74VCX2245BQX Fairchild Semiconductor, 74VCX2245BQX Datasheet - Page 2

• Manufacturer Part Number: 74VCX2245BQX
• Description: TXRX BIDIRECT LOW VOLT 20DQFN
• Manufacturer: Fairchild Semiconductor
• Series: 74VCXr

Specifications of 74VCX2245BQX

• Logic Type: Transceiver, Non-Inverting
• Number Of Elements: 1
• Number Of Bits Per Element: 8
• Current - Output High, Low: 24mA, 24mA; 12mA, 12mA
• Voltage - Supply: 1.4 V ~ 3.6 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 20-WQFN Exposed Pad, 20-DQFN
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

www.fairchildsemi.com
Connection Diagrams
Pin Assignments for SOIC and TSSOP
Pad Assignments for DQFN
(Top Through View)
2
Truth Table
H
L
X
Z
Note 3: Unused bus terminals during HIGH Z State must be held HIGH or
LOW.
Logic Diagram
LOW Voltage Level
High Impedance
HIGH Voltage Level
Immaterial
OE
H
L
L
Inputs
T/R
H
X
L
Bus B
Bus A
HIGH Z State on A
0
0
–B
–A
7
7
Data to Bus A
Data to Bus B
Outputs
0
–A
7
, B
0
0
0
–A
–B
–B
7
7
7
(Note 3)