POR AND POR REARM WITH SLOW RISING VDD
參數(shù)資料
型號(hào): MCP2200-I/MQ
廠商: Microchip Technology
文件頁(yè)數(shù): 20/44頁(yè)
文件大?。?/td> 0K
描述: IC USB TO UART 20QFN
特色產(chǎn)品: MCP2200 USB-to-UART Serial Converter
標(biāo)準(zhǔn)包裝: 73
特點(diǎn): USB 至 UART
通道數(shù): 8
FIFO's: 256 字節(jié)
規(guī)程: USB 2.0
電源電壓: 3 V ~ 5.5 V
帶自動(dòng)流量控制功能:
安裝類(lèi)型: 表面貼裝
封裝/外殼: 20-VQFN 裸露焊盤(pán)
供應(yīng)商設(shè)備封裝: 20-VQFN
包裝: 管件
產(chǎn)品目錄頁(yè)面: 684 (CN2011-ZH PDF)
2011 Microchip Technology Inc.
DS22228B-page 27
MCP2200
FIGURE 3-1:
POR AND POR REARM WITH SLOW RISING VDD
VDD
VPOR
VPORR
VSS
NPOR(1)
TPOR(3)
POR REARM
Note 1:
When NPOR is low, the device is held in Reset.
2:
TPOR 1
s typical.
3:
TVLOW 2.7
s typical.
TVLOW(2)
TABLE 3-1:
USB MODULE SPECIFICATIONS
DC Characteristics
Operating Conditions (unless otherwise indicated):
3.0V
VDD 5.5V at -40C TA +85C (I-Temp)
Param
No.
Characteristic
Sym
Min
Typ
Max
Units
Conditions
D313
USB Voltage
VUSB
3.0
3.6
V
Voltage on VUSB pin must be
in this range for proper USB
operation
D314
Input Leakage on Pin
IIL
——
± 1
μAVSS
VPIN VDD pin at
high-impedance
D315
Input Low Voltage
for USB Buffer
VILUSB
——
0.8
V
For VUSB range
D316
Input High Voltage
for USB Buffer
VIHUSB
2.0
V
For VUSB range
D318
Differential Input
Sensitivity
VDIFS
0.2
V
The difference between D+
and D- must exceed this value
while VCM is met
D319
Differential Common
Mode Range
VCM
0.8
2.5
V
D320
Driver Output
Impedance(1)
ZOUT
28
44
D321
Voltage Output Low
VOL
0.0
0.3
V
1.5 k
load connected to 3.6V
D322
Voltage Output High
VOH
2.8
3.6
V
1.5 k
load connected to
ground
Note 1:
The D+ and D- signal lines have been built-in impedance matching resistors. No external resistors,
capacitors or magnetic components are necessary on the D+/D- signal paths between the MCP2200
family device and the USB cable.
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