HD29C3487 Quadruple Differential Line Drivers With 3 State Outputs ADE-205-587 (Z) 1st. Edition Dec. 2000 Description The HD29C3487 features quadruple differential line drivers which satisfy the requirements of EIA standard RS-422A. This device is designed to provide differential signals with high current capability on bus lines. The enable input at low level permits the relate output in high impedance state. The output circuit has active pull up and pull down and is capable of sinking or sourcing 20 mA. Features • • • • • • • • • • TTL input compatibility Propagation delay time: 6 ns typ Output to output skew: 0.5 ns typ High output impedance in power off conditions Meets EIA standard RS-422A Operates from a single 5 V supply Three state outputs Low power dissipation with CMOS process Power up and power down protection Pin to pin compatible with HD293487 HD29C3487 Pin Arrangement 1A 1 16 VCC 1Y 2 15 4A 1Z 3 14 4Y 1, 2 Output Enable 13 4Z 4 3,4 Output 2Z 5 12 2Y 6 11 3Z 2A 7 10 3Y GND 8 9 3A Enable (Top view) Function Table Input A Enables Outputs G Y Z H H H L L H L H X L Z Z H L Z X 2 : : : : High level Low level High impedance Irrelevant HD29C3487 Absolute Maximum Ratings (Ta = 25°C) Item Symbol Ratings Unit Supply Voltage* VCC –0.5 to 7.0 V Input Voltage VIN –1.5 to VCC + 1.5 V Output Voltage VOUT –0.5 to VCC + 0.5 V Power Dissipation PT 500 mW Tstg –65 to 150 °C Tlead 260 °C Output Current IOUT ±150 mA Supply Current ICC ±150 mA 2 Storage Temperature Lead Temperature* 3 Notes: 1. The absolute maximum ratings are values which must not individually be exceeded, and furthermore, no two of which may be realized at the same time. 2. The value is defined as of ground terminal . 3. The value at 1.6 mm away from the package within 10 second, when soldering. Recommended Operating Conditions (Ta = –40°C to +85°C) Item Symbol Min Typ Max Unit Supply Voltage VCC 4.5 5.0 5.5 V Input Voltage VIN 0 — VCC V Output Voltage VOUT 0 — VCC V Ta –40 25 85 °C t r, t f — — 500 ns Operating Temperature 1 Input Rise/Fall Time* Note: 1. This item guarantees maximum limit when one input switches. 3 HD29C3487 Logic Diagram 1Y 1A 1Z 1,2 Output Enable 2Y 2A 2Z 3Y 3A 3Z 3,4 Output Enable 4Y 4A 4Z Electrical Characteristics (Ta = –40°C to +85°C) Item Symbol Min Typ*1 Max Unit Input Voltage VIH 2.0 — — V VIL — — 0.8 V VOH 2.4 3.4 — V VIN = VIH or VIL, IOH = –20 mA VOL — 0.2 0.4 V VIN = VIH or VIL, IOL = 20 mA VT 2.0 3.1 — V RL = 100 Ω Output Voltage Differential Output Voltage Conditions VT Change In Magnitude Of Differential Output Voltage IV TI – IVTI Common Mode Output Voltage VOS — — 0.4 V — 1.8 3.0 V 50 Ω 50 Ω VOS Magnitude Of Common Mode Output Voltage IV OS – VOSI — — 0.4 V Input Current I IN — — ±1.0 µA VIN = VCC, GND, VIH or VIL Supply Current I CC — 200 500 µA I OUT = 0 mA, VIN = VCC or GND — 0.8 2.0 mA I OUT = 0 mA, VIN = 2.4 V or 0.5 V — ±0.5 ±5.0 µA VOUT = VCC or GND, G = VIL, G = VIH –30 — –150 mA VIN = VCC or GND Output Current With Power Off I OFF — — 100 VCC = 0 V, VOUT = 6 V I OFF — — –100 mA I CC* Off State Output Current Short Circuit Output Current 2 I OZ I SC* 3 mA Notes: 1. All typical values are at V CC = 5 V, Ta = 25°C. 2. 1 input: V IN = 2.4 V or 0.5 V, other inputs: VIN = VCC or GND 4 VCC = 0 V, VOUT = –0.25 V HD29C3487 3. Not more than one output should be shorted at a time and duration of the short circuit should not exceed one second. Switching Characteristics (Ta = –40°C to +85°C, VCC = 5 V ± 10%) Item Symbol Min Typ*1 Max Unit Conditions Propagation Delay Time t PLH 2.0 6.0 11.0 ns Test Circuit (1) t PHL 2.0 6.0 11.0 ns Output To Output Skew Skew — 0.5 2.0 ns Differential Output Transition t TLH — 6.0 10.0 ns Time t THL — 6.0 10.0 ns Output Enable Time t ZL — 11.0 19.0 ns t ZH — 13.0 21.0 ns t LZ — 5.0 9.0 ns t HZ — 7.0 11.0 ns Power Dissipation Capacitance CPD — 50.0 — pF Input Capacitance — 6.0 — pF Output Disable Time CIN Test Circuit (3) Test Circuit (2) Test Circuit 1 VCC Input Pulse Generator Output A Zout = 50 Ω C2 Y C1 Z C3 VCC R1 R3 1.5 V S1 OPEN R2 Output Note: 1. C1, C2 and C3 (40 pF) includes probe and jig capacitance. R1 = R2 = 50 Ω, R3 = 500 Ω 5 HD29C3487 Waveforms 1 tr tf 90 % 1.3 V Input A 3V 90 % 1.3 V 10 % 10 % t PLH 0V t PHL VOH Output Y 1.3 V 1.3 V VOL t PHL t PLH VOH 1.3 V Output Z 1.3 V VOL VOH Output Y 50 % 50 % VOL Skew Skew VOH Output Z 50 % 50 % VOL Notes: 6 1. 