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MAX4850H の電気的特性と機能

MAX4850HのメーカーはMaxim Integrated Productsです、この部品の機能は「(MAX4850 / MAX4852) Dual SPDT Analog Switches」です。


製品の詳細 ( Datasheet PDF )

部品番号 MAX4850H
部品説明 (MAX4850 / MAX4852) Dual SPDT Analog Switches
メーカ Maxim Integrated Products
ロゴ Maxim Integrated Products ロゴ 




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MAX4850H Datasheet, MAX4850H PDF,ピン配置, 機能
www.DataSheet4U.com
19-3375; Rev 0; 7/04
Dual SPDT Analog Switches with
Over-Rail Signal Handling
General Description
The MAX4850/MAX4850H/MAX4852/MAX4852H family
of dual SPDT (single-pole/double-throw) switches oper-
ate from a single +2V to +5.5V supply and can handle
signals greater than the supply rail. These switches fea-
ture low 3.5or 3.5/7on-resistance with low on-
capacitance, making them ideal for switching audio
and data signals.
The MAX4850/MAX4850H are configured with two
SPDT switches and feature two comparators for head-
phone detection or mute/send key functions. The
MAX4852 has two SPDT switches with no comparators
for low 1µA supply current.
For over-rail applications, these devices offer either the
pass-through or high-impedance option. For the
MAX4850/MAX4852, the signal (up to 5.5V) passes
through the switch without distortion even when the posi-
tive supply rail is exceeded. For the MAX4850H/
MAX4852H, the switch input becomes high impedance
when the input signal exceeds the supply rail.
The MAX4850/MAX4850H/MAX4852/MAX4852H are
available in the space-saving (3mm x 3mm), 16-pin
TQFN package and operate over the extended temper-
ature range of -40°C to +85°C.
Applications
USB Switching
Audio-Signal Routing
Cellular Phones
Notebook Computers
PDAs and Other Handheld Devices
Features
o USB 2.0 Full Speed (12MB) and USB 1.1 Signal
Switching Compliant
o Switch Signals Greater than VCC
o 0.1ns Differential Skew
o 3.5/7On-Resistance
o 135MHz -3dB Bandwidth
o +2V to +5.5V Supply Range
o 1.8V Logic Compatible
o Low Supply Current
1µA (MAX4852)
5µA (MAX4850)
10µA (MAX4850H/MAX4852H)
o Available in a Space-Saving (3mm x 3mm),
16-Pin TQFN Package
Ordering Information
PART
TEMP RANGE
MAX4850ETE -40°C to +85°C
MAX4850HETE -40°C to +85°C
MAX4852ETE -40°C to +85°C
MAX4852HETE -40°C to +85°C
*EP = Exposed paddle.
PIN-PACKAGE
16 TQFN-EP*
16 TQFN-EP*
16 TQFN-EP*
16 TQFN-EP*
TOP
MARK
ABU
ABV
ABZ
ACA
Pin Configurations and Selector Guide appear at end of
data sheet.
Block Diagrams/Truth Table
NC1
NO1
NC2
NO2
COUT1
COUT2
MAX4850
MAX4850H
3.5
COM1
IN1
IN2
3.5COM2
VCC
3
CIN1
VCC
3
CIN2
MAX4852
MAX4852H
NC1 3.5
COM1
NO1 7IN1
NC2 3.5IN2
COM2
NO2 7
MAX4850_
MAX4852_
IN_ NO_ NC_
0 OFF ON
1 ON OFF
SWITCHES SHOWN FOR
LOGIC 0 INPUT
________________________________________________________________ Maxim Integrated Products 1
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.

