74VHC161284MEAX Fairchild Semiconductor, 74VHC161284MEAX Datasheet - Page 2
![TXRX BIDIRECT IEEE 48SSOP](/photos/7/6/70644/261-48-ssop_w_sml.jpg)
74VHC161284MEAX
Manufacturer Part Number
74VHC161284MEAX
Description
TXRX BIDIRECT IEEE 48SSOP
Manufacturer
Fairchild Semiconductor
Series
74VHCr
Datasheet
1.74VHC161284MTDX.pdf
(11 pages)
Specifications of 74VHC161284MEAX
Logic Type
IEEE STD 1284 Translation Transceiver
Supply Voltage
4.5 V ~ 5.5 V
Number Of Bits
8
Operating Temperature
-40°C ~ 85°C
Mounting Type
Surface Mount
Package / Case
48-SSOP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
74VHC161284MEAX
Manufacturer:
ATI
Quantity:
210
www.fairchildsemi.com
Pin Descriptions
Logic Diagram
HD
DIR
A
B
A
Y
A
C
PLH
PLH
HLH
HLH
Pin Names
1
1
9
9
14
14
–A
–B
–A
–Y
–A
–C
IN
IN
8
8
13
13
17
17
HIGH Drive Enable Input (Active HIGH)
Direction Control Input
Inputs or Outputs
Inputs or Outputs
Inputs
Outputs
Outputs
Inputs
Peripheral Logic HIGH Input
Peripheral Logic HIGH Output
Host Logic HIGH Input
Host Logic HIGH Output
Description
2
Truth Table
Note 1: Y
Note 2: B
DIR
H
H
L
L
9
1
Inputs
–Y
–B
13
8
Open Drain Outputs
Open Drain Outputs
HD
H
H
L
L
B
A
C
PLH Open Drain Mode
B
A
C
A
A
C
PLH Open Drain Mode
A
A
C
1
9
14
1
9
14
1
9
14
1
9
14
–B
–A
–B
–A
–A
–A
–A
–A
–C
–C
–C
–C
8
13
13
8
13
8
13
8
17
17
17
17
Data to A
Data to B
Data to B
Data to A
Data to Y
Data to Y
Data to Y
Data to Y
Data to A
Data to A
Data to A
Data to A
Outputs
1
1
1
1
–A
9
9
–B
9
–B
9
–A
–Y
–Y
–Y
–Y
14
14
14
14
8
8
8
–A
8
–A
–A
–A
, and
13
13
13
13
, and
(Note 2)
17
17
17
17
(Note 1)
(Note 1)