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 Order this document by AM26LS32/D
QUAD EIA-422/423 Line Receiver with Three-State Outputs
Motorolas Quad EIA-422/3 Receiver features four independent receiver chains which comply with EIA Standards for the Electrical Characteristics of Balanced/Unbalanced Voltage Digital Interface Circuits. Receiver outputs are 74LS compatible, three-state structures which are forced to a high impedance state when Pin 4 is a Logic "0" and Pin 12 is a Logic "1." A PNP device buffers each output control pin to assure minimum loading for either Logic "1" or Logic "0" inputs. In addition, each receiver chain has internal hysteresis circuitry to improve noise margin and discourage output instability for slowly changing input waveforms. A summary of AM26LS32 features include: * Four Independent Receiver Chains
AM26LS32
QUAD EIA-422/3 LINE RECEIVER WITH THREE-STATE OUTPUTS
SEMICONDUCTOR TECHNICAL DATA
* * * * * * * *
Three-State Outputs High Impedance Output Control Inputs (PIA Compatible) Internal Hysteresis - 30 mV (Typical) @ Zero Volts Common Mode Fast Propagation Times - 25 ns (Typical) TTL Compatible Single 5.0 V Supply Voltage Fail-Safe Input-Output Relationship. Output Always High When Inputs Are Open, Terminated or Shorted 6.0 k Minimum Input Impedance
D SUFFIX PLASTIC PACKAGE CASE 751B (SO-16)
PC SUFFIX PLASTIC PACKAGE CASE 648
PIN CONNECTIONS
Representative Block Diagram
Three-State Control Inputs
1
- + - +
16 VCC 15
Inputs A
2
Inputs B
14 13 Output B 12
Differential Inputs
Output
Outputs A 3 3-State Control 4 Output C 5
6
3-State Control
Input Network
Inputs C
7
+ - + -
11 Output D 10
Inputs D
9
GND 8
Amplifier
Hysteresis
Level Translator
ORDERING INFORMATION
Level Translator Amplifier Device AM26LS32PC MC26LS32D*
* Note that the surface mount MC26LS32D device uses the same die as in the plastic DIP * AM26LS32DC device, but with an MC prefix to prevent confusion with the package suffix. (c) Motorola, Inc. 1995
Operating Temperature Range TA = 0 to 70C
Package Plastic DIP SO-16
MOTOROLA ANALOG IC DEVICE DATA
1
AM26LS32
MAXIMUM RATINGS
Rating Power Supply Voltage Input Common Mode Voltage Input Differential Voltage Three-State Control Input Voltage Output Sink Current Storage Temperature Operating Junction Temperature Symbol VCC VICM VID VI IO Tstg TJ Value 7.0 25 25 7.0 50 - 65 to + 150 + 150 Unit Vdc Vdc Vdc Vdc mA C C
RECOMMENDED OPERATING CONDITIONS
Rating Power Supply Voltage Operating Ambient Temperature Input Common Mode Voltage Range Input Differential Voltage Range Symbol VCC TA VICR VIDR Value 4.75 to 5.25 0 to + 70 - 7.0 to + 7.0 6.0 Unit Vdc C Vdc Vdc
ELECTRICAL CHARACTERISTICS (Unless otherwise noted, minimum and maximum limits apply over recommended temperature
and power supply voltage ranges. Typical values are for TA = 25C, VCC = 5.0 V and VIC = 0 V. See Note 1.) Characteristic Input Voltage - High Logic State (Three-State Control) Input Voltage - Low Logic State (Three-State Control) Differential Input Threshold Voltage (Note 2) (- 7.0 V VIC 7.0 V, VIH = 2.0 V) (IO = - 0.4 mA, VOH 2.7 V) (IO = 8.0 mA, VOL 0.45 V) Symbol VIH VIL VTH(D) - - - - 0.2 - 0.2 mA - - Rin 6.0 K - - - 2.3 - 2.8 - Ohms V VOH VOL IOZ - - IOS IIL IIH - - VIK ICC - - - - - - 20 100 - 1.5 70 V mA - 15 - - - - - - 20 20 - 85 - 360 mA A A 2.7 - - - - 0.45 A Min 2.0 - Typ - - Max - 0.8 Unit V V V
