74LVT244BPW,118 Nexperia

74LVT244B; 74LVTH244B 3.3 V octal buffer/line driver; 3-state Rev. 4 14 June 2017 Product data sheet 1 General description The 74LVT244B; 74LVTH244B is a high-performance BiCMOS product designed for V CC operation at 3.3 V. This device is an octal buffer that is ideal for driving bus lines. The device features two output enable inputs (1OE and 2OE), each controlling four of the 3-state outputs. 2 Features and benefits Octal bus interface 3-state buffers Speed upgrade of 74LVT244A Output capability: +64 mA and -32 mA TTL input and output switching levels Input and output interface capability to systems at 5 V supply Bus hold data inputs eliminate need for external pull-up resistors to hold unused inputs Power-up 3-state Live insertion and extraction permitted No bus current loading when output is tied to 5 V bus Latch-up protection: JESD78: exceeds 500 mA ESD protection: HBM EIA/JESD22-A114-C exceeds 2000 V MM EIA/JESD22-A115-A 200 V 3 Ordering information Table 1. Ordering information Type number Package Temperature Name Description Version range 74LVT244BD -40 C to +85 C SO20 plastic small outline package; 20 leads; SOT163-1 body width 7.5 mm 74LVTH244BD 74LVT244BDB -40 C to +85 C SSOP20 plastic shrink small outline package; 20 leads; SOT339-1 body width 5.3 mm 74LVTH244BDB 74LVT244BPW -40 C to +85 C TSSOP20 plastic thin shrink small outline package; 20 leads; SOT360-1 body width 4.4 mm 74LVTH244BPWNexperia 74LVT244B; 74LVTH244B 3.3 V octal buffer/line driver; 3-state 4 Functional diagram 1A0 1Y0 2 18 1A1 1Y1 4 16 1A2 1Y2 6 14 1A3 1Y3 8 12 1 EN 1OE 1 2 18 4 16 2A0 2Y0 11 9 6 14 8 12 2A1 2Y1 13 7 19 EN 2A2 2Y2 15 5 9 11 2Y3 2A3 17 3 13 7 5 15 2OE 19 3 17 mna825 mna826 Figure 1. Logic symbol Figure 2. IEC logic symbol 74LVT_LVTH244B All information provided in this document is subject to legal disclaimers. Nexperia B.V. 2017. All rights reserved. Product data sheet Rev. 4 14 June 2017 2 / 15