TC7WZ245FU/FK TOSHIBA CMOS Digital Integrated Circuit Silicon Monolithic TC7WZ245FU,TC7WZ245FK Dual Bus Transceiver Features • High output drive • Super high speed operation : tpd = 5.0 ns(max) • Operation voltage range • 5.5-V tolerant inputs • 5.5-V power down protection outputs • Matches the performance of TC74LCX series when operated at 3.3-V VCC : ±24 mA (min) at VCC = 3 V at TC7WZ245FU VCC = 5 V, 50 pF : VCC (opr) = 1.65~5.5 V TC7WZ245FK Note : Do not apply a signal to any pins when it is the output mode. Damage may result. All floating (high impedance) bus pins must have their input levels fixed by means of pull-up or pull-down resistors. Marking SM8 US8 Type name Z 245 Lot No. WZ 245 Weight SSOP8-P-0.65 : 0.02 g (typ.) SSOP8-P-0.50A : 0.01 g (typ.) Absolute Maximum Ratings (Ta = 25°C) Characteristics Pin Assignment (top view) Symbol Rating Unit Supply voltage range VCC −0.5~6 V DC input voltage VIN −0.5~6 V DC output voltage VOUT −0.5~6 V Input diode current IIK −20 mA Output diode current IOK −20 mA DC output current IOUT ±50 mA DC VCC/ground current ICC ±50 mA Power dissipation PD 300 (SM8) 200 (US8) mW Storage temperature Tstg −65~150 °C TL 260 °C Lead temperature (10 s) Note: DIR 1 8 VCC A1 2 7 G A2 3 6 B1 GND 4 5 B2 Using continuously under heavy loads (e.g. the application of high temperature/current/voltage and the significant change in temperature, etc.) may cause this product to decrease in the reliability significantly even if the operating conditions (i.e. operating temperature/current/voltage, etc.) are within the absolute maximum ratings and the operating ranges. Please design the appropriate reliability upon reviewing the Toshiba Semiconductor Reliability Handbook (“Handling Precautions”/Derating Concept and Methods) and individual reliability data (i.e. reliability test report and estimated failure rate, etc). 1 2007-11-01 TC7WZ245FU/FK Truth Table INPUT G FUNCTION OUTPUT DIR A BUS B BUS L L OUTPUT INPUT A=B L H INPUT OTPUT B=A H X HIgh Impedance Z X : Don't Care Z : High Impedance Operating Ranges Characteristics Symbol Supply voltage VCC Input voltage VIN Output voltage Operating temperature Rating Unit 1.65~5.5 1.5~5.5 (Note 1) 0~5.5 VOUT V 0~5.5 (Note 2) 0~ VCC (Note 3) −40~85 Topr V V °C 0~20 ( VCC = 1.8 V ± 0.15 V , 2.5 V ± 0.2 V ) Input rise and fall time dt/dv 0~10 ( VCC = 3.3 V ± 0.3 V ) ns/V 0~5 ( VCC = 5.5 V ± 0.5 V ) Note 1 : Data retention only Note 2 : VCC cc= 0 V Note 3 : High or low state 2 2007-11-01 TC7WZ245FU/FK Electrical Characteristics DC Characteristics Characteristics High-Level Input Voltage Low-Level Input Voltage Symbol Ta = 25°C Test Condition VOH VIN = VIH or VIL IOH = −4 mA VOL Typ. Max Min Max 1.65~1.95 VCC × 0.75 ⎯ ⎯ VCC × 0.75 ⎯ 2.3~5.5 VCC × 0.7 ⎯ ⎯ VCC × 0.7 ⎯ ⎯ VCC × 0.25 1.65~1.95 ⎯ ⎯ VCC × 0.25 2.3~5.5 ⎯ ⎯ VCC × 0.3 ⎯ VCC × 0.3 1.65 1.55 1.65 ⎯ 1.55 ⎯ 2.3 2.2 2.3 ⎯ 2.2 ⎯ 3.0 2.9 3.0 ⎯ 2.9 ⎯ 4.5 4.4 4.5 ⎯ 4.4 ⎯ 1.65 1.29 1.52 ⎯ 1.29 ⎯ 1.9 ⎯ IOH = −8 mA 2.3 1.9 2.14 ⎯ IOH = −16 mA 3.0 2.4 2.75 ⎯ 2.4 ⎯ IOH = −24 mA 3.0 2.3 2.62 ⎯ 2.3 ⎯ IOH = −32 mA 4.5 3.8 4.13 ⎯ 3.8 ⎯ 1.65 ⎯ 0 0.1 ⎯ 0.1 2.3 ⎯ 0 0.1 ⎯ 0.1 3.0 ⎯ 0 0.1 ⎯ 0.1 4.5 ⎯ 0 0.1 ⎯ 0.1 IOH = 4 mA 1.65 ⎯ 0.08 0.24 ⎯ 0.24 IOH = 8 mA 2.3 ⎯ 0.1 0.3 ⎯ 0.3 IOH = 16 mA 3.0 ⎯ 0.16 0.4 ⎯ 0.4 IOH = 24 mA 3.0 ⎯ 0.24 0.55 ⎯ 0.55 IOH = 32 mA 4.5 ⎯ 0.25 0.55 ⎯ 0.55 IOH = 100 μA Low-level output voltage Min ⎯ VIL IOH = -100 μA High-level output voltage VCC (V) ⎯ VIH VIN = VIH or VIL Ta = −40~85°C Unit V V Input leakage current IIN VIN = 5.5 V or GND 0~5.5 ⎯ ⎯ ±1 ⎯ ±10 μA 3-State Output Off-State Current IOZ VIN=VIH or VIL VOUT=VCC or GND 1.65~ 5.5 ⎯ ⎯ ±0.5 ⎯ ±5 μA Power off leakage current IOFF VIN or VOUT = 5.5 V 0.0 ⎯ ⎯ 1 ⎯ 10 μA Quiescent supply current ICC VIN = 5.5 V or GND 1.65~5.5 ⎯ ⎯ 1 ⎯ 10 μA 3 2007-11-01 TC7WZ245FU/FK AC Characteristics (input: tr = tf = 3 ns) Characteristics Symbol Ta = 25°C Test Condition CL = 15 pF, RL = 1 MΩ Propagation delay time tpLH tpHL CL = 50 pF, RL = 500 Ω 3-state output Enable time 3-state output Disable time Output to output skew tpZL pZH tpLZ tpHZ CL = 50 pF, RL = 500 Ω CL = 50 pF, RL = 500 Ω tosLH (Note 4) tosHL Ta = −40~85°C VCC (V) Min Typ. Max Min Max 1.8 ± 0.15 2.0 ⎯ 15.0 2.0 16.5 2.5 ± 0.2 1.0 ⎯ 7.5 1.0 8.0 3.3 ± 0.3 0.8 ⎯ 5.2 1.2 6.0 5.0 ± 0.5 0.5 ⎯ 4.5 0.8 5.5 3.3 ± 0.3 1.5 ⎯ 6.7 1.5 7.0 5.0 ± 0.5 0.8 ⎯ 5.0 0.8 5.3 1.8 ± 0.15 2.0 ⎯ 20.0 2.0 22.0 2.5 ± 0.2 1.8 ⎯ 10.5 1.8 11.2 3.3 ± 0.3 1.5 ⎯ 8.1 1.5 8.5 5.0 ± 0.5 0.8 ⎯ 5.5 0.8 5.8 1.8 ± 0.15 2.5 ⎯ 17.0 2.5 18.8 2.5 ± 0.2 1.5 ⎯ 8.6 1.5 9.1 3.3 ± 0.3 1.5 ⎯ 7.1 1.5 7.5 5.0 ± 0.5 0.3 ⎯ 4.7 0.3 5.0 3.3 ± 0.3 ⎯ ⎯ 1.0 ⎯ 1.0 5.0 ± 0.5 ⎯ ⎯ 0.8 ⎯ 0.8 Unit ns ns ns ns Input capacitance CIN DIR,DE 0 ⎯ 7 ⎯ ⎯ ⎯ pF Bus input capacitance CI / 0 An,Bn 5.5 ⎯ 8 ⎯ ⎯ ⎯ pF Power dissipation capacitance CPD 3.3 ⎯ 29 ⎯ ⎯ ⎯ 5.5 ⎯ 33 ⎯ ⎯ ⎯ Note 4 :Parameter guaranteed by desigh. (Note 5) pF tosLH = |tpLHm - tpLHn|, tosHL = |tpHLm - tpHLn| Note 5 : CPD is defined as the value of the internal equivalent capacitance which is calculated from the operating current consumption without load. Average operating current can be obtained by the equation: ICC (opr.) = CPD･VCC･fIN + ICC/2 4 2007-11-01 TC7WZ245FU/FK Package Dimensions Weight: 0.02 g (typ.) 5 2007-11-01 TC7WZ245FU/FK Package Dimensions Weight: 0.01 g (typ.) 6 2007-11-01 TC7WZ245FU/FK RESTRICTIONS ON PRODUCT USE 20070701-EN GENERAL • The information contained herein is subject to change without notice. • TOSHIBA is continually working to improve the quality and reliability of its products. Nevertheless, semiconductor devices in general can malfunction or fail due to their inherent electrical sensitivity and vulnerability to physical stress. It is the responsibility of the buyer, when utilizing TOSHIBA products, to comply with the standards of safety in making a safe design for the entire system, and to avoid situations in which a malfunction or failure of such TOSHIBA products could cause loss of human life, bodily injury or damage to property. In developing your designs, please ensure that TOSHIBA products are used within specified operating ranges as set forth in the most recent TOSHIBA products specifications. Also, please keep in mind the precautions and conditions set forth in the “Handling Guide for Semiconductor Devices,” or “TOSHIBA Semiconductor Reliability Handbook” etc. • The TOSHIBA products listed in this document are intended for usage in general electronics applications (computer, personal equipment, office equipment, measuring equipment, industrial robotics, domestic appliances, etc.).These TOSHIBA products are neither intended nor warranted for usage in equipment that requires extraordinarily high quality and/or reliability or a malfunction or failure of which may cause loss of human life or bodily injury (“Unintended Usage”). Unintended Usage include atomic energy control instruments, airplane or spaceship instruments, transportation instruments, traffic signal instruments, combustion control instruments, medical instruments, all types of safety devices, etc.. Unintended Usage of TOSHIBA products listed in his document shall be made at the customer’s own risk. • The products described in this document shall not be used or embedded to any downstream products of which manufacture, use and/or sale are prohibited under any applicable laws and regulations. • The information contained herein is presented only as a guide for the applications of our products. No responsibility is assumed by TOSHIBA for any infringements of patents or other rights of the third parties which may result from its use. No license is granted by implication or otherwise under any patents or other rights of TOSHIBA or the third parties. • Please contact your sales representative for product-by-product details in this document regarding RoHS compatibility. Please use these products in this document in compliance with all applicable laws and regulations that regulate the inclusion or use of controlled substances. Toshiba assumes no liability for damage or losses occurring as a result of noncompliance with applicable laws and regulations. 7 2007-11-01