HI-8588PDIF-10

HI-8588-10 July 2006 ARINC 429 LINE RECEIVER PIN CONFIGURATION VCC - 1 TESTA - 2 RINB - 3 RINA - 4 8 - TESTB 7 - ROUTB 6 - ROUTA 5 - GND DESCRIPTION The HI-8588-10 ARINC 429 bus interface receiver is similar to the HI-8588 with the exception that it allows an external 10 Kohm resistor in series with each ARINC input without affecting the ARINC input thresholds. The product is especially useful in applications where lightning protection circuitry is also required. In addition, the test inputs force both of the outputs to zero instead of open circuit. The analog/digital CMOS product requires only a 5 volt supply and is available in a 8-pin SOIC package. Each side of the ARINC bus must be connected through a 10 Kohm series resistor in order for the chip to detect the correct ARINC levels. The typical 10 volt differential signal is translated and input to a window comparator and latch. The comparator levels are set so that with the external 10 Kohm resistors they are just below the standard 6.5 volt minimum ARINC data threshold and just above the standard 2.5 volt maximum ARINC null threshold. The TESTA and TESTB inputs bypass the analog inputs for testing purposes. Also if TESTA and TESTB are both taken high, the digital outputs are forced to zero. See Holt Application Note AN-300 for more information on lightning protection. HI-8588PSI-10, HI-8588PST-10 & HI-8588PSM-10 8 - PIN PLASTIC NARROW BODY SOIC SUPPLY VOLTAGES vcc = 5.0V ± 5% FUNCTION TABLE RECEIVER RINA -1.25V to 1.25V -3.25V to -6.5V 3.25V to 6.5V X X X RINB -1.25V to 1.25V 3.25V to 6.5V -3.25V to -6.5V X X X TESTA 0 0 0 0 1 1 TESTB 0 0 0 1 0 1 ROUTA ROUTB 0 0 1 0 1 0 0 1 0 1 0 0 FEATURES ! ! ! ! ! ! ARINC 429 line receiver interface in a small outline package Lightning protection simplified with the ability to add 10 Kohm external series resistors Receiver input hystersis at least 2 volts PIN PIN DESCRIPTION TABLE SYMBOL VCC TESTA RINB RINA GND ROUTA ROUTB TESTB FUNCTION SUPPLY LOGIC INPUT ARINC INPUT ARINC INPUT POWER LOGIC OUTPUT LOGIC OUTPUT LOGIC INPUT CMOS RECEIVER B INPUT RECEIVER A INPUT GROUND RECEIVER CMOS OUTPUT A RECEIVER CMOS OUTPUT B CMOS DESCRIPTION 5 VOLT SUPPLY 1 2 3 4 5 6 7 8 Test inputs bypass analog inputs and force digital outputs to an one, zero or null state Plastic and ceramic package options surface mount and DIP Mil processing available (DS8588-10, Rev. C) HOLT INTEGRATED CIRCUITS www.holtic.com 07/06 HI-8588-10 FUNCTIONAL DESCRIPTION RECEIVER Figure 1 shows the general architecture of the ARINC 429 receiver. The receiver operates off the VCC supply only. The inputs RINA and RINB each require 35KW of resistance of which 25KW is internal to the chip. The series resistance is connected to level translators whose resistance to Ground is typically 10KW. In order for the voltage translation not to be adversely affected, an external 10KW series resister must be added to each ARINC input. The HI-8588-10 device is typically chosen for applications where external series resistors are required in its lightning protection circuitry. After level translation, the inputs are buffered and become inputs to a differential amplifier. The amplitude of the differential signal is compared to levels derived from a divider between VCC and Ground. The nominal settings correspond to a One/Zero amplitude of 6.0V and a Null amplitude of 3.3V. The status of the ARINC receiver input is latched. A Null input resets the latches and a One or Zero input sets the latches. The logic at the output is controlled by the test signal which is generated by the logical OR of the TESTA and TESTB pins. Unlike the HI-8588, if TESTA and TESTB are both One, the HI-8588-10 outputs are pulled low instead of being tri-stated. This allows the digital outputs of a transmitter to be connected to the test inputs through control logic for self-test purposes. ONE S R Q LATCH TEST ROUTA TESTA TESTB RINA RINB ESD PROTECTION AND TRANSLATION NULL TEST ZERO S R Q LATCH ROUTB TESTA TESTB NULL FIGURE 1 - RECEIVER BLOCK DIAGRAM 5V 1 HARDWIRE OR DRIVE FROM LOGIC { 10KW 10KW 2 8 4 3 VCC TESTA TESTB ROUTA ROUTB 6 7 RXD1 RXD0 APPLICATION INFORMATION Figure 2 shows a possible application of the HI-8588-10 interfacing an ARINC receive channel to the HI-6010 which in turn interfaces to an 8-bit bus. HI-8588-10 RINA RINB GND ARINC Channel HI-6010 5 15V 1 6 ARINC Channel SLP1.5 TXAOUT V+ TX1IN TX0IN V- 8 BIT BUS 8 3 2 TXD1 TXD0 7 HI-8586 TXBOUT GND 4 5 -15V FIGURE 2 - APPLICATION DIAGRAM HOLT INTEGRATED CIRCUITS 2 HI-8588-10 ABSOLUTE MAXIMUM RATINGS Voltages referenced to Ground Supply voltages VCC...................................................7V ARINC input - pins 3 & 4 Voltage at either pin......