参数资料
型号: ISL54224IRTZ-T
厂商: Intersil
文件页数: 11/18页
文件大小: 0K
描述: IC MULTIPLEXER DUAL 2:1 10TDFN
标准包装: 6,000
功能: 多路复用器
电路: 2 x 2:1
导通状态电阻: 20 欧姆
电压电源: 单电源
电压 - 电源,单路/双路(±): 2.7 V ~ 5.25 V
电流 - 电源: 45µA
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 10-VFDFN 裸露焊盘
供应商设备封装: 10-TDFN-EP(3x3)
包装: 带卷 (TR)
ISL54224
2
FN6969.1
September 19, 2013
Pin Configuration
ISL54224
(10 LD 1.8x1.4 TQFN)
TOP VIEW
ISL54224
(10 LD 3x3 TDFN)
TOP VIEW
NOTE:
1. Switches Shown for SEL = Logic “1” and OE/ALM = Logic “1”.
8
10
D-
OE/ALM
D+
VDD 9
7
2
3
4
GND
HSD2-
HSD2+
5
SEL
LO
GI
C
CONT
ROL
1
6
HSD1+
HSD1-
OVP
4MW
4M
SEL
HSD2-
D+
HSD2+
HSD1+
GND
1
2
3
4
5
10
9
8
7
6
D-
HSD1-
VDD
OE/ALM
LOGIC CONTROL
OVP
PD
4M
Truth Table
OE/ALM
SEL
HSD1-, HSD1+
HSD2-, HSD2+
0X
OFF
10
ON
OFF
11
OFF
ON
Logic “0” when
≤ 0.5V, Logic “1” when ≥ 1.4V with a 2.7V to 3.6V
Supply.
Pin Descriptions
TQFN
TDFN
PIN
NAME
DESCRIPTION
1
2
HSD2-
USB Data Port Channel 2
2
3
HSD2+ USB Data Port Channel 2
34
D+
USB Data COM Port
45
GND
Ground Connection
56
D-
USB Data COM Port
6
7
HSD1-
USB Data Port Channel 1
7
8
HSD1+ USB Data Port Channel 1
8
9
OE/ALM Switch Enable/Alarm (open drain
connection)
Drive Low to Open All Switches
Outputs Low when OVP is Activated
9
10
VDD
Power Supply
10
1
SEL
Select Logic Control Input
-
PD
Thermal Pad. Tie to Ground or Float
TABLE 1. USB - OVP POSSIBLE SITUATIONS AND TRIP POINT VOLTAGE
CODEC SUPPLY
SWITCH SUPPLY (VDD)
COMs SHORTED TO
PROTECTED
TRIP POINT
OE/ALM
MIN
MAX
2.7V to 3.3V
2.7V to 5.25V
VBUS
Yes
3.63V
3.95V
Low
2.7V to 3.3V
2.7V to 5.25V
-5V
Yes
-0.76V
-0.29V
Low
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