參數(shù)資料
型號: MCP2140T-I/SO
廠商: Microchip Technology
文件頁數(shù): 24/58頁
文件大小: 0K
描述: IC IRDA CONTROLLR DTE/DCE 18SOIC
標(biāo)準(zhǔn)包裝: 1,100
控制器類型: IRDA 標(biāo)準(zhǔn)協(xié)議??刂破?br>
接口: UART
電源電壓: 3 V ~ 5.5 V
電流 - 電源: 2.2mA
工作溫度: -40°C ~ 125°C
安裝類型: 表面貼裝
封裝/外殼: 18-SOIC(0.295",7.50mm 寬)
供應(yīng)商設(shè)備封裝: 18-SOIC
包裝: 帶卷 (TR)
配用: MCP2140DM-TMPSNS-ND - BOARD DEMO FOR MCP2140
MCP2140
DS21790A-page 30
Preliminary
2003 Microchip Technology Inc.
4.3
Timing Diagrams and Specifications
FIGURE 4-3:
EXTERNAL CLOCK TIMING
TABLE 4-3:
EXTERNAL CLOCK TIMING REQUIREMENTS
AC Specifications
Electrical Characteristics:
Standard Operating Conditions (unless otherwise specified):
Operating Temperature: -40
°C ≤ TA ≤ +85°C (industrial)
Operating Voltage VDD range is described in Section 4.1
Param.
No.
Sym
Characteristic
Min
Typ(1)
Max
Units
Conditions
1
TOSC External CLKIN Period (2, 3)
90.422
90.422
ns
Device Operation
Low Power mode
(PHACT drive Low)
Oscillator Period (2)
90.422
90.422
ns
1A
FOSC External CLKIN
Frequency (2, 3)
7.3728
MHz
Oscillator Frequency (2)
7.3728
7.3728
MHz
1B
FERR Error in Frequency
± 0.01
%
1C
ECLK External Clock Error
± 0.01
%
4
TosR,
TosF
Clock in (OSC1)
Rise or Fall Time
15
ns
Note 1: Data in the Typical (“Typ”) column is at 5V, 25
°C unless otherwise stated. These parameters are for design
guidance only and are not tested.
2: All specified values are based on oscillator characterization data under standard operating conditions.
Exceeding these specified limits may result in unstable oscillator operation and/or higher than expected
current consumption. When an external clock input is used, the “max” cycle time limit is “DC” (no clock) for
all devices.
3: A duty cycle of no more than 60% (High time/Low time or Low time/High time) is recommended for external
clock inputs.
OSC1
Q4
Q1
Q2
Q3
Q4
Q1
1
33
44
2
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