74lvt244b NXP Semiconductors, 74lvt244b Datasheet - Page 2

• Manufacturer Part Number: 74lvt244b
• Description: 3.3v Octal Buffer/line Driver 3-state
• Manufacturer: NXP Semiconductors

Philips Semiconductors
FEATURES
QUICK REFERENCE DATA
ORDERING INFORMATION
20-Pin Plastic SOL
20-Pin Plastic SSOP Type II
20-Pin Plastic TSSOP Type I
1998 Nov 12
Octal bus interface
3-State buffers
Speed upgrade of 74LVTH244A
Output capability: +64mA/-32mA
TTL input and output switching levels
Input and output interface capability to systems at 5V supply
Bus-hold data inputs eliminate the need for external pull-up
resistors to hold unused inputs
Power-up 3-State
Live insertion/extraction permitted
No bus current loading when output is tied to 5V bus
Latch-up protection exceeds 500mA per JEDEC Std 17
ESD protection exceeds 2000V per MIL STD 883 Method 3015
and 200V per Machine Model
3.3V Octal buffer/line driver (3-State)
SYMBOL
C
I
t
t
C
PLH
PHL
CCZ
OUT
IN
PACKAGES
Propagation delay
nAx to nYx
Input capacitance
Output capacitance
Total supply current
PARAMETER
TEMPERATURE RANGE
–40 C to +85 C
–40 C to +85 C
–40 C to +85 C
C
V
V
Outputs disabled; V
Outputs disabled; V
CC
I
L
= 0V or 3.0V
= 50pF;
OUTSIDE NORTH AMERICA
= 3.3V
2
T
amb
74LVT244B PW
74LVT244B DB
DESCRIPTION
The LVT244B is a high-performance BiCMOS product designed for
V
This device is an octal buffer that is ideal for driving bus lines. The
device features two Output Enables (OE1, OE2), each controlling
four of the 3-State outputs.
74LVT244B D
CC
CONDITIONS
= 25 C; GND = 0V
operation at 3.3V.
O
CC
= 0V or 3.0V
= 3.6V
NORTH AMERICA
7LVT244BPW DH
74LVT244B DB
74LVT244B D
TYPICAL
0.13
1.9
2.0
4
8
74LVT244B
Product specification
DWG NUMBER
853-2133 20358
SOT163-1
SOT339-1
SOT360-1
UNIT
mA
pF
pF
ns