PO3B1000A Hot Insertion 10-Channel 2-Port Bus Switch 10/27/07 High Bandwidth Potato Chip FEATURES: DESCRIPTION: • Patented technology • High signal -3db passing bandwidth at 750MHz • 5V I/O Tolerant with 3.3V supply in OFF and ON state • Hot insertion capable • Near-Zero propagation delay • VCC = 1.65V to 3.6V • Ultra-Low Quiescent Power: 0.1µA typical • Ideally suited for low power applications • Industrial operating temperature: -40°C to +85°C • Available in 24pin QSOP package • Available in 24pin TSSOP package Potato Semiconductor’s PO3B1000A is designed for world top performance using submicron CMOS technology to achieve GHz high bandwidth. Pin Configuration The PO3B1000A is a 10-Bit, 2-Port Bus Switch. The switch introduces no additional ground bounce noise or propagation delay. Block Diagram EN1 1 24 Vcc B0 2 23 B9 A0 3 22 A9 A1 B1 4 21 5 20 A8 B8 B2 A2 6 19 7 18 A3 B3 8 17 9 B4 A4 GND A0 SW B0 A4 SW B4 B7 A7 A5 SW B5 16 A6 B6 A9 SW B9 10 15 B5 11 14 A5 12 13 EN1 EN1 EN2 SW A B BE Pin Description Truth Table Pin Name Description EN1, EN2 Switch Enables Pin Name BE Description Bus Enable Input (Active LOW) A0–7 Bus A A0 - A9 A Ports B0–7 GND Bus B Ground B0 - B9 B Ports GND Ground VCC Power VCC Power 1 Copyright © Potato Semiconductor Corporation PO3B1000A Hot Insertion 10-Channel 2-Port Bus Switch 12/26/08 High Bandwidth Potato Chip Maximum Ratings (Above which the useful life may be impaired. For user guidelines, not tested.) Storage Temperature ................................................ –65°C to +150°C Ambient Temperature with Power Applied ............... –40°C to +85°C Supply Voltage to Ground Potential ........................... –0.5V to +4.6V DC Input Voltage ........................................................ –0.5V to +Vcc DC Output Current................................................................... 120mA Power Dissipation ....................................................................... 0.5W Note: Stresses greater than those listed under MAXIMUM RATINGS may cause permanent damage to the device. This is a stress rating only and functional operation of the device at these or any other conditions above those indicated in the operational sections of this specification is not implied. Exposure to absolute maximum rating conditions for extended periods may affect reliability. DC Electrical Characteristics, 3.3V Supply (Over the Operating Range, TA = –40°C to +85°C, VCC = 3.3V ±10%) Parameters Description Min. Test Conditions Max. Typ. VIH Input HIGH Voltage Guaranteed Logic HIGH Level VIL Input LOW Voltage Guaranteed Logic LOW Level 0.8 IIH Input HIGH Current VCC = Max., VIN = VCC ±1 IIL Input LOW Current VCC = Max., VIN = GND ±1 IOZH High Impedance Output Current 0 ≤ Y, In ≤ VCC 2.0 Switch On-Resistance V µA ±1 VCC = Min., VIN = 0.0V, RON Units ION = -48 mA or -64mA VCC = Min., VIN = VCC , ION = -15 mA 10 14 10 14 Ω DC Electrical Characteristics, 2.5V Supply (Over Operating Range, TA = –40°C to +85°C, VCC = 2.5V ± 10%) Parameters Description Test Conditions Min. Typ. Max. VIH Input HIGH Voltage Guaranteed Logic HIGH Level 1.8 VCC + 0.3 VIL Inout LOW Voltage Guaranteed Logic LOW Level –0.3 0.8 IIH Input HIGH Current VCC = Max., VIN = VCC ±1 IIL Input LOW Current VCC = Max., VIN = GND ±1 IOZH High Impedance Current 0 ≤ Y, In ≤ VCC ±1 RON Switch On Resistance VCC = Min., VIN = 0.0V, ION = –48mA 12 16 VCC = Min., VIN = 2.25V, ION = -15mA 14 18 Units V µA Ω 2 Copyright © Potato Semiconductor Corporation PO3B1000A Hot Insertion 10-Channel 2-Port Bus Switch 10/27/07 High Bandwidth Potato Chip Power Supply Characteristics Symbol Description Quiescent Power Supply Current Icc Test Conditions (1) Min Typ Vcc=Max, Vin=Vcc or GND - 0.1 Max Unit 3 uA Notes: 1. 