
74LVT_LVTH16245B
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NXP B.V. 2012. All rights reserved.
Product data sheet
Rev. 10 — 1 March 2012
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
SOT1134-2
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)
VCC
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.
Control
Input/output
nOE
nDIR
nAn
nBn
L
output nAn = nBn
input
L
H
input
output nBn = nAn
HX
Z