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INTEGRATED CIRCUITS
74F641 Octal bus transceiver with common output enable, non-inverting (open collector)
Product specification Supersedes data of 1999 Jan 08 IC15 Data Handbook 2000 Jun 30
Philips Semiconductors
Philips Semiconductors
Product specification
Octal bus transceiver with common output enable, non-inverting (open-collector)
74F641
FEATURES
* High-impedance NPN base inputs for reduced loading
(20A in High and Low states)
ORDERING INFORMATION
DESCRIPTION 20-pin plastic DIP 20-pin plastic SOL COMMERCIAL RANGE VCC = 5V 10%, Tamb = 0C to +70C N74F641N N74F641D PKG DWG # SOT146-1 SOT163-1
* Octal bidirectional bus interface * Common Output Enable for both Transmit and Receive modes * Open collector outputs sink 64mA * Non-inverting
TYPE 74F641
TYPICAL PROPAGATION DELAY 8.0ns
TYPICAL SUPPLY CURRENT (TOTAL) 69mA
INPUT AND OUTPUT LOADING AND FAN-OUT TABLE
PINS A0 - A7, B0 - B7 T/R OE A0 - A7 B0 - B7 Data inputs Transmit/Receive input Output Enable inputs Data outputs Data outputs DESCRIPTION 74F(U.L.) HIGH/LOW 1.0/0.033 2.0/0.067 2.0/0.067 OC/40 OC/106.7 LOAD VALUE HIGH/LOW 20A/20A 40A/40A 40A/40A OC/24mA OC/64mA
NOTE: One (1.0) FAST unit load is defined as: 20A in the High state and 0.6mA in the Low state. OC = Open Collector.
PIN CONFIGURATION
T/R 1 A0 A1 A2 A3 A4 A5 A6 A7 2 3 4 5 6 7 8 9 20 VCC 19 OE 18 B0 17 B1 16 B2 15 B3 14 B4 13 B5 12 B6 11 B7
LOGIC SYMBOL
2 3 4 5 6 7 8 9
A0 1 19 T/R OE
A1
A2
A3
A4
A5
A6
A7
B0
B1
B2
B3
B4
B5
B6
B7
GND 10
18 VCC = Pin 20 GND = Pin 10
17
16
15
14
13
12
11
SF00198
SF01154
2000 Jun 30
2
853-0382 24025
Philips Semiconductors
Product specification
Octal bus transceiver with common output enable, non-inverting (open-collector)
74F641
LOGIC SYMBOL (IEEE/IEC)
19 G3 3EN1 1 3EN2 2 18 2 3 4 5 6 7 8 9
FUNCTION TABLE
INPUTS OE L H H
17 16 15 14 13 12 11
INPUTS/OUTPUTS T/R L H X An A=B INPUTS OFF Bn INPUTS B=A OFF
1
H= L= X= OFF=
High voltage level Low voltage level Don't care High if pull-up resistor is connected to open collector output
SF01147
LOGIC DIAGRAM
T/R 1
OE 19
A0 2
18
B0
A1
3
17
B1
A2
4
16
B2
A3 5
15
B3
A4 6
14
B4
A5 7
13
B5
A6 8
12
B6
A7 VCC = GND = Pin 20 Pin 10
9
11
B7
SF01149
2000 Jun 30
3
Philips Semiconductors
Product specification
Octal bus transceiver with common output enable, non-inverting (open-collector)
74F641
ABSOLUTE MAXIMUM RATINGS
(Operation beyond the limits set forth in this table may impair the useful life of the device. Unless otherwise noted these limits are over the operating free-air temperature range.) SYMBOL PARAMETER VCC VIN IIN VOUT IOUT Tamb Tstg Supply voltage Input voltage Input current Voltage applied to output in High output state Current applied to output in Low output state a lied out ut out ut Operating free-air temperature range Storage temperature range A0-A7 B0-B7 RATING -0.5 to +7.0 -0.5 to +7.0 -30 to +5 -0.5 to +VCC 48 128 0 to +70 -65 to +150 UNIT V V mA V mA mA C C
RECOMMENDED OPERATING CONDITIONS
SYMBOL VCC VIH VIL IIK IOH IOL Tamb Supply voltage High-level input voltage Low-level input voltage Input clamp current High-level output current Low-level out ut current output Operating free-air temperature range A0-A7 B0-B7 0 PARAMETER LIMITS MIN 4.5 2.0 0.8 -18 4.5 24 64 70 NOM 5.0 MAX 5.5 UNIT V V V mA V mA mA C
DC ELECTRICAL CHARACTERISTICS
(Over recommended operating free-air temperature range unless otherwise noted.) SYMBOL IOH PARAMETER High-level output current A0-A7 VOL Low-level out ut voltage output B0-B7 VIK II IIH IIL ICC Input clamp voltage Input current at maximum input voltage High-level in ut current input Low-level in ut current input Supply current y (total) 74F641 T/R, OE An, Bn T/R, OE An, Bn T/R, OE An, Bn ICCH ICCL TEST CONDITIONS1 VCC = MIN, VIL = MAX, VIH = MIN, VOH = MAX VCC = MIN MIN, VIL = MAX MAX, VIH = MIN, , IOL = 24mA IOL = 48mA IOL = 64mA VCC = MIN, II = IIK VCC = 0.0V, VI = 7.0V VCC = 5.5V, VI = 5.5V VCC = MAX, VI = 2 7V MAX 2.7V VCC = MAX, VI = 0 5V MAX 0.5V VCC = MAX An=T/R=4.5, OE=GND T/R=4.5V, An=OE=GND 60 78 10%VCC 5%VCC 10%VCC 5%VCC 0.35 0.35 0.38 0.42 -0.73 LIMITS MIN TYP2 MAX 250 0.50 0.50 0.55 0.55 -1.2 100 1 40 20 -40 -20 90 120 UNIT A V V V V V A mA A A A A mA mA
NOTES: 1. For conditions shown as MIN or MAX, use the appropriate value specified under recommended operating conditions for the applicable type. 2. All typical values are at VCC = 5V, Tamb = 25C.
