MICROCIRCUIT DATA SHEET Original Creation Date: 07/01/96 Last Update Date: 03/31/97 Last Major Revision Date: 01/31/97 MN54AC520-X REV 2A0 8 - Bit Identity Comparator General Description The AC520 is an expandable 8-bit comparator. It compares two words of up to eight bits each and provides a LOW output when the two words match bit for bit. The expansion input IA=B also serves as an active LOW enable input. Industry Part Number NS Part Numbers 54AC520 54AC520DMQB 54AC520FMQB 54AC520LMQB Prime Die Z520 Processing Subgrp Description MIL-STD-883, Method 5004 1 2 3 4 5 6 7 8A 8B 9 10 11 Quality Conformance Inspection MIL-STD-883 5005 1 Static tests at Static tests at Static tests at Dynamic tests at Dynamic tests at Dynamic tests at Functional tests at Functional tests at Functional tests at Switching tests at Switching tests at Switching tests at Temp ( oC) +25 +125 -55 +25 +125 -55 +25 +125 -55 +25 +125 -55 MICROCIRCUIT DATA SHEET MN54AC520-X REV 2A0 Features - Compares two 8-bit words in 6.5 ns typ Expandable to any work length 20-pin package Outputs source/sink 24 mA 2 MICROCIRCUIT DATA SHEET MN54AC520-X REV 2A0 (Absolute Maximum Ratings) (Note 1) Supply Voltage (Vcc) -0.5V to +7.0V DC Input Vi = Vi = DC Input Diode Current (Iik) -0.5V Vcc +0.5V Voltage (Vi) -20 mA +20 mA -0.5V to Vcc +0.5V DC Output Diode Current (Iok) Vo = -0.5V Vo =Vcc +0.5V DC Output Voltage (Vo) -20 mA +20 mA -0.5V to Vcc +0.5V DC Output Source or Sink Current (Io) +50 mA DC Vcc or Ground Current per Output Pin (Icc or Ignd) +50 mA Storage Temperature (Tstg) -65 C to +150 C Junction Temperature (Tj) CDIP Note 1: 175 C Absolute maximum ratings are those values beyond which damage to the device may occur. The databook specifications should be met, without exception, to ensure that the system design is reliable over its power supply, temperature, and output/input loading variables. National does not recommend operation of FACT TM circuits outside databook specifications. Recommended Operating Conditions Supply Voltage (Vcc) 2.0V to 6.0V Input Voltage (Vi) 0V to Vcc Output Voltage (Vo) 0V to Vcc Operating Temperature (Ta) -55 C to +125 C Minimum Input Edge Rate (Delta V/Delta t) AC Devices Vin from 30% to 70% of Vcc Vcc @ 3.0V, 4.5V, 5.5V 125 mV/ns 3 MICROCIRCUIT DATA SHEET MN54AC520-X REV 2A0 Electrical Characteristics DC PARAMETERS (The following conditions apply to all the following parameters, unless otherwise specified.) DC: VCC 3.0V to 5.5V, Temp. Range: -55c to 125C. NOTE: --55C TEMPERATURE, SUBGROUP 3 IS GUARANTEED BUT NOT TESTED. SYMBOL IIH IIL PARAMETER High Level Input Current Low Level Input Current CONDITIONS NOTES VCC=5.5V, An, Bn = 5.5V VCC=5.5V, An, Bn = 0.0V PINNAME MIN MAX UNIT SUBGROUPS 1, 2 An INPUTS 0.1 uA 1 1, 2 An INPUTS 1.0 uA 2, 3 1, 2 An INPUTS -0.1 uA 1 1, 2 An INPUTS -1.0 uA 2, 3 IIH2 High Level Input Current VCC=5.5V, An, Bn = 0.0V 1, 2 Bn INPUTS 20.0 uA 1, 2, 3 IIL2 High Level Input Current VCC=5.5V, An, Bn = 0.0V 1, 2 Bn INPUTS -0.6 mA 1 1, 2 Bn INPUTS -1.5 mA 2, 3 VCC=3.0V, VIH=2.1V, VIL=0.9V, IOL=50.0uA 1, 2 OUTPUTS .10 V 1, 2, 3 VCC=5.5V, VIH=3.85V, VIL=1.65V, IOL=50.0uA 1, 2 OUTPUTS .10 V 1, 2, 3 VCC=3.0V, VIH=2.1V, VIL=0.9V, IOL=12.0mA 1, 2 OUTPUTS .36 V 1 1, 2 OUTPUTS .50 V 2, 3 1, 2 OUTPUTS .36 V 1 1, 2 OUTPUTS .50 V 2, 3 1, 2 OUTPUTS .36 V 1 1, 2 OUTPUTS .50 V 2, 3 VCC=4.5V, VIH=3.15V, VIL=1.35V, IOL=50.0uA 1, 2 OUTPUTS .10 V 1, 