capacitance v cc ? 3.3v 4.5 pf c i/o input/output capacitance v cc , /oe= 3.3v 18 pf ac loading waveforms test switch t pd open t plz /t pzl v in t phz /t pzh gnd figure 3. ac test circuit figure 4. ac waveforms v cc symbol 3.3v 0.3v 2.5v 0.2v v mi 1.5v v cc /2 v mo 1.5v v cc /2 v mvo 0.3v 0.15v v in 6.0v 2 x v cc v ccv 3.0v v cc t r /t f 2ns 2.5ns
? 2003 fairchild semiconductor corporation www.fairchildsemi.com fslv16211 rev. 1.0.2 6 fslv16211 ? 24-bit bus switch physical dimensions mtd56rev3 1 623 56 51 34 28 29 0.2 cba 0.10 ab c 0.1 c -c- 1.45 6.15 9.125 0.30 0.50 8.10 4.05 0.25 0.50 b a 7.6 figure 5. 56-lead thin-shrink small outline package (tssop), jedec mo153, 6.1mm wide 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 ver ify or obtain the most recent revision. package specifications do not expand the terms of fairchild?s worldwide terms and condition s, 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/ .
? 2003 fairchild semiconductor corporation www.fairchildsemi.com fslv16211 rev. 1.0.2 7 fslv16211 ? 24-bit bus switch
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