IDTQS3V245Q Integrated Device Technology, Inc., IDTQS3V245Q Datasheet

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IDTQS3V245Q

Manufacturer Part Number
IDTQS3V245Q
Description
QUICKSWITCH PRODUCTS 3.3V HIGH SPEED BUS SWITCH
Manufacturer
Integrated Device Technology, Inc.
Datasheet
FEATURES:
• N channel FET switches with no parasitic diode to V
• 5V tolerant I/Os
• Low R
• Flat R
• Rail-to-rail switching 0 - 5V
• Bidirectional dataflow with near-zero delay: no added ground
• Excellent R
• V
• High bandwidth - up to 500MHz
• LVTTL-compatible control Inputs
• Undershoot Clamp Diodes on all switch and control Inputs
• Low I/O capacitance, 4pF typical
• Available in QSOP and TSSOP packages
APPLICATIONS:
• Hot-swapping
• 10/100 Base-T, Ethernet LAN switch
• Low distortion analog switch
• Replaces mechanical relay
• ATM 25/155 switching
FUNCTIONAL BLOCK DIAGRAM
INDUSTRIAL TEMPERATURE RANGE
The IDT logo is a registered trademark of Integrated Device Technology, Inc.
c
IDTQS3VH862
2.5V / 3.3V 10-BIT ACTIVE HIGH AND LOW ENABLE, HIGH BANDWIDTH BUS SWITCH
– Isolation under power-off conditions
– No DC path to V
– 5V tolerant in OFF and ON state
bounce
CC
2002 Integrated Device Technology, Inc.
operation: 2.3V to 3.6V
ON
ON
characteristics over operating range
- 4Ω Ω Ω Ω Ω typical
ON
matching between channels
CC
or GND
A
A
BE
BE
0
9
QUICKSWITCH
2.5V / 3.3V 10-BIT HIGH AND
LOW ENABLE, HIGH BANDWIDTH
BUS SWITCH
CC
1
DESCRIPTION:
bandwidth bus switch. The QS3VH862 has very low ON resistance,
resulting in under 250ps propagation delay through the switch. The
switches are controlled by independent active low enable (BE) and active
high enable (BE) controls. 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.
and over-voltage tolerance makes the QS3VH862 ideal for high perfor-
mance communications applications.
®
The QS3VH862 HotSwitch with 10-bit active high and low enable is a high
The combination of near-zero propagation delay, high OFF impedance,
The QS3VH862 is characterized for operation from -40°C to +85°C.
PRODUCTS
INDUSTRIAL TEMPERATURE RANGE
B
B
0
9
IDTQS3VH862
AUGUST 2002
DSC-5859/8

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IDTQS3V245Q Summary of contents

Page 1

... Replaces mechanical relay • ATM 25/155 switching FUNCTIONAL BLOCK DIAGRAM The IDT logo is a registered trademark of Integrated Device Technology, Inc. INDUSTRIAL TEMPERATURE RANGE c 2002 Integrated Device Technology, Inc. ® QUICKSWITCH PRODUCTS 2.5V / 3.3V 10-BIT HIGH AND LOW ENABLE, HIGH BANDWIDTH ...

Page 2

IDTQS3VH862 2.5V / 3.3V 10-BIT ACTIVE HIGH AND LOW ENABLE, HIGH BANDWIDTH BUS SWITCH PIN CONFIGURATION ...

Page 3

IDTQS3VH862 2.5V / 3.3V 10-BIT ACTIVE HIGH AND LOW ENABLE, HIGH BANDWIDTH BUS SWITCH DC ELECTRICAL CHARACTERISTICS OVER OPERATING RANGE Following Conditions Apply Unless Otherwise Specified: Industrial –40°C to +85° 3.3V ±0. Symbol Parameter ...

Page 4

IDTQS3VH862 2.5V / 3.3V 10-BIT ACTIVE HIGH AND LOW ENABLE, HIGH BANDWIDTH BUS SWITCH POWER SUPPLY CHARACTERISTICS Symbol Parameter I Quiescent Power Supply Current CCQ ∆I Power Supply Current per Input HIGH (2, Dynamic Power Supply Current (4) ...

Page 5

IDTQS3VH862 2.5V / 3.3V 10-BIT ACTIVE HIGH AND LOW ENABLE, HIGH BANDWIDTH BUS SWITCH SWITCHING CHARACTERISTICS OVER OPERATING RANGE T = -40°C to +85°C A Symbol Parameter (2,3) t Data Propagation Delay PLH ...

Page 6

IDTQS3VH862 2.5V / 3.3V 10-BIT ACTIVE HIGH AND LOW ENABLE, HIGH BANDWIDTH BUS SWITCH SOME APPLICATIONS FOR HOTSWITCH PRODUCTS 0 to +5V Vcc = 3.3V OE LOGIC Z = 100 SID E 4.5V PP PLUGGABLE CAR D/ LIVE SYSTEM CARD ...

Page 7

IDTQS3VH862 2.5V / 3.3V 10-BIT ACTIVE HIGH AND LOW ENABLE, HIGH BANDWIDTH BUS SWITCH TEST CIRCUITS AND WAVEFORMS TEST CONDITIONS Symbol V = 3.3V ± 0. LOAD 1 300 ...

Page 8

IDTQS3VH862 2.5V / 3.3V 10-BIT ACTIVE HIGH AND LOW ENABLE, HIGH BANDWIDTH BUS SWITCH ORDERING INFORMATION XXXXX XX IDTQS Package Device Type DATA SHEET DOCUMENT HISTORY 8/6/2002 Updated according to PCN Logic-0206-11 CORPORATE HEADQUARTERS 2975 Stender Way Santa Clara, CA ...

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