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74LVX16374 Datasheet, PDF (1/10 Pages) STMicroelectronics – LOW VOLTAGE CMOS 16-BIT D-TYPE FLIP FLOP (3-STATE) WITH 5V TOLERANT INPUTS
74LVX16374
LOW VOLTAGE CMOS 16-BIT D-TYPE FLIP FLOP (3-STATE)
WITH 5V TOLERANT INPUTS
s HIGH SPEED:
fMAX = 160 MHz (TYP.) at VCC = 3V
s 5V TOLERANT INPUTS
s POWER DOWN PROTECTION ON INPUTS
s INPUT VOLTAGE LEVEL:
VIL = 0.8V, VIH = 2V at VCC =3V
s LOW POWER DISSIPATION:
ICC = 4 µA (MAX.) at TA=25°C
s LOW NOISE:
VOLP = 0.3V (TYP.) at VCC =3.3V
s SYMMETRICAL OUTPUT IMPEDANCE:
|IOH| = IOL = 4 mA (MIN) at VCC =3V
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 16373
s IMPROVED LATCH-UP IMMUNITY
DESCRIPTION
The 74LVX16374 is a low voltage CMOS 16 BIT
D-TYPE FLIP-FLOP with 3 STATE OUTPUTS
NON INVERTING fabricated with sub-micron
silicon gate and double-layer metal wiring C2MOS
technology. It is ideal for low power, battery
operated and low noise 3.3V applications.
These 16 bit D-TYPE flip-flop is controlled by two
clock inputs (CK) and two output enable inputs
(nOE). The device can be used as two 8-bit
flip-flops or one 16-bit flip-flop.On the positive
transition of the clock, the Q outputs will be set to
the logic state that were setup at the D inputs.
While the (OE) input is low, the outputs will be in
a normal logic state (high or low logic level); while
OE is high, the outputs will be in a high impedance
state.The output control does not affect the inter-
nal operation of flip-flops; that is, the old data can
be retained or the new data can be entered even
while the outputs are off.Power down protection is
provided on all inputs and 0 to 7V can be accepted
on inputs with no regard to the supply voltage.This
device can be used to interface 5V to 3V. All in-
puts and outputs are equipped with protection cir-
cuits against static discharge, giving them 2KV
ESD immunity and transient excess voltage.
February 2003
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