MAX4754A Maxim, MAX4754A Datasheet

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MAX4754A

Manufacturer Part Number
MAX4754A
Description
The MAX4754/MAX4754A/MAX4755/MAX4756/MAX4756A low on-resistance, analog switches operate from a single +1
Manufacturer
Maxim
Datasheet

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Part Number:
MAX4754AEBE+T
Manufacturer:
Zilog
Quantity:
54
The MAX4754/MAX4754A/MAX4755/MAX4756/MAX4756A
low on-resistance, analog switches operate from a single
+1.8V to +5.5V supply. The MAX4754/MAX4754A and
MAX4755 are dual, double-pole, double-throw (DPDT)
switches. The MAX4756/MAX4756A are quad, single-pole
double-throw (SPDT) switches. They are configured to
route either audio or data signals.
The MAX4754/MAX4754A have four 0.5Ω SPDT switches for
audio-signal routing and two logic control inputs. The
MAX4755 has four 0.5Ω SPDT switches (with two
switches that have an additional 11Ω series resistor at
the NC terminals). This allows users to drive an 8Ω
speaker as a 32Ω load (ear speaker). The MAX4756/
MAX4756A have four 0.5Ω SPDT switches controlled by
one logic control input and an enable input (EN) to dis-
able the switches.
The MAX4754/MAX4754A/MAX4755/MAX4756/MAX4756A
are available in a space-saving 16-pin TQFN and a tiny
16-bump, 2mm x 2mm chip-scale package (UCSP™).
19-2942; Rev 1; 11/06
UCSP is a trademark of Maxim Integrated Products, Inc.
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.
Pin Configurations appear at end of data sheet.
Speaker-Headset Switching
Audio-Signal Routing
Cellular Phones
PDAs/Handheld Devices
Notebook Computers
NO1
NC1
NO2
NC2
NO3
NC3
NO4
NC4
INA
INB
________________________________________________________________ Maxim Integrated Products
0.5 Ω , Quad SPDT Switches in UCSP/QFN
MAX4754A
MAX4754/
General Description
COM1
COM2
COM3
COM4
Applications
NO1
NC1
NO2
NC2
NO3
NC3
NO4
NC4
INA
INB
11Ω
11Ω
MAX4755
♦ Data and Audio-Signal Routing
♦ Low R
♦ 0.1Ω (typ) Channel-to-Channel Matching
♦ 0.2Ω (typ) On-Resistance Flatness
♦ 0.035% (typ) THD
♦ Improved Power-Supply Current for Non-
♦ +1.8V to +5.5V Supply Range
♦ Rail-to-Rail Signal Handling
♦ 16-Bump UCSP (2mm x 2mm)
Note: These devices operate over the -40°C to +85°C operating
temperature range.
*Future product—contact factory for availability.
**EP = Exposed paddle.
+Denotes lead-free package.
MAX4754EBE+T
MAX4754ETE+T
MAX4754AEBE+T
MAX4754AETE+T
MAX4755EBE+T*
MAX4755ETE+T*
MAX4756EBE+T*
MAX4756ETE+T*
MAX4756AEBE+T*
MAX4756AETE+T*
Rail-to-Rail Control Logic Inputs
(MAX4754A/MAX4756A)
COM1
COM2
COM3
COM4
PART
ON
(0.5Ω typ) Audio Switches
NO1
NC1
NO2
NC2
NO3
NC3
NO4
NC4
INA
EN
Ordering Information
Functional Diagrams
PIN-PACKAGE
16 UCSP-16
16 TQFN-EP**
16 UCSP-16
16 TQFN-EP**
16 UCSP-16
16 TQFN-EP**
16 UCSP-16
16 TQFN-EP**
16 UCSP-16
16 TQFN-EP**
MAX4756A
MAX4756/
COM1
COM2
COM3
COM4
Features
PKG CODE
T1644-4
T1644-4
T1644-4
T1644-4
T1644-4
B16-1
B16-1
B16-1
B16-1
B16-1
1

Related parts for MAX4754A

MAX4754A Summary of contents

Page 1

... The MAX4756/MAX4756A are quad, single-pole double-throw (SPDT) switches. They are configured to route either audio or data signals. The MAX4754/MAX4754A have four 0.5Ω SPDT switches for audio-signal routing and two logic control inputs. The MAX4755 has four 0.5Ω SPDT switches (with two switches that have an additional 11Ω ...

Page 2

... COM MAX4754A/MAX4756A (Notes 3V, MAX4755 I = 10mA, (NO1, NO2, N_3, N_4, COM_ NO1, NO2), MAX4754 0V, 0.6V MAX4754A/MAX4756/ (Note 6) MAX4756A = +70° +25°C.) (Notes MIN TYP MAX UNITS MIN MAX +25°C 0.5 ...

Page 3

... C = NC_ L L 35pF (Figure 1) MAX4754A/MAX4756A V+ = 2.7V 1.5V 50Ω NC_ L L 35pF (Figure 1) MAX4754A/MAX4756A V+ = 2.7V 1.5V 50Ω NC_ L L 35pF (Figure 1) MAX4754A/MAX4756A V+ = 2.7V 1.5V; NO_, NC_ R = 50Ω 35pF, (Figure MAX4754/MAX4755/MAX4756 V+ = 2.7V 1.5V; NO_, NC_ R = 50Ω 35pF (Figure 1) L ...

