74ACT11B STMicroelectronics, 74ACT11B Datasheet - Page 3

• Manufacturer Part Number: 74ACT11B
• Description: TRIPLE 3-INPUT AND GATE
• Manufacturer: STMicroelectronics

† The data-output functions may be enabled or disabled by various signals at the GAB or GBA inputs. Data-input functions are always enabled,
‡ Select control = L: clocks can occur simultaneously. Select control = H: clocks must be staggered to load both registers.
logic symbol
§ This symbol is in accordance with ANSI/IEEE Std 91-1984 and IEC Publication 617-12.
GAB
i.e., data at the bus terminals is stored on every low-to-high transition on the clock inputs.
X
H
H
H
H
L
L
L
L
L
L
GBA
H
H
H
H
X
H
H
L
L
L
L
H or L
H or L
H or L
H or L
CAB
§
X
X
X
INPUTS
H or L
H or L
H or L
H or L
CBA
X
X
X
GBA
GBA
CBA
SBA
CAB
SAB
SAB
X ‡
A1
A2
A3
A4
A5
A6
A7
A8
X
X
X
X
X
X
X
H
H
L
3
4
5
10
11
12
13
14
1
16
15
28
27
2
SBA
POST OFFICE BOX 655303
X ‡
H
H
X
X
X
X
X
L
X
X
Unspecified †
EN1 [BA]
EN2 [AB]
G5
G7
6D
FUNCTION TABLE
1
C4
C6
A1–A8
Output
Output
Output
Output
Input
Input
Input
Input
Input
Input
1
1
7
7
5
5
DATA I/O †
DALLAS, TEXAS 75265
OCTAL BUS TRANSCEIVER AND REGISTER
1
1
2
4D
Unspecified †
B1–B8
Output
Output
Output
Output
Input
Input
Input
Input
Input
Input
26
25
24
23
20
18
17
19
SCAS087A – APRIL 1993 – REVISED APRIL 1996
B1
B2
B3
B4
B5
B6
B7
B8
WITH 3-STATE OUTPUTS
OPERATION OR FUNCTION
OPERATION OR FUNCTION
Stored A data to B bus and
Real-time B data to A bus
Real-time A data to B bus
Store A in both registers
Store B in both registers
Stored B data to A bus
Stored A data to B bus
stored B data to A bus
Store A and B data
Store A, hold B
Hold A, store B
Isolation
74ACT11652
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