INTEGRATED CIRCUITS 74LVT16245B 3.3V ABT 16-bit transceiver (3-State) Pproduct specification Supersedes data of 1994 May 23 IC23 Data Handbook 1998 Feb 19 Philips Semiconductors Product specification 3.3V 16-bit transceiver (3-State) 74LVT16245B FEATURES DESCRIPTION • 16-bit bidirectional bus interface • 3-State buffers • Output capability: +64mA/-32mA • TTL input and output switching levels • Input and output interface capability to systems at 5V supply • Bus-hold data inputs eliminate the need for external pull-up The 74LVT16245B is a high-performance BiCMOS product designed for VCC operation at 3.3V. This device is a 16-bit transceiver featuring non-inverting 3-State bus compatible outputs in both send and receive directions. The control function implementation minimizes external timing requirements. The device features an Output Enable (OE) input for easy cascading and a Direction (DIR) input for direction control. resistors to hold unused inputs • Live insertion/extraction permitted • Power-up 3-State • No bus current loading when output is tied to 5V bus • Latch-up protection exceeds 500mA per JEDEC Std 17 • ESD protection exceeds 2000V per MIL STD 883 Method 3015 and 200V per Machine Model QUICK REFERENCE DATA SYMBOL CONDITIONS Tamb = 25°C PARAMETER TYPICAL UNIT 1.9 ns tPLH tPHL Propagation delay nAx to nBx or nBx to nAx CL = 50pF; VCC = 3.3V CIN Input capacitance DIR, OE VI = 0V or 3.0V 3 pF CI/O I/O pin capacitance VI/O = 0V or 3.0V 9 pF ICCZ Total supply current Outputs disabled; VCC = 3.6V 70 µA ORDERING INFORMATION PACKAGES TEMPERATURE RANGE OUTSIDE NORTH AMERICA NORTH AMERICA DWG NUMBER 48-Pin Plastic SSOP Type III –40°C to +85°C 74LVT16245B DL VT16245B DL SOT370-1 48-Pin Plastic TSSOP Type II –40°C to +85°C 74LVT16245B DGG VT16245B DGG SOT362-1 PIN DESCRIPTION LOGIC SYMBOL PIN NUMBER SYMBOL 1, 24 nDIR 47, 46, 44, 43, 41, 40, 38, 37, 36, 35, 33, 32, 30, 29, 27, 26 nA0 – nA7 2, 3, 5, 6, 8, 9, 11, 12, 13, 14, 16, 17, 19, 20, 22, 23 nB0 – nB7 25, 48 NAME AND FUNCTION 1DIR Direction control input 2DIR 48 1A0 47 2 46 3 44 5 43 6 41 8 40 9 38 11 37 12 24 25 1OE 1B0 2A0 1B1 2A1 1B2 2A2 1B3 2A3 1B4 2A4 1B5 2A5 1B6 2A6 1B7 2A7 36 13 35 14 33 16 32 17 30 19 29 20 27 22 26 23 2OE 2B0 Data inputs/outputs (A side) 1A1 nOE 1 1A2 Data inputs/outputs (B side) 1A3 Output enable input (active-Low) 1A4 4, 10, 15, 21, 28, 34, 39, 45 GND Ground (0V) 7, 18, 31, 42 VCC Positive supply voltage 1A5 1A6 1A7 2B1 2B2 2B3 2B4 2B5 2B6 2B7 SA00021 1998 Feb 19 2 853-1753 18990 Philips Semiconductors Product specification 3.3V 16-bit transceiver (3-State) 74LVT16245B PIN CONFIGURATION LOGIC SYMBOL (IEEE/IEC) 1DIR 1 48 1OE 1OE 48 1B0 2 47 1A0 1DIR 1 1B1 3 46 1A1 4 45 GND 1B2 5 44 1A2 1B3 6 43 1A3 VCC 7 42 VCC 1B4 8 41 1A4 1B5 9 40 1A5 2DIR GND 10 1B6 11 1B7 12 2B0 13 1A0 1A2 1A3 1A4 37 1A7 1A5 36 2A0 1A6 GND 15 34 GND 1A7 2A0 2B2 16 33 2A2 2B3 17 32 2A3 18 31 VCC 2A2 2B4 19 30 2A4 2A3 2B5 20 29 2A5 2A4 VCC GND 21 2B6 22 2A5 27 2A6 2A6 26 2A7 2DIR 24 25 2OE 24 3 EN1 (BA) ∇1 47 2A7 1B0 46 3 44 5 43 6 41 8 40 9 38 11 37 12 1B1 1B2 1B3 1B4 1B5 ∇1 36 13 1B6 1B7 2B0 35 14 33 16 32 17 2B3 30 19 2B4 29 20 27 22 26 23 2B1 2B2 2B5 2B6 2B7 SV00066 FUNCTION TABLE SW00061 INPUTS