Nexperia
74AVC4T774
4-bit dual supply translating transceiver; 3-state
74AVC4T774 All information provided in this document is subject to legal disclaimers. © Nexperia B.V. 2017. All rights reserved.
Product data sheet Rev. 1 — 25 September 2017
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6.2 Pin description
Table 3. Pin description
Pin DescriptionSymbol
SOT763-1 SOT1161-1
V
CC(A)
16 14 supply voltage A (An, OE and DIRn inputs are
referenced to V
CC(A)
)
DIR1, DIR2, DIR3, DIR4 1, 2, 7, 8 15, 16, 5, 6 direction control input
A1, A2, A3, A4 3, 4, 5, 6 1, 2, 3, 4 data input or output
GND 10 8 ground (0 V)
B1, B2, B3, B4 14, 13, 12, 11 12, 11, 10, 9 data input or output
OE 9 7 output enable input (active LOW)
V
CC(B)
15 13 supply voltage B (Bn pins are referenced to V
CC(B)
)
7 Functional description
Table 4. Function table
[1]
[2]
Supply voltage Input Input/output
V
CC(A)
, V
CC(B)
OE DIR1 DIR2 DIR3 DIR4 An Bn
0.8 V to 3.6 V L L X X X A1 = B1 input B1
0.8 V to 3.6 V L H X X X input A1 B1 = A1
0.8 V to 3.6 V L X L X X A2 = B2 input B2
0.8 V to 3.6 V L X H X X input A2 B2 = A2
0.8 V to 3.6 V L X X L X A3 = B3 input B3
0.8 V to 3.6 V L X X H X input A3 B3 = A3
0.8 V to 3.6 V L X X X L A4 = B4 input B4
0.8 V to 3.6 V L X X X H input A4 B4 = A4
0.8 V to 3.6 V H X X X X Z Z
GND
[3]
X X X X X Z Z
[1] H = HIGH voltage level; L = LOW voltage level; X = don’t care; Z = high-impedance OFF-state.
[2] The An, DIRn and OE input circuit is referenced to V
CC(A)
; The Bn input circuit is referenced to V
CC(B)
.
[3] If at least one of V
CC(A)
or V
CC(B)
is at GND level, the device goes into suspend mode.