MAX4626 Maxim, MAX4626 Datasheet - Page 7

• Manufacturer Part Number: MAX4626
• Description: The MAX4626/MAX4627/MAX4628 are low-on-resistance, low-voltage, single-pole/single-throw (SPST) analog switches that operate from a +1
• Manufacturer: Maxim

Figure 2. Switching Time
Figure 3. Charge Injection
Figure 4. On-Loss and Off-Isolation
MAX4626
MAX4627
MAX4628
MAX4626
MAX4627
MAX4628
LOGIC
INPUT
MEASUREMENTS ARE STANDARDIZED AGAINST SHORTS AT IC TERMINALS.
OFF-ISOLATION IS MEASURED BETWEEN COM_ AND “OFF” NO_ OR NC_ TERMINAL ON EACH SWITCH.
ON-LOSS IS MEASURED BETWEEN COM_ AND “ON” NO_ OR NC_TERMINAL ON EACH SWITCH.
SIGNAL DIRECTION THROUGH SWITCH IS REVERSED; WORST VALUES ARE RECORDED.
V
0V OR V+
GEN
V
N_
R
_______________________________________________________________________________________
C
V
GEN
OUT
IN
L
INCLUDES FIXTURE AND STRAY CAPACITANCE.
NO
OR NC
IN
GND
= V
GND
OR NO
N_
NC
MAX4626
MAX4627
MAX4628
GND
(
R
+5V
V+
L
R
+ R
L
10nF
ON
)
IN
COM
V+
V+
NO
V
COM
INL
0.5Ω, Low-Voltage, Single-Supply
to V
V+
V+
COM
INH
R
50Ω
L
50Ω USE
ONLY FOR
ISOLATION
V
V
IN
OUT
C
L
C
35pF
L
V
V
OUT
OUT
MEAS
50Ω
SPST Analog Switches
50Ω
OUTPUT
SWITCH
V
LOGIC
OUT
INPUT
ANALYZER
NETWORK
IN
IN
Test Circuits/Timing Diagrams
V
V
INH
INL
0V
OFF
OFF
50Ω
50Ω
IN DEPENDS ON SWITCH CONFIGURATION;
INPUT POLARITY DETERMINED BY SENSE OF SWITCH.
REF
LOGIC INPUT WAVEFORMS INVERTED FOR SWITCHES
THAT HAVE THE OPPOSITE LOGIC SENSE.
V
Q = (∆V
t
50%
OUT
ON
ON
ON
OFF-ISOLATION = 20log
OUT
0.9 · V
)(C
ON-LOSS = 20log
0UT
L
)
t
OFF
∆V
OUT
t r < 5ns
t f < 5ns
OFF
OFF
0.9 · V
V
V
V
V
OUT
OUT
IN
IN
OUT
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