鈩?/div>
鈥?Flat R
ON
characteristics over operating range
鈥?Rail-to-rail switching 0 - 5V
鈥?Bidirectional dataflow with near-zero delay: no added ground
bounce
鈥?Excellent R
ON
matching between channels
鈥?V
CC
operation: 2.3V to 3.6V
鈥?High bandwidth - up to 500MHz
鈥?LVTTL-compatible control Inputs
鈥?Undershoot Clamp Diodes on all switch and control Inputs
鈥?Low I/O capacitance, 4pF typical
鈥?Available in 48-pin QVSOP (S1) package
FEATURES:
DESCRIPTION:
The QS32XVH384 HotSwitch is a high bandwidth, 20-bit bus switch. The
QS32XVH384 has very low ON resistance, resulting in under 250ps
propagation delay through the switch. Four banks of five switches are controlled
by independent (xOE), LVTTL compatible signals for bidirectional data flow with
no added delay or ground bounce. In the ON state, the switches can pass
signals up to 5V. In the OFF state, the switches offer very high impedence at
the terminals.
The combination of near-zero propagation delay, high OFF impedance, and
over-voltage tolerance makes the QS32XVH384 ideal for high performance
communications applications.
The QS32XVH384 is characterized for operation from -40擄C to +85擄C.
APPLICATIONS:
鈥?/div>
鈥?/div>
鈥?/div>
鈥?/div>
鈥?/div>
Hot-swapping
10/100 Base-T, Ethernet LAN switch
Low distortion analog switch
Replaces mechanical relay
ATM 25/155 switching
FUNCTIONAL BLOCK DIAGRAM
A
0
B
0
A
10
B
10
A
4
B
4
A
14
B
14
A
5
B
5
A
15
B
15
A
9
B
9
A
19
B
19
1O E
3O E
The IDT logo is a registered trademark of Integrated Device Technology, Inc.
4O E
2O E
INDUSTRIAL TEMPERATURE RANGE
1
c
2002 Integrated Device Technology, Inc.
AUGUST 2002
DSC-5946/10
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