74lvt16646a NXP Semiconductors, 74lvt16646a Datasheet

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74lvt16646a

Manufacturer Part Number
74lvt16646a
Description
3.3v Abt 16-bit Bus Transceiver 3-state
Manufacturer
NXP Semiconductors
Datasheet
1. General description
2. Features
The 74LVT16646A is a high-performance BiCMOS product designed for V
3.3 V. This device is a 16-bit transceiver featuring non-inverting 3-state bus compatible
outputs in both send and receive directions. The control function implementation
minimizes external timing requirements. The device features an output enable (OE) input
for easy cascading and a direction (DIR) input for direction control.
Data on bus A or bus B is clocked into the registers on the LOW-to-HIGH transition of the
appropriate clock (CPAB or CPBA). The select control (SAB and SBA) inputs can
multiplex stored and real-time (transparent mode data).
74LVT16646A
3.3 V 16-bit bus transceiver; 3-state
Rev. 03 — 12 January 2005
16-bit universal bus interface
3-state buffers
Output capability: from +64 mA to 32 mA
TTL input and output switching levels
Input and output interface capability to systems at 5 V supply
Bus-hold data inputs eliminate the need for external pull-up resistors to hold unused
inputs
Live insertion and extraction permitted
No bus-current loading when output is tied to 5 V bus
Power-up reset
Power-up 3-state
Latch-up protection exceeds 500 mA per JESD78
ESD protection:
MIL STD 883 Method 3 015: exceeds 2000 V
Machine model: exceeds 200 V
Product data sheet
CC
operation at

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74lvt16646a Summary of contents

Page 1

... V 16-bit bus transceiver; 3-state Rev. 03 — 12 January 2005 1. General description The 74LVT16646A is a high-performance BiCMOS product designed for V 3.3 V. This device is a 16-bit transceiver featuring non-inverting 3-state bus compatible outputs in both send and receive directions. The control function implementation minimizes external timing requirements. The device features an output enable (OE) input for easy cascading and a direction (DIR) input for direction control ...

Page 2

... V or 3.0 V; outputs disabled I 3.6 V; outputs disabled CC Description TSSOP56 plastic thin shrink small outline package; 56 leads; body width 6.1 mm SSOP56 plastic shrink small outline package; 56 leads; body width 7.5 mm Rev. 03 — 12 January 2005 74LVT16646A 3.3 V 16-bit bus transceiver; 3-state Min Typ Max Unit - 1 ...

Page 3

... Rev. 03 — 12 January 2005 74LVT16646A 3.3 V 16-bit bus transceiver; 3-state 1A3 1A4 1A5 1A6 1A7 2A3 2A4 2A5 2A6 2A7 38 37 ...

Page 4

... OF 16 CHANNELS nA0 nA1 nA2 nA3 nA4 nA5 nA6 nA7 Rev. 03 — 12 January 2005 74LVT16646A 3.3 V 16-bit bus transceiver; 3-state OTHER CHANNELS 001aac214 © Koninklijke Philips Electronics N.V. 2005. All rights reserved. nB0 nB1 nB2 nB3 nB4 nB5 nB6 ...

Page 5

... side 4 ground (0V) 5 data input or output 0; A side 6 data input or output 1; A side 7 positive supply voltage 8 data input or output 2; A side Rev. 03 — 12 January 2005 74LVT16646A 3.3 V 16-bit bus transceiver; 3-state 56 1OE 55 1CPBA 54 1SBA 53 GND 52 1B0 51 1B1 ...

Page 6

... B side 45 data input or output 5; B side 46 ground (0V) 47 data input or output 4; B side 48 data input or output 3; B side 49 data input or output 2; B side Rev. 03 — 12 January 2005 74LVT16646A 3.3 V 16-bit bus transceiver; 3-state © Koninklijke Philips Electronics N.V. 2005. All rights reserved ...

Page 7

... Rev. 03 — 12 January 2005 74LVT16646A 3.3 V 16-bit bus transceiver; 3-state Data I/O nAx nBx X input unspecified [2] output X unspecified input [2] output X input input X input input L output input ...

Page 8

... X L 001aac210 b. Real time bus transfer bus A to bus B B nSAB nSBA 001aac212 d. Transfer stored data to bus A or bus B Rev. 03 — 12 January 2005 74LVT16646A 3.3 V 16-bit bus transceiver; 3-state A B nOE nDIR nCPAB nCPBA nSAB nSBA 001aac211 ...

