MAX4625 Maxim, MAX4625 Datasheet

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MAX4625

Manufacturer Part Number
MAX4625
Description
The MAX4624/MAX4625 are low-on-resistance, low-voltage single-pole/double-throw (SPDT) analog switches that operate from a single +1
Manufacturer
Maxim
Datasheet

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The MAX4624/MAX4625 are low-on-resistance, low-
voltage single-pole/double-throw (SPDT) analog switch-
es that operate from a single +1.8V to +5.5V supply.
The MAX4624 has break-before-make switching; the
MAX4625 has make-before-break switching. These
devices also have fast switching speeds (t
max, t
When powered from a +5V supply, the MAX4624/
MAX4625 offer 1Ω max on-resistance (R
max R
inputs are TTL compatible when using a single +5V
supply. These switches also feature overcurrent protec-
tion to prevent damage from short circuits and exces-
sive loads.
The MAX4624/MAX4625 are pin compatible with the
MAX4544 and are available in space-saving standard
6-pin SOT23 packages, as well as the 1.0mm high Thin
SOT package.
19-1592; Rev 2; 5/01
For pricing, delivery, and ordering information, please contact Maxim/Dallas Direct! at
1-888-629-4642, or visit Maxim’s website at www.maxim-ic.com.
Power Routing
Battery-Operated Equipment
Audio and Video Signal Routing
Low-Voltage Data-Acquisition Systems
Communications Circuits
PCMCIA Cards
Cellular Phones
Modems
Hard Drives
OFF
ON
= 50ns max).
matching and flatness. The digital logic
________________________________________________________________ Maxim Integrated Products
General Description
Applications
ON
1Ω, Low-Voltage, Single-Supply
), with 0.12Ω
ON
= 50ns
o Low R
o 0.12Ω max R
o Overcurrent Protection
o +1.8V to +5.5V Single-Supply Operation
o Available in SOT23 Packages
o Fast Switching: t
o TTL-Logic Compatible (+5V Supply)
o Pin Compatible with MAX4544
o Guaranteed Break-Before-Make (MAX4624)
o Guaranteed Make-Before-Break (MAX4625)
SPDT Analog Switches
*Thin SOT (1.0mm height) package. Recommended for new
designs.
MAX4624EUT-T
MAX4624EZT-T
MAX4625EUT-T
MAX4625EZT-T
GND
TOP VIEW
V+
IN
Functional Diagram/Truth Table
PART
1Ω max (+5V Supply)
2Ω max (+3V Supply)
1
2
3
MAX4624/MAX4625
ON
SOT23-6
ON
TEMP. RANGE
-40°C to +85°C
-40°C to +85°C
-40°C to +85°C
-40°C to +85°C
Flatness (+5V Supply)
ON
Ordering Information
= 50ns max, t
6
5
4
NO
COM
NC
Pin Configuration/
SWITCHES SHOWN
FOR LOGIC “0” INPUT
LOGIC
PACKAGE
6 SOT23-6
6 SOT23-6*
6 SOT23-6
6 SOT23-6*
0
1
PIN-
OFF
OFF
Features
ON
NC
= 50ns max
OFF
NO
ON
MARK
AADM
AADL
AAAE
AAAF
TOP
1

Related parts for MAX4625

MAX4625 Summary of contents

Page 1

... TTL compatible when using a single +5V supply. These switches also feature overcurrent protec- tion to prevent damage from short circuits and exces- sive loads. The MAX4624/MAX4625 are pin compatible with the MAX4544 and are available in space-saving standard 6-pin SOT23 packages, as well as the 1.0mm high Thin SOT package. ...

Page 2

... 3V, Figure +25° 3V, Figure +25°C A MAX4624 only, Figure +25°C A MAX4625 only, Figure MIN TYP MAX 1.2 MIN MAX 0.06 0. 0.15 MIN MAX 0.08 0. 0.15 MIN MAX -2 0.01 ...

Page 3

... 1.5V Figure +25° 1.5V Figure MAX4624 only, Figure 3a MAX4625 only, Figure 1.0nF, Figure GEN +25°C GEN A MIN TYP = +25° +25°C, A -57 = +25°C, A -57 32 100 2 ...

Page 4

... Positive Supply Current I+ Note 2: The algebraic convention, where the most negative value is a minimum and the most positive value is a maximum, is used in this data sheet. Note 3: SOT-packaged parts are 100% tested at +25°C. Limits across the full temperature range are guaranteed by design and correlation. Note 4: ∆ ...

Page 5

... CHARGE INJECTION vs. COM VOLTAGE 100 50 0 MAX4624 -50 -100 -150 -200 80 100 (V) COM LOGIC THRESHOLD VOLTAGE vs. SUPPLY VOLTAGE 2.5 2.0 VIN RISING 1.5 VIN FALLING 1.0 0 SUPPLY VOLTAGE (V) OVERCURRENT RESPONSE 3.3V 0 1.5A 0 1ms/div MAX4625 COM 2V/div I COM 1A/div 5 ...

Page 6

... ON 5ms. ON The MAX4624/MAX4625 logic inputs can be driven up to +5.5V regardless of the supply voltage. For example, with a +3.3V supply, IN may be driven low to 0V and high to 5.5V. Driving IN Rail-to-Rail consumption. Analog signals that range over the entire supply voltage (V+ to GND) can be passed with very little change in on-resistance (see Typical Operating Characteristics) ...

Page 7

... V+ (for D1), and a diode drop above ground (for D2). On-resistance increases slightly at low supply voltages. Maximum supply voltage (V+) must not exceed +6V. Adding protection diode D2 causes the logic threshold to be shifted relative to GND. TTL compatibility is not guaranteed when D2 is added. MAX4624 MAX4625 NO V IN_ GND LOGIC ...

Page 8

... Low-Voltage, Single-Supply SPDT Analog Switches V+ MAX4625 COM NO LOGIC GND INPUT C INCLUDES FIXTURE AND STRAY CAPACITANCE. L Figure 3b. Make-Before-Break Interval (MAX4625 only) MAX4624 MAX4625 R GEN GEN GND IN V INL Figure 4. Charge Injection +5V 10nF COM MAX4624 NC MAX4625 NO 50Ω ...

Page 9

... V+ 10nF V+ COM CAPACITANCE METER 1MHz GND Figure 6. Channel Off/On-Capacitance _______________________________________________________________________________________ 1Ω, Low-Voltage, Single-Supply SPDT Analog Switches TRANSISTOR COUNT: 186 MAX4624 MAX4625 V INL INH Chip Information 9 ...

Page 10

Low-Voltage, Single-Supply SPDT Analog Switches 10 ______________________________________________________________________________________ Package Information ...

Page 11

... Maxim cannot assume responsibility for use of any circuitry other than circuitry entirely embodied in a Maxim product. No circuit patent licenses are implied. Maxim reserves the right to change the circuitry and specifications without notice at any time. Maxim Integrated Products, 120 San Gabriel Drive, Sunnyvale, CA 94086 408-737-7600 ____________________ 11 © ...

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