H L X Z 1998 Feb 19 2 2∇ 2A1 28 GND 2B7 23 G3 2∇ 1A1 38 1A6 35 2A1 25 3 EN2 (AB) 39 GND 2B1 14 3 EN1 (BA) 3 EN2 (AB) 2OE GND G3 3 INPUTS/OUTPUTS nOE nDIR nAx nBx L L nAx = nBx Inputs L H Inputs nBx = nAx H X Z Z = High voltage level = Low voltage level = Don’t care = High Impedance ”off” state Philips Semiconductors Product specification 3.3V 16-bit transceiver (3-State) 74LVT16245B ABSOLUTE MAXIMUM RATINGS1,2 PARAMETER SYMBOL VCC IIK RATING UNIT –0.5 to +4.6 V –50 mA –0.5 to +7.0 V VO < 0 –50 mA Output in Off or High state –0.5 to +7.0 V Output in Low state 128 Output in High state –64 DC supply voltage DC input diode current VI < 0 voltage3 VI DC input IOK DC output diode current VOUT CONDITIONS DC output voltage3 IOUT O DC output current Tstg Storage temperature range mA –65 to +150 °C NOTES: 1. Stresses beyond those listed may cause permanent damage to the device. These are stress ratings only and functional operation of the device at these or any other conditions beyond those indicated under “recommended operating conditions” is not implied. Exposure to absolute-maximum-rated conditions for extended periods may affect device reliability. 2. The performance capability of a high-performance integrated circuit in conjunction with its thermal environment can create junction temperatures which are detrimental to reliability. The maximum junction temperature of this integrated circuit should not exceed 150°C. 3. The input and output negative voltage ratings may be exceeded if the input and output clamp current ratings are observed. RECOMMENDED OPERATING CONDITIONS LIMITS SYMBOL VCC PARAMETER UNIT DC supply voltage MIN MAX 2.7 3.6 V 0 5.5 V VI Input voltage VIH High-level input voltage VIL Input voltage 0.8 V IOH High-level output current –32 mA IOL Low-level output current 32 mA Low-level output current; current duty cycle ≤ 50%; f ≥ 1kHz 64 ∆t/∆v Input transition rise or fall rate; Outputs enabled Tamb Operating free-air temperature range 1998 Feb 19 2.0 –40 4 V 10 ns/V +85 °C Philips Semiconductors Product specification 3.3V 16-bit transceiver (3-State) 74LVT16245B DC ELECTRICAL CHARACTERISTICS LIMITS SYMBOL PARAMETER TEST CONDITIONS Temp = -40°C to +85°C MIN VIK Input clamp voltage VCC = 2.7V; IIK = –18mA VCC = 2.7 to 3.6V; IOH = –100µA VOH High-level output voltage Low–level output voltage 2.4 2.5 VCC = 3.0V; IOH = –32mA 2.0 2.3 0.2 VCC = 2.7V; IOL = 24mA 0.3 0.5 VCC = 3.0V; IOL = 16mA 0.25 0.4 VCC = 3.0V; IOL = 32mA 0.3 0.5 VCC = 3.0V; IOL = 64mA 0.4 0.55 Control pins VCC = 3.6V; VI = 5.5V I/O Data pins4 VCC = 3.6V; VI = 0 IHOLD Output off current Bus Hold current A or B outputs out uts6 VCC = 0V; VI or VO = 0 to 4.5V VCC = 3V; VI = 0.8V VCC = 3V; VI = 2.0V IPU/PD 0.1 20 0.5 10 0.1 -5 0.1 ±100 -75 -135 µA µA µA VO = 5.5V; VCC = 3.0V 75 125 µA Power up/down 3-State output current3 VCC ≤ 1.2V; VO = 0.5V to VCC; VI = GND or VCC; OE/OE = Don’t care 40 ±100 µA VCC = 3.6V; Outputs High, VI = GND or VCC, IO = 0 0.07 0.12 VCC = 3.6V; Outputs Low, VI = GND or VCC, IO = 0 4.7 6 0.07 0.12 0.1 0.2 Quiescent supply current ICCZ ∆ICC 10 V Current into an output in the High state when VO > VCC ICCH ICCL ±1 0.1 135 V ±500 VCC = 0V to 3.6V; VCC = 3.6V