1 Page





MAX4850H pdf, ピン配列
Dual SPDT Analog Switches with
Over-Rail Signal Handling
ELECTRICAL CHARACTERISTICS (continued)
(VCC = +2.7V to +5.5V, TA = -40°C to +85°C, unless otherwise noted. Typical values are at VCC = +3.0V, TA = +25°C, unless other-
wise noted.) (Note 2)
PARAMETER
SYMBOL
CONDITIONS
MIN TYP MAX UNITS
COM On-Capacitance
CON
f = 1MHz (Figure 6)
ANALOG SWITCH (7Switch)
Analog Signal Range
VNO_, VNC_,
VCOM_
On-Resistance
RON
VCC = 3V, ICOM_ = 10mA, VNC_
or VNO_ = 0 to 5.5V (MAX4852)
or VCC (MAX4852H)
TA = +25°C
TA = -40°C
to +85°C
On-Resistance Match
Between Channels
(Notes 3, 4)
RON
VCC = 3V, ICOM = 10mA, VNC_ or
VNO_ = 1.5V
TA = +25°C
TA = -40°C
to +85°C
On-Resistance Flatness
(Note 5)
RFLAT
VCC = 3V, ICOM_ = 10mA, VNC_
or VNO_ = 1V, 2V, 3V
TA = +25°C
TA = -40°C
to +85°C
NO_/NC_ Off-Leakage
Current
IOFF
VCC = 5.5V, VNC_ or VNO_ = 1V
or 4.5V, VCOM_ = 4.5V or 1V
TA = +25°C
TA = -40°C
to +85°C
COM_ On-Leakage Current
VCC = 5.5V; VNC_ or VNO_ = 1V, TA = +25°C
ION
4.5V, or floating; VCOM_ = 1V,
TA = -40°C
4.5V, or floating
to +85°C
0
-2
-10
-2
-12.5
60
5.5
79
10
0.2 0.4
0.5
2.5 3.75
4.0
+2
+10
+2
+12.5
pF
V
nA
nA
-3dB Bandwidth
BW Signal = 0dBm, RL = 50, CL = 5pF (Figure 5) 135 MHz
NO_/NC_ Off-Capacitance
COFF
COM On-Capacitance
CON
DYNAMIC CHARACTERISTICS
Signal Over-Rail to High-Z
Switching Time
tHIZ
High-Z to Low-Z Switching
Time
tHIZB
Skew (Note 3)
Propagation Delay (Note 3)
tSKEW
tPD
Turn-On Time
tON
Turn-Off Time
tOFF
f = 1MHz (Figure 6)
f = 1MHz (Figure 6)
MAX4850H/MAX4852H, VNO_ or VNC_ = VCC to
(VCC + 0.5V), VCC < 5V (Figure 1)
MAX4850H/MAX4852H, VNO_ or VNC_ =
(VCC + 0.5V) to VCC, VCC < 5V (Figure 1)
RS = 39, CL = 50pF (Figure 2)
RS = 39, CL = 50pF (Figure 2)
VCC = 3V, VNO_ or VNC_ = 1.5V,
RL = 300, CL = 50pF (Figure 1)
TA = +25°C
TA = -40°C
to +85°C
VCC = 3V, VNO_ or VNC_ = 1.5V,
RL = 300, CL = 50pF (Figure 1)
TA = +25°C
TA = -40°C
to +85°C
12 pF
50 pF
0.5 1
0.5 1
0.1 1
0.9 2
40 60
100
30 40
60
µs
µs
ns
ns
ns
ns
_______________________________________________________________________________________ 3


3Pages


MAX4850H 電子部品, 半導体
Dual SPDT Analog Switches with
Over-Rail Signal Handling
Typical Operating Characteristics (continued)
(VCC = 3.0V, TA = +25°C, unless otherwise noted.)
MAX4852H
ON-RESISTANCE vs. COM VOLTAGE
45
7SWITCH
40
VCC = 1.8V
35
30
25
VCC = 2.0V
20
15 VCC = 2.3V
10 VCC = 2.5V
VCC = 3.0V VCC = 5.0V
5
0
0246
COM VOLTAGE (V)
MAX4852H
ON-RESISTANCE vs. COM VOLTAGE
8
VCC = 3.0V
7SWITCH
7
TA = +85°C
6
5
TA = +25°C
4
TA = -40°C
3
2
0 0.5 1.0 1.5 2.0 2.5 3.0
COM VOLTAGE (V)
MAX4852H
ON-RESISTANCE vs. COM VOLTAGE
5.5
VCC = 5.0V
5.0 7SWITCH
4.5 TA = +85°C
4.0
TA = +25°C
3.5
3.0
2.5
2.0
TA = -40°C
1.5
01
2
3
COM VOLTAGE (V)
4
5
MAX4850
SUPPLY CURRENT vs. SUPPLY VOLTAGE
7
MAX4850H
SUPPLY CURRENT vs. SUPPLY VOLTAGE
10
6
TA = -40°C
5
4
3 TA = +25°C
TA = +85°C
9 TA = -40°C
8
7
6
5
TA = +25°C
4
TA = +85°C
3
2
1.5 2.5 3.5 4.5 5.5
SUPPLY VOLTAGE (V)
2
1.5 2.5 3.5 4.5 5.5
SUPPLY VOLTAGE (V)
MAX4852
SUPPLY CURRENT vs. SUPPLY VOLTAGE
3.5
3.0
2.5
2.0
TA = +85°C
1.5
1.0
0.5
TA = +25°C
TA = -40°C
MAX4852H
SUPPLY CURRENT vs. SUPPLY VOLTAGE
7.0
6.5
TA = -40°C
6.0
5.5
5.0
4.5
4.0
TA = +25°C
TA = +85°C
3.5
TURN-ON/TURN-OFF TIME
vs. SUPPLY VOLTAGE
60
3.5SWITCH
50
40
tON
30
20
tOFF
10
0 3.0
1.5 2.5 3.5 4.5 5.5
1.5 2.5 3.5 4.5 5.5
SUPPLY VOLTAGE (V)
SUPPLY VOLTAGE (V)
0
1.5 2.5 3.5 4.5 5.5
SUPPLY VOLTAGE (V)
6 _______________________________________________________________________________________

6 Page



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共有リンク

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部品番号部品説明メーカ
MAX4850

(MAX4850 / MAX4852) Dual SPDT Analog Switches

Maxim Integrated Products
Maxim Integrated Products
MAX4850H

(MAX4850 / MAX4852) Dual SPDT Analog Switches

Maxim Integrated Products
Maxim Integrated Products


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