ADG636
器件描述:1 pC Charge Injection, 100 pA Leakage CMOS 5 V/+5 V/+3 V Dual SPDT Switch
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器件资料摘要:
REV.0
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ADG636
One Technology Way, P.O. Box 9106, Norwood, MA 02062-9106, U.S.A.
Tel: 781/329-4700 www.analog.com
Fax: 781/326-8703 © Analog Devices, Inc., 2002
1 pC Charge Injection, 100 pA Leakage
CMOS H115505 V/+5 V/+3 V Dual SPDT Switch
FUNCTIONAL BLOCK DIAGRAM
ADG636
S1A
D16
D29
S2B
S2A
S1B
ENA1A0
1412
4
5
11
10
LOGIC
FEATURES
1 pC Charge Injection
H115502.7 V to H115505.5 V Dual Supply
+2.7 V to +5.5 V Single Supply
Automotive Temperature Range: –40H11543C to +125H11543C
100 pA (Max @ 25H11543C) Leakage Currents
85 H9024 Typ On Resistance
Rail-to-Rail Operation
Fast Switching Times
Typical Power Consumption (<0.1 H9262W)
TTL/CMOS Compatible Inputs
14-Lead TSSOP Package
APPLICATIONS
Automatic Test Equipment
Data Acquisition Systems
Battery-Powered Instruments
Communication Systems
Sample-and-Hold Systems
Remote Powered Equipment
Audio and Video Signal Routing
Relay Replacement
Avionics
GENERAL DESCRIPTION
The ADG636 is a monolithic device, comprising two independently
selectable CMOS SPDT (Single Pole, Double Throw) switches.
When on, each switch conducts equally well in both directions.
The ADG636 operates from a dual ±2.7 V to ±5.5 V supply, or
from a single supply of +2.7 V to +5.5 V.
This switch offers ultralow charge injection of ±1.5 pC over the
entire signal range and leakage current of 10 pA typical at 25°C.
It offers on-resistance of 85 Ω typ, which is matched to within
2 Ω between channels. The ADG636 also has low power dissi-
pation yet gives high switching speeds.
The ADG636 exhibits break-before-make switching action and
is available in a 14-lead TSSOP package.
PRODUCT HIGHLIGHTS
1. Ultralow Charge Injection (Q
INJ
: ±1.5 pC typ over full
signal range)
2. Leakage Current <0.25 nA max @ 85°C
3. Dual ±2.7 V to ±5 V or Single +2.7 V to +5.5 V Supply
4. Automotive Temperature Range: –40°C to +125°C
5. Small 14-Lead TSSOP Package