IEX 0.1 75 UNIT V 0.07 VCC = 3.6V; VI = VCC IOFF –1.2 VCC = 2.7V; IOH = –8mA VCC = 0 or 3.6V; VI = 5.5V Input leakage current –0.85 VCC VCC = 3.6V; VI = VCC or GND II MAX VCC-0.2 VCC = 2.7V; IOL = 100µA VOL TYP1 VCC = 3.6V; Outputs Disabled; VI = GND or VCC, IO = Additional supply current per input pin2 VCC = 3V to 3.6V; One input at VCC-0.6V, Other inputs at VCC or GND 05 mA mA NOTES: 1. All typical values are at VCC = 3.3V and Tamb = 25°C. 2. This is the increase in supply current for each input at the specified voltage level other than VCC or GND 3. This parameter is valid for any VCC between 0V and 1.2V with a transition time of up to 10msec. From VCC = 1.2V to VCC = 3.3V ± 0.3V a transition time of 100µsec is permitted. This parameter is valid for Tamb = 25°C only. 4. Unused pins at VCC or GND. 5. ICCZ is measured with outputs pulled to VCC or GND. 6. This is the bus hold overdrive current required to force the input to the opposite logic state. 1998 Feb 19 5 Philips Semiconductors Product specification 3.3V 16-bit transceiver (3-State) 74LVT16245B AC CHARACTERISTICS GND = 0V; tR = tF = 2.5ns; CL = 50pF; RL = 500Ω; Tamb = –40°C to +85°C. LIMITS SYMBOL PARAMETER WAVEFORM VCC = 3.3V +0.3V VCC = 2.7V UNIT MIN TYP1 MAX MAX 1.9 1.7 3.3 3.3 3.5 3.5 ns tPLH tPHL Propagation delay nAx to nBx or nBx to nAx 1 1.0 1.0 tPZH tPZL Output enable time to High and Low level 2 1.0 1.0 2.8 2.8 4.5 4.1 5.3 5.1 ns 2 1.5 1.5 3.2 3.0 5.1 4.6 5.7 4.6 ns tPHZ Output disable time tPLZ from High and Low Level NOTE: 1. All typical values are at VCC = 3.3V and Tamb = 25°C. AC WAVEFORMS VM = 1.5V, VIN = GND to 2.7V 2.7V 2.7V NAX OR NBX INPUT 1.5V NOE INPUT 1.5V 1.5V 1.5V 0V 0V TPLZ TPZL TPHL TPLH 3.0V VOH NBX OR NAX OUTPUT 1.5V OUTPUT 1.5V VOL + 0.3V 1.5V TPHZ TPZH VOL VOL VOH VOH – 0.3V SV00065 OUTPUT Waveform 1. Input to Output Propagation Delays 1.5V 0V SV00067 Waveform 2. 3-State Output Enable and Disable Times 1998 Feb 19 6 Philips Semiconductors Product specification 3.3V 16-bit transceiver (3-State) 74LVT16245B TEST CIRCUIT AND WAVEFORMS 6V VCC OPEN VIN VOUT PULSE GENERATOR tW 90% RL GND VM NEGATIVE PULSE CL 10% 0V RL tTHL (tF) tTLH (tR) tTLH (tR) tTHL (tF) 90% POSITIVE PULSE Test Circuit for 3-State Outputs SWITCH tPHZ/tPZH GND tPLZ/tPZL 6V tPLH/tPHL open VM VM 10% tW 0V VM = 1.5V Input Pulse Definition INPUT PULSE REQUIREMENTS DEFINITIONS FAMILY RL = Load resistor; see AC CHARACTERISTICS for value. CL = Load capacitance includes jig and probe capacitance; see AC CHARACTERISTICS for value. AMP (V) 90% 10% SWITCH POSITION TEST AMP (V) VM 10% D.U.T. RT 90% 74LVT16 Amplitude Rep. Rate tW tR 2.7V ≤10MHz 500ns ≤2.5ns tF ≤2.5ns RT = Termination resistance should be equal to ZOUT of pulse generators. SW00003 1998 Feb 19 7 Philips Semiconductors Product specification 3.3V ABT 16-bit transceiver (3-State) 74LVT16245B SSOP48: plastic shrink small outline package; 48 leads; body width 7.5 mm 1998 Feb 19 8 SOT370-1 Philips Semiconductors Product specification 3.3V ABT 16-bit transceiver (3-State) 74LVT16245B TSSOP48: plastic thin shrink small outline package; 48 leads; body width 6.1mm 1998 Feb 19 9 SOT362-1 Philips Semiconductors Product specification 3.3V ABT 16-bit