2, 3 VCC=5.5V, VIH=3.85V, VIL=1.65V, IOL=50.0mA 1, OUTPUTS 2, 5 1.65 V 1, 2, 3 VOL Low Level Output Voltage VCC=4.5V, VIH=3.15V, VIL=1.35V, IOL=24.0mA VCC=5.5V, VIH=3.85V, VIL=1.65V, IOL=24.0mA VIOL Dynamic Output Current LOW 4 MICROCIRCUIT DATA SHEET MN54AC520-X REV 2A0 Electrical Characteristics DC PARAMETERS(Continued) (The following conditions apply to all the following parameters, unless otherwise specified.) DC: VCC 3.0V to 5.5V, Temp. Range: -55c to 125C. NOTE: --55C TEMPERATURE, SUBGROUP 3 IS GUARANTEED BUT NOT TESTED. SYMBOL VOH PARAMETER High Level Output Voltage CONDITIONS NOTES PINNAME MIN MAX UNIT SUBGROUPS VCC=3.0V, VIH=2.1V, VIL=0.9V, IOH=-50.0uA 1, 2 OUTPUTS 2.90 V 1, 2, 3 VCC=4.5V, VIH=3.15V, VIL=1.35V, IOH=-50.0uA 1, 2 OUTPUTS 4.40 V 1, 2, 3 VCC=5.5V, VIH=3.85V, VIL=1.65V, IOH=-50.0uA 1, 2 OUTPUTS 5.40 V 1, 2, 3 VCC=3.0V, VIL=0.9V, VIH=2.1V, IOH=-12.0mA 1, 2 OUTPUTS 2.56 V 1 1, 2 OUTPUTS 2.40 V 2, 3 1, 2 OUTPUTS 3.86 V 1 1, 2 OUTPUTS 3.70 V 2, 3 1, 2 OUTPUTS 4.86 V 1 1, 2 OUTPUTS 4.70 V 2, 3 V 1, 2, 3 VCC=4.5V, VIL=1.35V, VIH=3.15V, IOH=-24.0mA VCC=5.5V, VIL=1.65V, VIH=3.85V, IOH=-24.0mA VIOH Dynamic Output Current HIGH VCC=5.5V, VIH=3.85V, VINH=5.5V, VIL=1.65V, IOH=-50.0mA 1, OUTPUTS 3.85 2, 5 ICCH Supply Current Outputs HIGH VCC=5.5V 1, 2 VCC 4.0 uA 1 1, 2 VCC 80 uA 2, 3 1, 2 VCC 4.0 uA 1 1, 2 VCC 80 UA 2, 3 ICCL Supply Current Outputs LOW VCC=5.5V 5 MICROCIRCUIT DATA SHEET MN54AC520-X REV 2A0 Electrical Characteristics AC PARAMETERS (The following conditions apply to all the following parameters, unless otherwise specified.) AC: CL=50pf, RL=500 OHMS, TR=3.0ns, TF=3.0ns, Temp Range: -55C to 125C. NOTE: -55C TEMPERATURE, SUBGROUP 11 IS GUARANTEED BUT NOT TESTED. SYMBOL tpLH(1) tpHL(1) tpLH(2) tpHL(2) tpLH(3) tpHL(3) tpLH(4) tpHL(4) PARAMETER Propagation Delay Propagation Delay Propagation Delay Propagation Delay Propagation Delay Propagation Delay Propagation Delay Propagation Delay Note 1: Note 2: CONDITIONS NOTES VCC=3.0V VCC=3.0V VCC=3.0V VCC=3.0V VCC=4.5V VCC=4.5V VCC=4.5V VCC=4.5V PINNAME MIN MAX UNIT 3, An or 4, 7 Bn to OA=B 1.0 11.5 ns 9 3, An or 4, 7 Bn to OA=B 1.0 14.0 ns 10, 11 3, An or 4, 7 Bn to OA=B 1.0 12.5 ns 9 3, An or 4, 7 Bn to OA=B 1.0 15.0 ns 10, 11 3, IA=B to 1.0 4, 7 OA=B 8.5 ns 9 3, IA=B to 1.0 4, 7 OA=B 10.0 ns 10, 11 3, IA=B to 1.0 4, 7 OA=B 8.5 ns 9 3, IA=B to 1.0 4, 7 OA=B 10.5 ns 10, 11 3, An or 4, 7 Bn to OA=B 1.5 9.0 ns 9 3, An or 4, 7 Bn to OA=B 1.5 10.5 ns 10, 11 3, An or 4, 7 Bn to OA=B 1.5 9.0 ns 9 3, An or 4, 7 Bn to OA=B 1.5 11.0 ns 10, 11 3, IA=B to 1.5 4, 7 OA=B 6.5 ns 9 3, IA=B to 1.5 4, 7 OA=B 7.5 ns 10, 11 3, IA=B to 1.5 4, 7 OA=B 6.5 ns 9 3, IA=B to 1.5 4, 7 OA=B 8.0 ns 10, 11 SCREEN TESTED 100% ON EACH DEVICE AT +25C & +125C TEMPERATURE, SUBGROUPS 1, 2, 7, & 8. SAMPLE TESTED (METHOD 5005, TABLE 1) ON EACH MFG. LOT AT +25C & +125C TEMPERATURE, SUBGROUPS A1, 2, 7, & 8. 6 SUBGROUPS MICROCIRCUIT DATA SHEET MN54AC520-X REV 2A0 (Continued) Note 3: Note 4: Note 5: Note 6: Note 7: SCREEN TESTED 100% ON EACH DEVICE AT +25C TEMPERATURE ONLY SUBGROUP A9. SAMPLE TESTED (METHOD 5005, TABLE 1) ON EACH MFG. LOT AT +25C & +125C TEMPERATURE, SUBGROUPS A9 & 10. TRANSMISSION LINE DRIVING TEST, GUARDBAND LIMITS SET FOR +25C, 2 MSEC DURATION MAX. NOT TESTED AT +125C & -55C TEMPERATURE (DESIGN CHARACTERIZATION DATA). +25C & +125C MIN LIMITS GUARANTEED FOR 5.5V BY GUARDBANDING 4.5V MIN. LIMITS. 7