74LVT_LVTH16245B_7

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Product data sheet

Rev. 07 — 29 March 2010

6 of 19

NXP Semiconductors

74LVT16245B; 74LVTH16245B

3.3 V 16-bit transceiver; 3-state

5.2 Pin description

6.

Functional description

6.1 Function table

[1]

H = HIGH voltage level;

L = LOW voltage level;

X = don’t care;

Z = high-impedance OFF-state.

Table 2.

Pin description

Symbol

Pin

Description

SOT370-1 and

SOT362-1

SOT702-1

SOT1134-1

1DIR, 2DIR

1, 24

A1, K1

A30, A13

direction control input

1B0 to 1B7

2, 3, 5, 6, 8, 9, 11, 12

B2, B1, C2, C1, D2,

D1, E2, E1

B20, A31, D5, D1, A2,

B2, B3, A5

data input/output

2B0 to 2B7

13, 14, 16, 17, 19, 20,

22, 23

F1, F2, G1, G2, H1,

H2, J1, J2

A6, B5, B6, A9, D2,

D6, A12, B8

data input/output

GND

4, 10, 15, 21, 28, 34, 39,

45

B3, D3, G3, J3, J4,

G4, D4, B4

A32, A3, A8, A11, A16,

A19, A24, A27

ground (0 V)

7, 18, 31, 42

C3, H3, H4, C4

A1, A10, A17, A26

supply voltage

1OE, 2OE

48, 25

A6, K6

A29, A14

output enable input (active

LOW)

2A0 to 2A7

36, 35, 33, 32, 30, 29,

27, 26

F6, F5, G6, G5, H6,

H5, J6, J5

A21, B13, B12, A18,

D3, D7, A15, B10

data input/output

1A0 to 1A7

47, 46, 44, 43, 41, 40,

38, 37

B5, B6, C5, C6, D5,

D6, E5, E6

B18, A28, D8, D4,

A25, B16, B15, A22

data input/output

n.c.

-

A2, A3, A4, A5,

K2, K3, K4, K5

A4, A7, A20, A23, B1,

B4, B7, B9, B11, B14,

B17, B19

not connected

Table 3.

Function table [1]

Control

Input/output

nOE

nDIR

nAn

nBn

L

L

output nAn = nBn

input

L

H

input

output nBn = nAn

HX

Z

Z