SL74LV245 OCTAL BUS TRANSCEIVER (3-State) By pinning SL74LV245 are compatible with SL74HC245 and SL74HCT245 series. Input voltage levels are compatible with standard CMOS levels. • Output voltage levels are compatible with input levels of CMOS, NMOS and TTL ICS N SUFFIX • Supply voltage range: 2.0 to 3.2 V PLASTIC • Low input current: 1.0 µÀ; 0.1 µÀ at Ò = 25 °Ñ • Output current 8 mÀ • Latch current value: not less 150 mÀ at Ò = 125 °Ñ 20 • ESD acceptable values: not less than 2000 V as per HBM and 1 D SUFFIX not less 200 V as per ÌÌ SOIC • 20 1 ORDERING INFORMATION SL74LV245N Plastic DIP SL74LV245D SOIC TA = -40° to 125° C for all packages BLOCK DIAGRAM DIR 01 OE 02 03 04 05 06 07 08 09 A0 DIR B0 A1 B1 A2 18 17 01 20 VCC A0 02 19 OE A1 03 18 B0 A2 04 17 B1 16 B2 A4 06 15 B3 A5 07 14 B4 A6 08 13 B5 A7 09 12 B6 GND 10 11 B7 A3 05 B2 A3 B3 A4 B4 A5 B5 A6 B6 A7 B7 Pin 20=VCC Pin 10 = GND SLS PIN ASSIGNMENT 19 System Logic Semiconductor 16 15 14 245 13 FUNCTION TABLE 12 11 Inputs Inputs/Outputs OE DIR À  L L A=B input L H input B=A H X Z Z SL74LV245 ABSOLUTE MAXIMUM RATINGS* Symbol VCC Parameter Supply voltage Rating Unit -0.5 to +5.0 V 1 Input diode current ±20 mÀ 2 IOK * Output diode current ±50 mÀ IO *3 Output source or sink current ±35 mÀ ICC VCC current ±70 mÀ IGND GND current ±70 mÀ PD Power dissipation per package: Plastic DIP *4 SOIC *4 750 500 IIK * Tstg mW Storage temperature range °C -65 to +150 * In absolute maximum ratings modes functioning is not guaranteed. Vpon lifting the absolute maximum ratings functioning is guaranteed at the recommended operating conditions. *1 Provided VI < -0.5 V or VI > VCC + 0.5 V. *2 Provided VO < -0.5 V or VO > VCC + 0.5 V. *3 Provided -0.5 V < VO < VCC + 0.5 V. *4 When operating in the temperature range of 70°Ñ to 125°C power dissipation value decreases: - for Plastic DIP by 12 mW/°C - for SOIC by 8 mW/°C RECOMMENDED OPERATING CONDITIONS Symbol Parameter Min Max Unit 1.2 3.6 V VCC Supply voltage VIN Input voltage 0 VCC V Output voltage 0 VCC V -40 125 °C 0 1000 700 500 400 ns VOUT TA tLH, tHL Operating ambient temperature range. For all package types Input rise and fall times VCC =1.2 V VCC =2.0 V VCC =3.0 V VCC =3.6 V SLS System Logic Semiconductor SL74LV245 DC CHARACTERISTICS Symbol Parameter Test VCC, conditions V 25°C -40°C to 85°C 125°C Unit min max min max min max 1.2 2.0 3.0 3.6 0.9 1.4 2.1 2.5 - 0.9 1.4 2.1 2.5 - 0.9 1.4 2.1 2.5 - V VIH HIGH level input voltage VIL LOW level output VO =0.1 V voltage 1.2 2.0 3.0 3.6 - 0.3 0.6 0.9 1.1 - 0.3 0.6 0.9 1.1 - 0.3 0.6 0.9 1.1 V VOH HIGH level output VI = VIH or VIL voltage IO = -50 µÀ 1.2 2.0 3.0 3.6 1.1 1.92 2.92 3.52 - 1.0 1.9 2.9 3.5 - 