p
p
q p
Input Bias Current (VCC = 0 V or 5.25) (Other Inputs at -15 V Vin = + 15 V Vin = - 15 V Input Resistance ( -15 V
p Vin p + 15 V)
IIB(D)
p Vin p + 15 V)
Input Balance and Output Level (- 7.0 V VIC 7.0 V, VIH = 2.0 V, See Note 3) (IO = - 0.4 mA, VID = 0.4 V) (IO = 8.0 mA, VID = - 0.4 V)
p
p
Output Third State Leakage Current (VI(D) = + 3.0 V, VIL = 0.8 V, VO = 0.4 V) (VI(D) = - 3.0 V, VIL = 0.8 V, VO = 2.4 V) Output Short Circuit Current (VI(D) = 3.0 V, VIH = 2.0 V, VO = 0 V, See Note 4) Input Current - Low Logic State (Three-State Control) (VIL = 0.4 V) Input Current - High Logic State (Three-State Control) (VIH = 2.7 V) (VIH = 5.5 V) Input Clamp Diode Voltage (Three-State Control) (IIC = - 18 mA) Power Supply Current (VIL = 0 V) (All Inputs Grounded)
NOTES: 1. All currents into device pins are shown as positive, out of device pins are negative. All voltages referenced to ground unless otherwise noted. 2. Differential input threshold voltage and guaranteed output levels are done simultaneously for worst case. 3. Refer to EIA-422/3 for exact conditions. Input balance and guaranteed output levels are done simultaneously for worst case. 4. Only one output at a time should be shorted.
2
MOTOROLA ANALOG IC DEVICE DATA
AM26LS32
SWITCHING CHARACTERISTICS (VCC = 5.0 V and TA = 25C, unless otherwise noted)
Characteristic Propagation Delay Time - DIfferential Inputs to Output (Output High to Low) (Output Low to High) Propagation Delay Time - Three-State Control to Output (Output Low to Third State) (Output High to Third State) (Output Third State to High) (Output Third State to Low) Symbol tPHL(D) tPLH(D) tPLZ tPHZ tPZH tPZL Min - - - - - - Typ - - - - - - Max 30 30 ns 35 35 30 30 Unit ns
Figure 1. Switching Test Circuit and Wave for Propagation Delay Differential Input to Output
To Scope (Input) + Differential Inputs 51 Pulse Generator - CL = 15 pF (Includes Probe and Stray Capacitance) To Scope (Output) + 2.5 V Input - 2.5 V tPLH(D) VOH VOL 0V Output 1.3 V 1.3 V tPHL(D) 0V 0V
0V
+ 2.0 V
3-State Control
Input Pulse Characteristics tTLH - tTHL - 6.0 ns (10% to 90%) PRR - 1.0 MHz, 50% Duty Cycle
Figure 2. Propagation Delay Three-State Control Input to Output
Input Pulse Characteristics tTLH - tTHL - 6.0 ns (10% to 90%) PRR - 1.0 MHz, 50% Duty Cycle To Scope (Input)
3-State Control
To Scope (Output)
Pulse Generator
51
2.0 V - 2.0 k SW1 + 5.0 V
+ 1.5 V for tPHZ and tPZH - 1.5 V for tPLZ and tPZL
+ Differential Inputs CL 15 pF (Includes Probe and Stray Capacitance) 5.0 k All Diodes 1N916 or Equivalent
SW2
tPLZ 3.0 V Input 0V 1.5 V tPLZ SW1 Closed SW2 Closed Output 0V tPZH 1.5 V 0V VOH Output 0V 1.5 V SW1 Open SW2 Closed tPZH Input Input
3.0 V 0V
tPHZ 1.5 V tPHZ SW1 Closed SW2 Closed
Output
[ 1.3 V
VOL 0.5 V
VOH
[ 1.3 V
3.0 V 0V tPZL 1.5 V
0.5 V 0V
3.0 V Input
SW1 Closed SW2 Open tPZL 1.5 V 0V
[ 5.0 V - VBE
Output VOL
MOTOROLA ANALOG IC DEVICE DATA
3
AM26LS32
OUTLINE DIMENSIONS
D SUFFIX PLASTIC PACKAGE CASE 751B-05 (SO-16) ISSUE J
9
-A-
16
-B-
1 8
P
8 PL
0.25 (0.010)
M
B
S
G F
NOTES: 1. DIMENSIONING AND TOLERANCING PER ANSI Y14.5M, 1982. 2. CONTROLLING DIMENSION: MILLIMETER. 3. DIMENSIONS A AND B DO NOT INCLUDE MOLD PROTRUSION. 4. MAXIMUM MOLD PROTRUSION 0.15 (0.006) PER SIDE. 5. DIMENSION D DOES NOT INCLUDE DAMBAR PROTRUSION. ALLOWABLE DAMBAR PROTRUSION SHALL BE 0.127 (0.005) TOTAL IN EXCESS OF THE D DIMENSION AT MAXIMUM MATERIAL CONDITION. MILLIMETERS MIN MAX 9.80 10.00 3.80 4.00 1.35 1.75 0.35 0.49 0.40 1.25 1.27 BSC 0.19 0.25 0.10 0.25 0_ 7_ 5.80 6.20 0.25 0.50 INCHES MIN MAX 0.386 0.393 0.150 0.157 0.054 0.068 0.014 0.019 0.016 0.049 0.050 BSC 0.008 0.009 0.004 0.009 0_ 7_ 0.229 0.244 0.010 0.019