transceiver (3–State) 74LVT16245B Data sheet status Data sheet status Product status Definition [1] Objective specification Development This data sheet contains the design target or goal specifications for product development. Specification may change in any manner without notice. Preliminary specification Qualification This data sheet contains preliminary data, and supplementary data will be published at a later date. Philips Semiconductors reserves the right to make chages at any time without notice in order to improve design and supply the best possible product. Product specification Production This data sheet contains final specifications. Philips Semiconductors reserves the right to make changes at any time without notice in order to improve design and supply the best possible product. [1] Please consult the most recently issued datasheet before initiating or completing a design. Definitions Short-form specification — The data in a short-form specification is extracted from a full data sheet with the same type number and title. For detailed information see the relevant data sheet or data handbook. Limiting values definition — Limiting values given are in accordance with the Absolute Maximum Rating System (IEC 134). Stress above one or more of the limiting values may cause permanent damage to the device. These are stress ratings only and operation of the device at these or at any other conditions above those given in the Characteristics sections of the specification is not implied. Exposure to limiting values for extended periods may affect device reliability. Application information — Applications that are described herein for any of these products are for illustrative purposes only. Philips Semiconductors make no representation or warranty that such applications will be suitable for the specified use without further testing or modification. Disclaimers Life support — These products are not designed for use in life support appliances, devices or systems where malfunction of these products can reasonably be expected to result in personal injury. Philips Semiconductors customers using or selling these products for use in such applications do so at their own risk and agree to fully indemnify Philips Semiconductors for any damages resulting from such application. Right to make changes — Philips Semiconductors reserves the right to make changes, without notice, in the products, including circuits, standard cells, and/or software, described or contained herein in order to improve design and/or performance. Philips Semiconductors assumes no responsibility or liability for the use of any of these products, conveys no license or title under any patent, copyright, or mask work right to these products, and makes no representations or warranties that these products are free from patent, copyright, or mask work right infringement, unless otherwise specified. Copyright Philips Electronics North America Corporation 1998 All rights reserved. Printed in U.S.A. Philips Semiconductors 811 East Arques Avenue P.O. Box 3409 Sunnyvale, California 94088–3409 Telephone 800-234-7381 print code Document order number: yyyy mmm dd 10 Date of release: 05-96 9397-750-03552