2. t r ≤ 6 ns, tf ≤ 6 ns Input waveforms: PRR = 1 MHz, duty cycle 50% HD29C3487 Test Circuit 2 VCC Output VCC Input A C2 Y C1 Z C3 Pulse Generator Zout = 50 Ω Note: 1. R1 R3 1.5 V S1 CLOSED R2 Output C1, C2 and C3 (40 pF) includes probe and jig capacitance. R1 = R2 = 50 Ω, R3 = 500 Ω 7 HD29C3487 Waveforms 2 tr tf 90 % 1.3 V Output Enable 90 % 1.3 V 10 % 10 % t LZ 3V 0V t ZL 1.5 V Output Y (Input A : VCC ) VOL + 0.3 V t HZ 0.8 V t ZH VOL VOH Output Y (Input A : VCC ) VOH– 0.3 V 2.0 V 1.5 V t HZ t ZH VOH Output Y (Input A : GND) VOH– 0.3 V t LZ Output Z (Input A : GND) 2.0 V t ZL 1.5 V 1.5 V VOL + 0.3 V 0.8 V VOL Notes: 8 1. 2. t r ≤ 6 ns, tf ≤ 6 ns Input waveforms: PRR = 1 MHz, duty cycle 50Ω HD29C3487 Test Circuit 3 Input A Pulse Genelator Output C1 Z *1 R1 R3 C2 Y 1.5 V S1 OPEN C3 R2 VCC Ach Bch Oscilloscope Bch Invert Ach Add Bch Note: 1. C1, C2 and C3 (40 pF) includes probe and jig capacitance. R1 = R2 = 50 Ω, R3 = 500 Ω Waveforms–3 tr tf 90 % Input A 10 % 10 % 90 % Output (Differential) 1. 2. 0V 90 % 10 % 10 % t TLH Notes: 3V 90 % t THL t r ≤ 6 ns, tf ≤ 6 ns Input waveforms: PRR = 1 MHz, duty cycle 50% 9 HD29C3487 Package Dimensions Unit: mm 19.20 20.00 Max 6.30 9 1 7.40 Max 16 8 1.3 0.48 ± 0.10 7.62 2.54 Min 5.06 Max 2.54 ± 0.25 0.51 Min 1.11 Max + 0.13 0.25 – 0.05 0° – 15° Hitachi Code JEDEC EIAJ Mass (reference value) DP-16 Conforms Conforms 1.07 g Unit: mm 10.06 10.5 Max 9 1 8 1.27 *0.42 ± 0.08 0.40 ± 0.06 0.10 ± 0.10 0.80 Max *0.22 ± 0.05 0.20 ± 0.04 2.20 Max 5.5 16 0.20 7.80 +– 0.30 1.15 0° – 8° 0.70 ± 0.20 0.15 0.12 M *Dimension including the plating thickness Base material dimension 10 Hitachi Code JEDEC EIAJ Mass (reference value) FP-16DA — Conforms 0.24 g HD29C3487 Cautions 1. Hitachi neither warrants nor grants licenses of any rights of Hitachi’s or any third party’s patent, copyright, trademark, or other intellectual property rights for information contained in this document. Hitachi bears no responsibility for problems that may arise with third party’s rights, including intellectual property rights, in connection with use of the information contained in this document. 2. Products and product specifications may be subject to change without notice. Confirm that you have received the latest product standards or specifications before final design, purchase or use. 3. Hitachi makes every attempt to ensure that its products are of high quality and reliability. However, contact Hitachi’s sales office before using the product in an application that demands especially high quality and reliability or where its failure or malfunction may directly threaten human life or cause risk of bodily injury, such as aerospace, aeronautics, nuclear power, combustion control, transportation, traffic, safety equipment or medical equipment for life support. 4. Design your application so that the product is used within the ranges guaranteed by Hitachi particularly for maximum rating, operating supply voltage range, heat radiation characteristics, installation conditions and other characteristics. Hitachi bears no responsibility for failure or damage when used beyond the guaranteed ranges. Even within the guaranteed ranges, consider normally foreseeable failure rates or failure modes in semiconductor devices and employ systemic measures such as failsafes, so that the equipment incorporating Hitachi product does not cause bodily injury, fire or other consequential damage due to operation of the Hitachi product. 5. This product is not designed to be radiation resistant. 6. No one is permitted to reproduce or duplicate, in any form, the whole or part of this document without written approval from Hitachi. 7. Contact Hitachi’s sales office for any questions regarding this document or Hitachi semiconductor products. Hitachi, Ltd. Semiconductor & Integrated Circuits. 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