1.0 1.9 2.9 3.5 - V VI = VIH or VIL IO = -8 mÀ 3.0 2.48 - 2.34 - 2.20 - V LOW level output VI = VIH or VIL voltage IO = 50 µÀ 1.2 2.0 3.0 3.6 - 0.09 0.09 0.09 0.09 - 0.1 0.1 0.1 0.09 - 0.1 0.1 0.1 0.09 V VI = VIH or VIL IO = 8 mÀ 3.0 - 0.33 - 0.4 - 0.5 V VI = VCC or 0 V 3.6 - ±0.1 - ±1.0 - ±1.0 µÀ IOZ OFF-state current 3-state outputs VI = VIL or VIH VO =VCC or 0 V 3.6 - ±0.5 - ±5 - ±10 µÀ ICC Supply current 3.6 - 8.0 - 80 - 160 µÀ SLS System Logic Semiconductor VOL II Input current VO = VCC-0.1 V Limits VI =VCC or 0 V IO = 0 µÀ SL74LV245 AC CHARACTERISTICS(CL=50 pF, tLH = tHL = 6.0 ns) Symbol Parameter Test VCC, conditions V Limits 25°C -40°C to 85°C min max min 125°C max min max Unit tPHL, tPLH Propagation from An to delay Bn, from Bn to An Figure 1 1.2 2.0 3.0 - 100 23 14 - 125 28 18 - 140 34 21 ns tPHZ tPLZ 3-state output from OE, DIR enable time to An, Bn Figure 2 1.2 2.0 3.0 - 120 30 20 - 140 37 24 - 160 43 28 ns tPZH tPZL from OE to An, Bn 3-state output disable time Figure 2 1.2 2.0 3.0 - 120 28 17 - 140 35 21 - 160 43 26 tTHL, tTLH HIGH-to-LOW and LOW-to HIGH transition time Figure 1 1.2 2.0 3.0 - 60 15 10 - 75 20 13 - 90 24 15 CI Input capacitance For inputs 01,19 3.0 - 7 - - - - CI/Î Input capacitance For inputs/ outputs 02-09, 11-18 3.0 - 20 - - - - CPD Power VI = 0 V or dissipation VCC capacitance (per one channel) 3.0 - 50 - - - - SLS pF System Logic Semiconductor SL74LV245 tLH tHL 0.9 0.9 An, Bn V1 VCC V1 0.1 GND 0.1 tPLH tPHL 0.9 0.9 V1 Bn, An V1 0.1 tTHL tTLH 0.1 0V B V1 = 0.5V CC Figure 1 -Time diagram of AC parameters control tPLH, tPHL. OE, DIR tHL tLH 0.9 0.9 V1 VCC V1 0.1 tPZH V1 An, Bn GND 0.1 0.9 VOH tPHZ 0V B tPLZ An, Bn VCC V1 tPZL 0.1 VOL V1 = 0.5V CC Figure 2 - Time diagram of tPLZ, tPHZ, tPZL, tPZH. AC parameters control SLS System Logic Semiconductor SL74LV245 2.3mm 18 17 16 15 14 13 19 12 11 1.99 mm On-chip marking 74LV245 10 1 9 2 3 4 5 6 7 8 Drawing of the chip Pads allocation Table Pad number 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 coordinates (counted from lower left corner), mm X Y 0.140 0.573 0.140 0.315 0.370 0.140 0.790 0.140 1.000 0.140 1.200 0.140 1.417 0.140 1.833 0.140 2.060 0.354 2.060 0.760 2.060 1.340 2.060 1.520 1.833 1.750 1.415 1.750 1.000 1.750 0.790 1.750 0.580 1.750 0.370 1.750 Pad size, mm 0.108 x 0.108 0.108 x 0.108 0.108 x 0.108 0.108 x 0.108 0.108 x 0.108 0.108 x 0.108 0.108 x 0.108 0.108 x 0.108 0.108 x 0.108 0.108 x 0.108 0.108 x 0.108 0.108 x 0.108 0.108 x 0.108 0.108 x 0.108 0.108 x 0.108 0.108 x 0.108 0.108 x 0.108 0.108 x 0.108 SLS System Logic Semiconductor SL74LV245 19 20 SLS 0.140 0.140 System Logic Semiconductor 1.544 1.375 0.108 x 0.108 0.108 x 0.108