参数资料
型号: MIC2550ABML TR
厂商: Micrel Inc
文件页数: 4/11页
文件大小: 0K
描述: IC USB TRANSCEIVER 16-MLF
标准包装: 5,000
类型: USB 收发器
驱动器/接收器数: 1/1
规程: USB 2.0
电源电压: 4 V ~ 5.25 V
安装类型: 表面贴装
封装/外壳: 16-VQFN Exposed Pad,16-MLF?
供应商设备封装: 16-MLF?(4x4)
包装: 带卷 (TR)
其它名称: MIC2550ABMLTR
MIC2550ABMLTR-ND
MIC2550A
Micrel, Inc.
M9999-031805
2
March 2005
Pin Description
Pin Name
Pin Number
Pin Function
MIC2550ABTS
MIC2550ABML
VIF
1
15
System Interface Supply Voltage (Input): Determines logic voltage levels for
system interface signaling to logic controller.
SPD
2
1
Speed (Input): Edge rate control. Logic high selects full-speed edge rates.
Logic low selects low-speed edge rates.
RCV
3
2
Receive Data (Output): System interface receive data interface to logic
controller.
VP
4
3
Plus (Input/Output): System interface signal to logic controller. If OE# is
logic 1, VP is a receiver output (+); If OE# is logic 0, VP is a driver input (+).
VM
5
4
Minus (Input/Output): System interface signal to logic controller. If OE# is
logic 1, VM is a receiver output (–); If OE# is logic 0, VM is a driver input (–).
NC
6, 13
5, 8, 13 16
Not internally connected
GND
7
6
Ground: Power supply return and signal reference.
SUS
8
7
Suspend (Input): Logic high turns off internal circuits to reduce supply
current.
OE#
9
Output Enable (Input): Active low system interface input signal from logic
controller. Logic low causes transceiver to transmit data onto the bus. Logic
high causes the transceiver to receive data from the bus.
D–
10
USB Differential Data Line – (Input/Output)
D+
11
USB Differential Data Line + (Input/Output)
VTRM
12
Termination Supply (Output): 3.3V speed termination resistor supply output.
VBUS
14
USB Supply Voltage (Input): Transceiver supply.
Pin Configuration
1
VIF
SPD
RCV
VP
VM
NC
GND
14 VBUS
NC
VTRM
D+
D–
OE#
SUS
13
12
11
10
9
8
2
3
4
5
6
7
14-Pin TSSOP (TM)
1
2
3
4
12
11
10
9
16 15 14 13
5678
SPD
RCV
VP
VM
VTRM
D+
D–
OE#
NC
VBUS
VIF
NC
SUS
GND
NC
16-Pin MLF (ML)
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