2000 Jun 30
4
Philips Semiconductors
Product specification
Octal bus transceiver with common output enable, non-inverting (open-collector)
74F641
AC ELECTRICAL CHARACTERISTICS - 74F641
LIMITS SYMBOL PARAMETER TEST CONDITION VCC = +5V Tamb = +25C CL = 50pF, RL = 500 MIN tPLH tPHL tPLH tPHL tPLH tPHL tPLH tPHL Propagation delay An to Bn Propagation delay Bn to An Propagation delay OE to An Propagation delay OE to Bn Waveform 1 Waveform 1 Waveform 2 Waveform 2 6.5 4.0 6.0 3.5 7.0 5.0 8.0 3.5 TYP 8.5 6.0 8.0 5.5 10.5 7.0 9.0 7.5 MAX 11.5 9.5 11.5 7.5 12.5 9.0 12.5 9.5 VCC = +5V 10% Tamb = 0C to +70C CL = 50pF, RL = 500 MIN 6.5 4.0 6.0 3.5 7.0 5.0 8.0 5.5 MAX 12.5 11.0 12.0 8.0 13.0 10.0 13.5 10.5 ns ns ns ns UNIT
AC WAVEFORMS
For all waveforms, VM = 1.5V.
An or Bn
VM tPLH
VM tPHL
OE
VM tPHL
VM tPLH
Bn or An
VM
VM
An or Bn
VM
VM
SF01132
SF01151
Waveform 1. Propagation Delay for An to Bn or Bn to An
Waveform 2. Propagation Delay for OE to An or Bn Outputs (Bn or An Inputs in Low State)
TEST CIRCUIT AND WAVEFORMS
VCC 7.0V VIN PULSE GENERATOR RT D.U.T. VOUT RL NEGATIVE PULSE 90% VM 10% tTHL (tf ) CL RL tTLH (tr ) 90% POSITIVE PULSE 10% tTHL (tf ) AMP (V) 90% VM tw 10% 0V tw VM 10% tTLH (tr ) 0V AMP (V)
90%
Test Circuit for 3-State Outputs SWITCH POSITION TEST tPLZ tPZL All other SWITCH closed closed open
VM
Input Pulse Definition
DEFINITIONS: RL = Load resistor; see AC electrical characteristics for value. CL = Load capacitance includes jig and probe capacitance; see AC electrical characteristics for value. RT = Termination resistance should be equal to ZOUT of pulse generators.
INPUT PULSE REQUIREMENTS family amplitude VM 74F 3.0V 1.5V rep. rate 1MHz tw 500ns tTLH 2.5ns tTHL 2.5ns
SF00777
2000 Jun 30
5
Philips Semiconductors
Product specification
Octal bus transceiver with common output enable, non-inverting (open collector)
74F641
DIP20: plastic dual in-line package; 20 leads (300 mil)
SOT146-1
2000 Jun 30
6
Philips Semiconductors
Product specification
Octal bus transceiver with common output enable, non-inverting (open collector)
74F641
SO20: plastic small outline package; 20 leads; body width 7.5 mm
SOT163-1
2000 Jun 30
7
Philips Semiconductors
Product specification
Octal bus transceiver with common output enable, non-inverting (open collector)
74F641
Data sheet status
Data sheet status Objective specification Preliminary specification Product specification Product status Development Qualification Definition [1] This data sheet contains the design target or goal specifications for product development. Specification may change in any manner without notice. This data sheet contains preliminary data, and supplementary data will be published at a later date. Philips Semiconductors reserves the right to make changes at any time without notice in order to improve design and supply the best possible product. 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.
Production
[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. Philips Semiconductors 811 East Arques Avenue P.O. Box 3409 Sunnyvale, California 94088-3409 Telephone 800-234-7381 (c) Copyright Philips Electronics North America Corporation 2000 All rights reserved. Printed in U.S.A. Date of release: 06-00 Document order number: 9397-750 07277
Philips Semiconductors
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