ACS245MS Radiation Hardened Octal Non-Inverting Bidirectional Bus Transceiver January 1996 Features Pinouts • Devices QML Qualified in Accordance with MIL-PRF-38535 • Detailed Electrical and Screening Requirements are Contained in SMD# 5962-96707 and Intersil’ QM Plan 20 PIN CERAMIC DUAL-IN-LINE, MIL-STD-1835 DESIGNATOR CDIP2-T20, LEAD FINISH C TOP VIEW • 1.25 Micron Radiation Hardened SOS CMOS • Total Dose . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . >300K RAD (Si) • Single Event Upset (SEU) Immunity: <1 x 10-10 Errors/Bit/Day (Typ) • SEU LET Threshold . . . . . . . . . . . . . . . . . . . . . . . >100 MEV-cm2/mg • Dose Rate Upset . . . . . . . . . . . . . . . . >1011 RAD (Si)/s, 20ns Pulse • Dose Rate Survivability . . . . . . . . . . . >1012 RAD (Si)/s, 20ns Pulse • Latch-Up Free Under Any Conditions DIR 1 A0 2 19 OE A1 3 18 B0 A2 4 17 B1 A3 5 16 B2 A4 6 15 B3 A5 7 14 B4 A6 8 13 B5 A7 9 12 B6 GND 10 11 B7 20 VCC • Military Temperature Range . . . . . . . . . . . . . . . . . . -55oC to +125oC • Significant Power Reduction Compared to ALSTTL Logic 20 PIN CERAMIC FLATPACK, MIL-STD-1835 DESIGNATOR CDFP4-F20, LEAD FINISH C TOP VIEW • DC Operating Voltage Range . . . . . . . . . . . . . . . . . . . . 4.5V to 5.5V • Input Logic Levels - VIL = 30% of VCC Max - VIH = 70% of VCC Min 1 20 A0 2 19 OE A1 3 18 B0 A2 4 17 B1 A3 5 16 B2 A4 6 15 B3 A5 7 14 B4 A6 8 13 B5 A7 9 12 B6 10 11 B7 • Input Current ≤ 1µA at VOL, VOH • Fast Propagation Delay . . . . . . . . . . . . . . . . 15ns (Max), 10ns (Typ) Description The Intersil ACS245MS is a Radiation Hardened octal non-inverting bidirectional bus transceiver intended for two-way asynchronous communication between data busses. VCC DIR GND The ACS245MS utilizes advanced CMOS/SOS technology to achieve high-speed operation. This device is a member of radiation hardened, high-speed, CMOS/SOS Logic Family. The ACS245MS is supplied in a 20 lead Ceramic Flatpack (K suffix) or a Dual-In-Line Ceramic Package (D suffix). Ordering Information PART NUMBER TEMPERATURE RANGE SCREENING LEVEL PACKAGE 5962F9670701VRC -55oC to +125oC MIL-PRF-38535 Class V 20 Lead SBDIP 5962F9670701VXC -55oC to +125oC MIL-PRF-38535 Class V 20 Lead Ceramic Flatpack ACS245D/Sample 25oC Sample 20 Lead SBDIP ACS245K/Sample 25oC Sample 20 Lead Ceramic Flatpack ACS245HMSR 25oC Die Die CAUTION: These devices are sensitive to electrostatic discharge; follow proper IC Handling Procedures. http://www.intersil.com or 407-727-9207 | Copyright © Intersil Corporation 1999 1 Spec Number File Number 518780 3198.1 ACS245MS Functional Diagram NOTE: (1 of 8) P N A B P N OE DIR TRUTH TABLE INPUTS OE DIR OPERATION L L B Data to A Bus L H A Data to B Bus H X Isolation NOTE: H = High Voltage Level, L = Low Voltage Level, X = Immaterial All Intersil semiconductor products are manufactured, assembled and tested under ISO9000 quality systems certification. Intersil products are sold by description only. Intersil Corporation reserves the right to make changes in circuit design and/or specifications at any time without notice. Accordingly, the reader is cautioned to verify that data sheets are current before placing orders. Information furnished by Intersil is believed to be accurate and reliable. However, no responsibility is assumed by Intersil or its subsidiaries for its use; nor for any infringements of patents or other rights of third parties which may result from its use. No license is granted by implication or otherwise under any patent or patent rights of Intersil or its subsidiaries. For information regarding Intersil Corporation and its products, see web site http://www.intersil.com Spec Number 2 518780 ACS245MS Die Characteristics DIE DIMENSIONS: 96 mils x 117 mils 2.44mm x 2.97mm METALLIZATION: Type: AlSi Metal 1 Thickness: 7.125kÅ ±1.125kÅ Metal 2 Thickness: 9kÅ ±1kÅ GLASSIVATION: Type: SiO2 Thickness: 8kÅ ±1kÅ WORST CASE CURRENT DENSITY: < 2.0 x 105A/cm2 BOND PAD SIZE: 110µm x 110µm 4.4 mils x 4.4 mils Metallization Mask Layout ACS245MS DIR (1) A0 (2) VCC (20) VCC (20) OE (19) A1 (3) (18) B0 A2 (4) (17) B1 A3 (5) (16) B2 A4 (6) (15) B3 A5 (7) (14) B4 A6 (8) (13) B5 (9) A7 (10) GND (10) GND (11) B7 (12) B6 Spec Number 3 518780