参数资料
型号: MAX4993ELB+T
厂商: Maxim Integrated Products
文件页数: 7/10页
文件大小: 0K
描述: IC SWITCH DPDT 10UDFN
标准包装: 2,500
功能: 开关
电路: 1 x DPDT
导通状态电阻: 500 毫欧
电压电源: 单电源
电压 - 电源,单路/双路(±): 1.8 V ~ 5.5 V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 10-WFDFN
供应商设备封装: 10-uDFN(2x2)
包装: 带卷 (TR)
MAX4991–MAX4994
Low RON, Dual-SPDT/Single-DPDT Analog
Switches with Slow Turn-On Time
6
_______________________________________________________________________________________
Pin Description
PIN
MAX4991/MAX4992
MAX4993/MAX4994
NAME
FUNCTION
11
VCC
Positive-Supply Voltage Input. Bypass VCC to GND with a 0.1F capacitor
as close as possible to the device.
2
NO1
Analog Switch 1—Normally Open Terminal
3
COM1
Analog Switch 1—Common Terminal. COM1 must be connected to the
speaker load for click-and-pop reduction.
4
CB1
Digital Control Input for Switch 1
4
CB
Digital Control Input for Switch 1 and Switch 2
5
NC1
Analog Switch 1—Normally Closed Terminal
6
GND
Ground
7
NC2
Analog Switch 2—Normally Closed Terminal
8
CB2
Digital Control Input for Switch 2
—8
EN
Active-Low Enable Input—Drive EN high to put switches in high
impedance. Drive EN low for normal operation.
9
COM2
Analog Switch 2—Common Terminal. COM2 must be connected to the
speaker load for click-and-pop reduction.
10
NO2
Analog Switch 2—Normally Open Terminal
Typical Operating Characteristics (continued)
(VCC = +3.0V, TA = +25°C, unless otherwise noted.)
FREQUENCY RESPONSE
MAX4991-MAX4994
toc10
FREQUENCY (Hz)
MAGNITUDE
(dB)
100
10,000
1000
-80
-60
-40
-140
-120
-100
-20
0
20
-160
10
100,000
ON-RESPONSE
OFF-RESPONSE
CROSSTALK
TOTAL HARMONIC DISTORTION + NOISE
vs. FREQUENCY
MAX4991-MAX4994
toc11
FREQUENCY (Hz)
THD+N
(%)
100
1000
0.01
0.1
1
0.001
10
100,000
RL = 50
Ω
SLOW TURN-ON RESPONSE
MAX4991 toc12
VIN
2V/div
VCOM
1V/div
ICOM
10mA/div
VCC = +2.8V
CCL = 100
μF
RL = 16
Ω
20ms/div
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