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Data Sheet
CMOS, Low Voltage, 4 Ω Dual SPST Switches in 3 mm × 2 mm LFCSP
ADG721/ADG722/ADG723
00045-001 00045-002
FEATURES
1.8 V to 5.5 V single supply 4 Ω (max) on resistance Low on resistance flatness −3 dB bandwidth >200 MHz Tiny package options
8-lead MSOP 3 mm × 2 mm LFCSP (A grade) Fast switching times tON, 20 ns tOFF, 10 ns Low power consumption (<0.1 μW) TTL/CMOS compatible
APPLICATIONS
USB 1.1 signal switching circuits Cell phones PDAs Battery-powered systems Communication systems Sample hold systems Audio signal routing Video switching Mechanical reed relay replacement
FUNCTIONAL BLOCK DIAGRAMS
ADG721
ADG722
S1 S1 IN1
D1 D1
D2 IN2 IN2
S2
IN1
D2 S2
Figure 1.
ADG723
S1 D1
IN2
Figure 2.
IN1 D2 S2
00045-003
SWITCHES SHOWN FOR A LOGIC "0" INPUT
Figure 3.