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74LVQ240 数据表(PDF) 1 Page - STMicroelectronics

部件名 74LVQ240
功能描述  LOW VOLTAGE OCTAL BUS BUFFER WITH 3 STATE OUTPUTS (INVERTED)
Download  12 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

74LVQ240 数据表(HTML) 1 Page - STMicroelectronics

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July 2004
s
HIGH SPEED:
tPD = 6 ns (TYP.) at VCC = 3.3 V
s
COMPATIBLE WITH TTL OUTPUTS
s
LOW POWER DISSIPATION:
ICC = 4 µA (MAX.) at TA=25°C
s
LOW NOISE:
VOLP = 0.4V (TYP.) at VCC = 3.3V
s
75
Ω TRANSMISSION LINE OUTPUT DRIVE
CAPABILITY
s
SYMMETRICAL OUTPUT IMPEDANCE:
|IOH| = IOL = 12mA (MIN) at VCC = 3.0 V
s
PCI BUS LEVELS GUARANTEED AT 24 mA
s
BALANCED PROPAGATION DELAYS:
tPLH tPHL
s
OPERATING VOLTAGE RANGE:
VCC(OPR) = 2V to 3.6V (1.2V Data Retention)
s
PIN AND FUNCTION COMPATIBLE WITH
74 SERIES 240
s
IMPROVED LATCH-UP IMMUNITY
DESCRIPTION
The 74LVQ240 is a low voltage CMOS OCTAL
BUS BUFFER fabricated with sub-micron silicon
gate and double-layer metal wiring C2MOS
technology. It is ideal for low power and low noise
3.3V applications.
G output control governs four BUS BUFFERs.
This device is designed to be used with 3 state
memory address drivers, etc.
All
inputs
and
outputs
are
equipped
with
protection circuits against static discharge, giving
them 2KV ESD immunity and transient excess
voltage.
74LVQ240
LOW VOLTAGE OCTAL BUS BUFFER
WITH 3 STATE OUTPUTS (INVERTED)
Figure 1: Pin Connection And IEC Logic Symbols
Table 1: Order Codes
PACKAGE
T & R
SOP
74LVQ240MTR
TSSOP
74LVQ240TTR
TSSOP
SOP
Rev. 7


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