74LVTH16244BDGG11

74LVT16244B 74LVTH16244B 3.3 V 16-bit buffer/driver 3-state Rev. 08 22 March 2010 Product data sheet 1. General description The 74LVT16244B 74LVTH16244B is a high-performance BiCMOS product designed for V operation at 3.3 V. CC This device is a 16-bit buffer and line driver featuring non-inverting 3-state bus outputs. The device can be used as four 4-bit buffers, two 8-bit buffers, or one 16-bit buffer. 2. Features and benefits 16-bit bus interface 3-state buffers 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 JESD78B Class II exceeds 500 mA ESD protection: HBM JESD22-A114F exceeds 2000 V MM JESD22-A115-A exceeds 200 V 3. Ordering information Table 1. Ordering information Type number Package Temperature range Name Description Version 74LVT16244BDL 40 C to +85 C SSOP48 plastic shrink small outline package 48 leads SOT370-1 body width 7.5 mm 74LVTH16244BDL 74LVT16244BDGG 40 C to +85 C TSSOP48 plastic thin shrink small outline package SOT362-1 48 leads body width 6.1 mm 74LVTH16244BDGG 74LVT16244BEV 40 C to +85 C VFBGA56 plastic very thin fine-pitch ball grid array SOT702-1 package 56 balls body 4.5 7 0.65 mm 74LVT16244BBQ 40 C to +85 C HXQFN60U plastic thermal enhanced extremely thin quad SOT1134-1 flat package no leads 60 terminals UTLP 74LVTH16244BBQ based body 4 6 0.5 mm74LVT16244B 74LVTH16244B NXP Semiconductors 3.3 V 16-bit buffer/driver 3-state 4. Functional diagram 1 1A0 1Y0 3A0 3Y0 1OE EN1 47 2 36 13 48 2OE EN2 25 3OE EN3 1A1 1Y1 3A1 3Y1 46 3 35 14 24 4OE EN4 1A2 1Y2 3A2 3Y2 47 2 44 5 33 16 1A0 1 1 1Y0 46 3 1A1 1Y1 1A3 1Y3 3A3 3Y3 44 5 43 6 32 17 1A2 1Y2 43 6 1A3 1Y3 41 8 1OE 3OE 1 25 2A0 1 2 2Y0 40 9 2A1 2Y1 38 11 2A0 2Y0 4A0 4Y0 2A2 2Y2 41 8 30 19 37 12 2A3 2Y3 36 13 2A1 2Y1 4A1 4Y1 3A0 1 3 3Y0 40 9 29 20 35 14 3A1 3Y1 33 16 3A2 3Y2 2A2 2Y2 4A2 4Y2 38 11 27 22 32 17 3A3 3Y3 30 19 4A0 1 4 4Y0 2A3 2Y3 4A3 4Y3 37 12 26 23 29 20 4A1 4Y1 27 22 4A2 4Y2 2OE 4OE 26 23 48 24 4A3 4Y3 001aae506 001aae231 Pin numbers are shown for SSOP48 and TSSOP48 Pin numbers are shown for SSOP48 and TSSOP48 packages only. packages only. Fig 1. Logic symbol Fig 2. IEC logic symbol 74LVT LVTH16244B 8 All information provided in this document is subject to legal disclaimers. NXP B.V. 2010. All rights reserved. Product data sheet Rev. 08 22 March 2010 2 of 18