K C -T-
SEATING PLANE
R
X 45 _
M D
16 PL M
J
0.25 (0.010)
TB
S
A
S
DIM A B C D F G J K M P R
-A-
16 9
PC SUFFIX PLASTIC PACKAGE CASE 648-08 ISSUE R B
1
8
NOTES: 1. DIMENSIONING AND TOLERANCING PER ANSI Y14.5M, 1982. 2. CONTROLLING DIMENSION: INCH. 3. DIMENSION L TO CENTER OF LEADS WHEN FORMED PARALLEL. 4. DIMENSION B DOES NOT INCLUDE MOLD FLASH. 5. ROUNDED CORNERS OPTIONAL. DIM A B C D F G H J K L M S INCHES MIN MAX 0.740 0.770 0.250 0.270 0.145 0.175 0.015 0.021 0.040 0.70 0.100 BSC 0.050 BSC 0.008 0.015 0.110 0.130 0.295 0.305 0_ 10 _ 0.020 0.040 MILLIMETERS MIN MAX 18.80 19.55 6.35 6.85 3.69 4.44 0.39 0.53 1.02 1.77 2.54 BSC 1.27 BSC 0.21 0.38 2.80 3.30 7.50 7.74 0_ 10 _ 0.51 1.01
F S
C
L
-T- H G D
16 PL
SEATING PLANE
K
J TA
M
M
0.25 (0.010)
M
Motorola reserves the right to make changes without further notice to any products herein. Motorola makes no warranty, representation or guarantee regarding the suitability of its products for any particular purpose, nor does Motorola assume any liability arising out of the application or use of any product or circuit, and specifically disclaims any and all liability, including without limitation consequential or incidental damages. "Typical" parameters can and do vary in different applications. All operating parameters, including "Typicals" must be validated for each customer application by customer's technical experts. Motorola does not convey any license under its patent rights nor the rights of others. Motorola products are not designed, intended, or authorized for use as components in systems intended for surgical implant into the body, or other applications intended to support or sustain life, or for any other application in which the failure of the Motorola product could create a situation where personal injury or death may occur. Should Buyer purchase or use Motorola products for any such unintended or unauthorized application, Buyer shall indemnify and hold Motorola and its officers, employees, subsidiaries, affiliates, and distributors harmless against all claims, costs, damages, and expenses, and reasonable attorney fees arising out of, directly or indirectly, any claim of personal injury or death associated with such unintended or unauthorized use, even if such claim alleges that Motorola was negligent regarding the design or manufacture of the part. Motorola and are registered trademarks of Motorola, Inc. Motorola, Inc. is an Equal Opportunity/Affirmative Action Employer.
How to reach us: USA / EUROPE: Motorola Literature Distribution; P.O. Box 20912; Phoenix, Arizona 85036. 1-800-441-2447 MFAX: RMFAX0@email.sps.mot.com - TOUCHTONE (602) 244-6609 INTERNET: http://Design-NET.com
JAPAN: Nippon Motorola Ltd.; Tatsumi-SPD-JLDC, Toshikatsu Otsuki, 6F Seibu-Butsuryu-Center, 3-14-2 Tatsumi Koto-Ku, Tokyo 135, Japan. 03-3521-8315 HONG KONG: Motorola Semiconductors H.K. Ltd.; 8B Tai Ping Industrial Park, 51 Ting Kok Road, Tai Po, N.T., Hong Kong. 852-26629298
4
*AM26LS32/D*
AM26LS32/D MOTOROLA ANALOG IC DEVICE DATA


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