+29V to -29V DC current per input pin................ ±10mA Power dissipation at 25°C plastic DIP............0.7W ceramic DIP..........0.5W Solder Temperature ........275°C for 10 sec Storage Temperature........-65°C to +150°C NOTE: Stresses above absolute maximum ratings or outside recommended operating conditions may cause permanent damage to the device. These are stress ratings only. Operation at the limits is not recommended. Supply Voltages VCC........................................5V ± 5% Temperature Range Industrial Screening........-40°C to +85°C Hi-Temp Screening.......-55°C to +125°C Military Screening.........-55°C to +125°C RECOMMENDED OPERATING CONDITIONS DC ELECTRICAL CHARACTERISTICS OPERATING TEMPERATURE RANGE, VCC = 5.0V UNLESS OTHERWISE STATED PARAMETERS ARINC input voltage one or zero null common mode logic input voltage high low ARINC input resistance RINA to RINB RINA or RINB to Gnd or VCC logic input current source sink logic output drive current one zero Current drain operating SYMBOL TEST CONDITIONS diff. volt. thru 10KW, pins 3 & 4 " " " with respect to Ground MIN TYP MAX UNITS V DIN V NIN VCOM V IH V IL R DIFF R SUP I IH I IL I OH I OL I CC1 6.5 - 10 - 13 2.5 5.0 volts volts volts 3.5 supplies floating & series 10KW " V IN = 0 V V IN = 5 V V = 4.6V OH VOL = 0.4V pins 2, 8 = 0V; pins 3, 4 open " " - 1.5 volts volts 30 19 75 40 - Kohm Kohm mA mA - - 0.1 0.1 3.6 -1.6 5.6 -0.8 - mA mA - 2.3 6.3 mA HOLT INTEGRATED CIRCUITS 3 HI-8588-10 AC ELECTRICAL CHARACTERISTICS OPERATING TEMPERATURE RANGE, VCC = 5.0V UNLESS OTHERWISE STATED PARAMETERS Receiver propagation delay Output high to low Output low to high Receiver output transition times Output high to low Output low to high Input capacitance (1) ARINC differential ARINC single ended to Ground Logic Notes: 1. Guaranteed but not tested SYMBOL TEST CONDITIONS defined in Figure 3, C L= 50pF t phlr t plhr t fr t rr CAD CAS C IN MIN TYP MAX UNITS - 600 600 - ns ns - 50 50 5 - 80 80 10 10 10 ns ns pF pF pF VDIFF pin 4 - pin 3 t plhr t phlr 90% 10V 0V -10V t rr pin 6 t plhr 10% 5V 0V t fr t phlr pin 7 FIGURE 3 - RECEIVER TIMING 5V 0V ORDERING INFORMATION HI - 8588 xx x x - 10 PART NUMBER LEAD FINISH Blank F PART NUMBER Tin / Lead (Sn / Pb) Solder 100% Matte Tin (Pb-free, RoHS compliant) TEMPERATURE RANGE FLOW BURN IN I T M PART NUMBER -40°C TO +85°C -55°C TO +125°C -55°C TO +125°C PACKAGE DESCRIPTION I T M NO NO YES PD PS CR 8 PIN PLASTIC DIP (not available with “M” flow) 8 PIN PLASTIC NARROW BODY SOIC 8 PIN CERDIP (not available Pb-free) HOLT INTEGRATED CIRCUITS 4 HI-8588-10 PACKAGE DIMENSIONS inches (millimeters) 8-PIN PLASTIC DIP Package Type: 8P .385 ± .015 (4.699 ±.381) .250 ± .010 (6.350 ±.254) .100 ± .010 (3.540 ±.254) .300 ±.010 (7.620 ±.254) .025 ± .010 (.635 ± .254) .0115 ± .0035 (.292 ±.089) .055 ± .010 (1.397 ±.254) .335 ± .035 (8.509 ±.889) 7° TYP. .135 ± .015 (3.429 ±.381) .1375 ± .0125 (3.493 ±.318) .019 ±.002 (.483 ±.102) 8-PIN PLASTIC SMALL OUTLINE (SOIC) - NB (Narrow Body) .1935 ± .0035 (4.915 ± .085) Package Type: 8HN .0086 ± .0012 (.2184 ± .0305) .236 ± .008 (5.994 ± .203) PIN 1 .1535 ± .0035 (3.90 ± .09) .0165 ± .0035 (.4191 ± .0889) Detail A .055 ± .005 (1.397 ± .127) 0° to 8 ° .050 ± .010 (1.27 ± .254) .033 ± .017 (.8382 ± .4318) .0069 ± .0029 (.1753 ± .0737) Detail A HOLT INTEGRATED CIRCUITS 5 HI-8588-10 PACKAGE DIMENSIONS inches (millimeters) 8-PIN CERDIP Package Type: 8D .380 ±.004 (9.652 ±.102) .005 MIN. (.127 MIN.) .248 ±.003 (6.299 ±.076) .039 ±.006 (.991 ±.154) .100 ±.008 (2.540 ±.203) .015 MIN. (.381 MIN.) .314 ± .003 (7.976 ±.076) .200 MAX. (5.080 MAX.) .163 ±.037 (4.140 ±.940) Base Plane Seating Plane .056 ±.006 (1.422 ±.152) .018 ±.006 (.457 ±.152) .350 ±.030 (8.890 ±.762) .010 ±.006 (.254 ±.152`) HOLT INTEGRATED CIRCUITS 6