MAX325CPA Maxim Integrated Products, MAX325CPA Datasheet - Page 7

• Manufacturer Part Number: MAX325CPA
• Description: Analog Switch ICs
• Manufacturer: Maxim Integrated Products

Specifications of MAX325CPA

• Switch Configuration: SPST
• On Resistance (max): 175 Ohms at 3 V
• On Time (max): 400 ns at 3.6 V
• Off Time (max): 125 ns at 3.6 V
• Supply Voltage (max): 16 V
• Supply Voltage (min): 2.7 V
• Maximum Power Dissipation: 727 mW
• Maximum Operating Temperature: + 70 C
• Package / Case: PDIP N
• Minimum Operating Temperature: 0 C
• Switch Current (typ): 0.0000001 mA at 5.5 V at 0 C to + 70 C
• Lead Free Status / Rohs Status: No

Figure 2. Switching Time
Figure 3. Break-Before-Make Interval (MAX325 only)
Figure 4. Charge Injection
______________________________________________Test Circuits/Timing Diagrams
V
V
LOGIC
SWITCH
INPUT
COM1
COM2
MAX325
INPUT
LOGIC
INPUT
MAX323
MAX324
MAX325
V
MAX323
MAX324
MAX325
GEN
= +3V
= +3V
V
COM
C
L
COM1
COM2
R
IN
INCLUDES FIXTURE AND STRAY CAPACITANCE.
GEN
C
V
_______________________________________________________________________________________
OUT
L
GND
INCLUDES FIXTURE AND STRAY CAPACITANCE.
COM
IN
= V
GND
0V
COM
COM
GND
(
R
L
R
+ R
+5V
L
V+
ON
NC2
NO1
IN
)
+5V
V+
V
or NC
IN
NO
= +3V
+5V
V+
or NO
NC
R
300
L2
R
1k
L
V
OUT2
SWITCH
OUTPUT
C
35pF
C
L2
L
C
35pF
L
V
V
OUT
OUT
R
300
L1
Precision, Single-Supply,
V
SPST Analog Switches
OUT1
V
OUTPUT
C
35pF
SWITCH
OUT
L1
LOGIC
INPUT
IN
IN
+3V
OFF
OFF
OUTPUT 1
OUTPUT 2
0V
0V
SWITCH
SWITCH
(V
(V
LOGIC
INPUT
OUT2
IN DEPENDS ON SWITCH CONFIGURATION;
INPUT POLARITY DETERMINED BY SENSE OF SWITCH.
OUT1
)
)
LOGIC INPUT WAVEFORMS INVERTED FOR SWITCHES
THAT HAVE THE OPPOSITE LOGIC SENSE.
+3V
0V
0V
0V
Q = ( V
V
t
OUT
ON
50%
ON
ON
OUT
0.9 x V
t D
50%
)(C
0UT
L
)
0.9 x V
t
OFF
V
0UT1
OUT
t r < 20ns
t f < 20ns
OFF
OFF
0.9 x V
t D
OUT
0.9 x V
OUT2
7