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SN74LVC245A
SCAS218X – JANUARY 1993 – REVISED JANUARY 2015
SN74LVC245A Octal Bus Transceiver With 3-State Outputs
1 Features
2 Applications
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Operates From 1.65 V to 3.6 V
Inputs Accept Voltages to 5.5 V
Max tpd of 6.3 ns at 3.3 V
Typical VOLP (Output Ground Bounce)
< 0.8 V at VCC = 3.3 V, TA = 25°C
Typical VOHV (Output VOH Undershoot)
> 2 V at VCC = 3.3 V, TA = 25°C
Ioff Supports Live Insertion, Partial-Power-Down
Mode and Back Drive protection
Supports Mixed-Mode Signal Operation on All
Ports (5-V Input/Output Voltage With 3.3-V VCC)
Latch-Up Performance Exceeds 250 mA
Per JESD 17
ESD Protection Exceeds JESD 22
– 2000-V Human-Body Model
– 1000-V Charged-Device Model
Cable Modem Termination Systems
Servers
LED Displays
Network Switches
Telecom Infrastructure
Motor Drivers
I/O Expanders
3 Description
These octal bus transceivers are designed for 1.65-V
to 3.6-V VCC operation. The ’LVC245A devices are
designed for asynchronous communication between
data buses.
Device Information(1)
PART NUMBER
PACKAGE (PIN)
BODY SIZE
VQFN (20)
SSOP (20)
7.50 mm × 5.30 mm
TSSOP (20)
6.50 mm × 4.40 mm
TVSOP (20)
5.00 mm × 4.40 mm
SOIC (20)
SN74LVC245A
4.50 mm × 3.50 mm
12.80 mm × 7.50 mm
(1) For all available packages, see the orderable addendum at
the end of the data sheet.
4 Simplified Schematic
1
DIR
19
OE
A1
2
18
B1
To Seven Other Channels
Pin numbers shown are for the DB, DGV, DW, N, NS, PW, and RGY packages.
1
An IMPORTANT NOTICE at the end of this data sheet addresses availability, warranty, changes, use in safety-critical applications,
intellectual property matters and other important disclaimers. PRODUCTION DATA.