Page 9

... HIGH-level input voltage LOW-level input voltage HIGH-level output current LOW-level output current none duty cycle f 1 kHz input transition rise or fall outputs enabled rate ambient temperature Rev. 03 — 12 January 2005 74LVT16646A 3.3 V 16-bit bus transceiver; 3-state Min Max 0.5 +4.6 [1] 0.5 +7.0 [1] 0.5 +7 ...

Page 10

... GND pin nDIR and I CC nOE are don‘t care GND outputs HIGH outputs LOW outputs disabled Rev. 03 — 12 January 2005 74LVT16646A 3.3 V 16-bit bus transceiver; 3-state Min Typ Max - 0.85 1 2.4 2.5 - 2.0 2 0.07 0.2 - ...

Page 11

... 2 see Figure 3 see Figure 3 Rev. 03 — 12 January 2005 74LVT16646A 3.3 V 16-bit bus transceiver; 3-state Min Typ Max [7] - 0 3 transition time CC or GND. CC Figure 13; for test circuit see Figure Min ...

Page 12

... L Conditions see Figure 3 see Figure 3 see Figure 3 Rev. 03 — 12 January 2005 74LVT16646A 3.3 V 16-bit bus transceiver; 3-state Figure 13; for test circuit see Figure Min Typ Max 1.0 2.7 4 5.4 1.0 2.9 4 5.4 1.0 2.5 4 5.7 1.0 2.8 4 ...

Page 13

... OL OH frequency nSBA or nSAB PLH nAx or nBx and V are typical voltage output drop that occur with the output load Rev. 03 — 12 January 2005 74LVT16646A 3.3 V 16-bit bus transceiver; 3-state Min Typ Max 1.0 0 2.6 2 2.8 2 ...

Page 14

... su(H) h(H) nCPBA nCPAB The shaded areas indicate when the input is permitted to change for predictable output performance. Rev. 03 — 12 January 2005 74LVT16646A 3.3 V 16-bit bus transceiver; 3-state 3 PHL 001aac343 3 ...

Page 15

... negative V M pulse positive V M pulse 1 Rev. 03 — 12 January 2005 74LVT16646A 3.3 V 16-bit bus transceiver; 3-state 3 whichever is less PHZ 0 001aac219 3 PLZ 3 ...

Page 16

... Load capacitance including jig and probe capacitance Termination resistance should be equal to output impedance 2 Rev. 03 — 12 January 2005 74LVT16646A 3.3 V 16-bit bus transceiver; 3-state V EXT D.U. mna616 of the pulse generator. ...

Page 17

... scale (1) ( 0.3 0.22 18.55 7.6 10.4 0.635 0.2 0.13 18.30 7.4 10.1 REFERENCES JEDEC JEITA MO-118 Rev. 03 — 12 January 2005 74LVT16646A 3.3 V 16-bit bus transceiver; 3-state detail 1.0 1.2 1.4 0.25 0.18 0.1 0.6 1.0 EUROPEAN PROJECTION © Koninklijke Philips Electronics N.V. 2005. All rights reserved. ...

Page 18

... Product data sheet 2.5 scale (1) ( 0.28 0.2 0.2 14.1 6.2 0.5 0.17 0.1 0.1 13.9 6.0 REFERENCES JEDEC JEITA MO-153 Rev. 03 — 12 January 2005 74LVT16646A 3.3 V 16-bit bus transceiver; 3-state detail 8.3 0.8 0.50 1 0.25 0.08 7.9 0.4 0.35 EUROPEAN PROJECTION © ...

Page 19

... Change notice Product data sheet - 8: updated parameter descriptions and values. Product specification - - - Rev. 03 — 12 January 2005 74LVT16646A 3.3 V 16-bit bus transceiver; 3-state Doc. number Supersedes 9397 750 14326 74LVT16646A_2 9397 750 03559 74LVT16646A_1 - - © Koninklijke Philips Electronics N.V. 2005. All rights reserved ...

Page 20

... Rev. 03 — 12 January 2005 74LVT16646A 3.3 V 16-bit bus transceiver; 3-state © Koninklijke Philips Electronics N.V. 2005. All rights reserved ...

Page 21

... Definitions . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20 17 Disclaimers Contact information . . . . . . . . . . . . . . . . . . . . 20 74LVT16646A 3.3 V 16-bit bus transceiver; 3-state © Koninklijke Philips Electronics N.V. 2005 All rights are reserved. Reproduction in whole or in part is prohibited without the prior written consent of the copyright owner. The information presented in this document does not form part of any quotation or contract, is believed to be accurate and reliable and may be changed without notice ...

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