Page 4

... MAX4754A/MAX4756A V+ = 3.6V to 5.25V, MAX4754/MAX4755/MAX4756 V+ = 2.7V to 3.6V, MAX4754/MAX4755/MAX4756 V+ = 2.7V to 5.25V, MAX4754A/MAX4756A V+ = 3.6V to 5.25V, MAX4754/MAX4755/MAX4756 5.5V V+, IN_ MAX4754/MAX4754A/MAX4755/MAX4756/ MAX4756A V+ = 5.5V 0.5V or 1.4V, IN_ MAX4754A/MAX4756A or V )], V = output COM NO = +25°C.) (Notes MIN TYP MAX A +25°C 0.035 +25°C 180 +25° ...

Page 5

... Quad SPDT Switches in UCSP/QFN ( +25°C, unless otherwise noted.) A ON-RESISTANCE vs. V COM (MAX4754A/MAX4756A) 4.5 4.0 3 1.8V 3.0 2 2.7V 1 3.0V 1 5.5V 0 (V) COM ON-RESISTANCE vs. V COM 13.0 MAX4755 NC1, NC2 CHANNELS 12 +1. +2.3V 11 +2.5V 11 +3.0V 10 +5V 10.0 0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 V (V) COM NO/NC OFF-LEAKAGE CURRENT vs. TEMPERATURE (MAX4754/MAX4755/MAX4756 ...

Page 6

... OFF 100 0 5.5 1.5 2.5 3.5 4.5 SUPPLY VOLTAGE (V) SUPPLY CURRENT vs. TEMPERATURE (MAX4754/MAX4755/MAX4756) 100 0 3.0V 0.01 0.001 -40 - TEMPERATURE (°C) LOGIC THRESHOLD vs. SUPPLY VOLTAGE (MAX4754A/MAX4756A) 1.4 1 0.6 0.4 0.2 0.0 5.0 5.5 1.5 2.5 3.5 SUPPLY VOLTAGE (V) TURN-ON/OFF TIMES vs. TEMPERATURE (MAX4754/MAX4755/MAX4756 ...

Page 7

... Quad SPDT Switches in UCSP/QFN ( +25°C, unless otherwise noted.) A TURN-ON/OFF TIMES vs. TEMPERATURE (MAX4754A) 450 400 OFF 350 300 250 200 150 OFF 100 50 0 -40 - SUPPLY VOLTAGE (V) _______________________________________________________________________________________ Typical Operating Characteristics (continued) SUPPLY CURRENT vs ...

Page 8

... Quad SPDT Switches in UCSP/QFN PIN MAX4754/MAX4754A MAX4755 UCSP QFN UCSP QFN — — — — EP — ...

Page 9

... The devices are fully specified for nominal 3V applications. The MAX4754/MAX4754A DPDT switch have two logic control inputs with each input controlling two SPDT switches. Each switch has a 0.5Ω on-resistance in the NO and NC terminals making it ideal for switching audio signals. The MAX4755 DPDT switch also has four 0.5Ω ...

Page 10

... Figure 1. Switching Time V+ MAX4754/MAX4754A MAX4755/MAX4756/ V+ MAX4756A NC_ V N_ COM_ NO_ IN_ LOGIC GND INPUT C INCLUDES FIXTURE AND STRAY CAPACITANCE. L Figure 2. Break-Before-Make Interval MAX4754/MAX4754A MAX4755/MAX4756/ MAX4756A R GEN NC_ OR NO_ V GEN GND IN_ V IL Figure 3. Charge Injection 10 ______________________________________________________________________________________ Timing Circuits/Timing Diagrams LOGIC INPUT ...

Page 11

... ON-LOSS IS MEASURED BETWEEN COM_ AND ON NO_ OR NC_ TERMINAL ON EACH SWITCH. CROSSTALK IS MEASURED FROM ONE CHANNEL TO THE OTHER CHANNEL. SIGNAL DIRECTION THROUGH SWITCH IS REVERSED; WORST VALUES ARE RECORDED. Figure 4. On-Loss, Off-Isolation, and Crosstalk V+ 10nF V+ MAX4754/MAX4754A/ MAX4755/MAX4756/ MAX4756A COM_ CAPACITANCE METER NC_ or NO_ ...

Page 12

... GND NC3 16 + NC2 NO3 UCSP *EP: EXPOSED PADDLE CONNECTED TO GND — — LOW OFF — — LOW HIGH HIGH — OFF ON — ON OFF MAX4754 MAX4754A MAX4755 MAX4756 MAX4756A NC4 7 COM4 NO4 EP TQFN MAX4756/MAX4756A INA NO_ NC_ ...

Page 13

... Quad SPDT Switches in UCSP/QFN (The package drawing(s) in this data sheet may not reflect the most current specifications. For the latest package outline information www.maxim-ic.com/packages.) ______________________________________________________________________________________ Package Information PACKAGE OUTLINE, 12, 16, 20, 24, 28L THIN QFN, 4x4x0.8mm 1 21-0139 ...

Page 14

... Quad SPDT Switches in UCSP/QFN (The package drawing(s) in this data sheet may not reflect the most current specifications. For the latest package outline information www.maxim-ic.com/packages.) 14 ______________________________________________________________________________________ Package Information (continued) PACKAGE OUTLINE, 12, 16, 20, 24, 28L THIN QFN, 4x4x0.8mm 21-0139 ...

Page 15

... Pages changed at Rev 1: 1– 13, 14, 15 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. ...

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