參數(shù)資料
型號: MAX4715-MAX4716
廠商: Maxim Integrated Products, Inc.
英文描述: 0.4з, Low-Voltage, Single-Supply SPST Analog Switches in SC70
中文描述: 0.4з,低電壓,單電源SPST模擬開關(guān)采用SC70
文件頁數(shù): 6/8頁
文件大小: 199K
代理商: MAX4715-MAX4716
M
0.4
, Low-Voltage, Single-Supply
SPST Analog Switches in SC70
6
_______________________________________________________________________________________
Detailed Description
The MAX4715/MAX4716 are low on-resistance (R
ON
),
low-voltage, single-pole/single-throw (SPST) analog
switches that operate from a +1.6V to +3.6V single sup-
ply. The MAX4715 is normally open (NO), and the
MAX4716 is normally closed (NC).
When powered from a +3V supply, their 0.4
R
ON
allows high continuous currents to be switched in a
variety of applications.
Applications Information
Logic Inputs
The MAX4715/MAX4716 logic inputs can be driven up
to +3.6V regardless of the supply voltage. For example,
with a +3.3V supply, IN may be driven low to GND and
high to +3.6V. Driving IN Rail-to-Rail
minimizes power
consumption.
Analog Signal Levels
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
).
The switches are bidirectional, so the NO, NC, and
COM pins can be used as either inputs or outputs.
50%
LOGIC
INPUT
R
L
50
COM
GND
IN
t
OFF
0V
NO
OR NC
0.9
V
0UT
0.9 x V
OUT
t
ON
V
OUT
SWITCH
OUTPUT
LOGIC
INPUT
LOGIC INPUT WAVEFORMS INVERTED FOR SWITCHES
THAT HAVE THE OPPOSITE LOGIC SENSE.
V+
C
L
35pF
C
L
INCLUDES FIXTURE AND STRAY CAPACITANCE.
OUT
= V
N_
(
R
L
)
V
L
+ R
ON
V+
V
OUT
V
INL
V
INH
V
N_
MAX4715
MAX4716
Figure 1. Switching Time
Test Circuits/Timing Diagrams
V
GEN
GND
COM
C
L
V
OUT
V+
V
OUT
IN
OFF
ON
OFF
V
OUT
Q = (
V
OUT
)(C
L
)
NO
OR NC
IN DEPENDS ON SWITCH CONFIGURATION;
INPUT POLARITY DETERMINED BY SENSE OF SWITCH.
OFF
ON
OFF
IN
V
INL
to V
INH
V+
R
GEN
IN
MAX4715
MAX4716
Figure 2. Charge Injection
Rail-to-Rail is a registered trademark of Nippon Motorola Ltd.
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