2. 3. 4. 5. For conditions shown as Max. or Min., use appropriate value specified under Electrical Characteristics for the applicable device type. Typical values are at Vcc = 3.3V, 25°C ambient. This parameter is guaranteed but not tested. Not more than one output should be shorted at one time. Duration of the test should not exceed one second. VoH = Vcc – 0.6V at rated current Capacitance (TA = 25°C f = 1 MHz) Parameters CIN Description Typical Input Capacitance Units 3 COFFYN YN Capacitance, Switch OFF COFFIN IN Capacitance, Switch OFF CON Test Conditions 4.4 VIN = 0V 3.5 IN/YN Capacitance, Switch ON pF 7.9 Dynamic Electrical Characteristics Over the Operating Range (TA = -40º to +85º, VCC = 3.3V ± 10%) Parameter Description Test Condition Typ. XTALK Crosstalk RL = 50Ω -60 OIRR Off-Isolation RL = 50Ω -60 BW -3dB Bandwidth RL = 50Ω 750 Units dB MHz Switching Characteristics over 3.3V Operating Range Parameters Description tPLH tPHL Propogation Delay tPZH tPZL Bus Enable Time tPHZ tPLZ Bus Disable Time Conditions See Test Diagram Max. Units 0.3 2.0 ns See Test Diagram 3.0 3 Copyright © Potato Semiconductor Corporation PO3B1000A Hot Insertion 10-Channel 2-Port Bus Switch 10/27/07 High Bandwidth Potato Chip Switching Characteristics over 2.5V Operating Range Parameters Description tPLH tPHL Propogation Delay tPZH tPZL Bus Enable Time tPHZ tPLZ Bus Disable Time Max. Conditions See Test Diagram Units 0.3 2.0 ns See Test Diagram 3.0 Test Circuit for Electrical Characteristics Switch Positions Test Switch tPLZ, tPZL 6.0V tPHZ, tPZH GND Prop Delay Open 6.0V VCC 200-ohm Pulse Generator VOUT VIN D.U.T 10pF CL RT 200-ohm Switching Waveforms 2.5V SEL 1.25V 3.5V 2.5V Input 0V 2.5V 1.5V tPLH Output tPZL tPHL 2.5V tPLZ VDD/2 VOH Output 1.25V VOL VDD/2 Output Voltage Waveforms Propagation Delay Times VOL +0.3V tPHZ tPZH 2.5V VOH VOH –0.3V VOL VOH VOL Voltage Waveforms Enable and Disable Times 4 Copyright © Potato Semiconductor Corporation PO3B1000A Hot Insertion 10-Channel 2-Port Bus Switch 10/27/07 High Bandwidth Potato Chip Packaging Mechanical: 24-pin QSOP Detail A 24 .150 .157 .016 .050 0.406 1.27 .015 x 45˚ 0.38 3.81 3.99 .228 .244 5.79 6.20 1 .337 .344 8.56 8.74 .007 .010 0.178 0.254 .033 0.84 .053 .069 .025 0.635 1.35 1.75 X.XX DENOTES DIMENSIONS X.XX IN MILLIMETERS .004 0.101 .010 0.254 .008 0.203 .012 0.305 Packaging Mechanical: 24-pin TSSOP 24 .169 .177 .018 .030 0.45 0.75 4.3 4.5 .252 BSC 6.4 1 .303 .311 7.7 7.9 .0075 0.19 .0098 0.25 .047 Max 1.2 .0255 BSC 0.65 .007 .012 0.19 0.30 .002 .006 0.05 0.15 X.XX DENOTES DIMENSIONS X.XX IN MILLIMETERS 5 Copyright © Potato Semiconductor Corporation PO3B1000A Hot Insertion 10-Channel 2-Port Bus Switch 10/27/07 High Bandwidth Potato Chip Ordering Information Ordering Code Package Top-Marking TA PO3B1000AQU 24-pin QSOP Tube Pb-free & Green PO3B1000AQ -40°C to 85°C PO3B1000AQR 24-pin QSOP Tape and reel Pb-free & Green PO3B1000AQ -40°C to 85°C PO3B1000ATU 24-pin TSSOP Tube Pb-free & Green PO3B1000AT -40°C to 85°C PO3B1000ATR 24-pin TSSOP Tape and reel Pb-free & Green PO3B1000AT -40°C to 85°C IC Package Information PIN 1 LOCATION TAPE TRAILER LENGTH QTY PER REEL TAPE LEADER LENGTH QTY PER TUBE PACKAGE TYPE TAPE WIDTH (mm) TAPE PITCH (mm) Q QSOP 24 16 8 Top Left Corner 39 (12”) 3000 64 (20”) 55 T TSSOP 24 16 8 Top Left Corner 39 (12”) 3000 64 (20”) 62 PACKAGE CODE 6 Copyright © Potato Semiconductor Corporation