DEVICE FUNCTIONALITY AT EACH VDD
參數(shù)資料
型號: MCP40D19T-503E/LT
廠商: Microchip Technology
文件頁數(shù): 26/43頁
文件大小: 0K
描述: IC DGTL POT 50K 128TAPS SC70-5
標準包裝: 1
接片: 128
電阻(歐姆): 50k
電路數(shù): 1
溫度系數(shù): 標準值 150 ppm/°C
存儲器類型: 易失
接口: I²C
電源電壓: 1.8 V ~ 5.5 V
工作溫度: -40°C ~ 125°C
安裝類型: 表面貼裝
封裝/外殼: 6-TSSOP(5 引線),SC-88A,SOT-353
供應商設備封裝: SC-70-5
包裝: 標準包裝
產(chǎn)品目錄頁面: 674 (CN2011-ZH PDF)
其它名稱: MCP40D19T-503E/LTDKR
MCP40D17/18/19
DS22152B-page 32
2009 Microchip Technology Inc.
TABLE 4-1:
DEVICE FUNCTIONALITY AT EACH VDD REGION (NOTE 1)
FIGURE 4-1:
Power-up and Brown-out.
VDD Level
Serial
Interface
Potentiometer
Terminals
Wiper Setting
Comment
VDD < VBOR < 1.8V Ignored
“unknown”
Unknown
VBOR ≤ VDD < 1.8V “Unknown” Operational with
reduced electrical
specs
Wiper Register loaded
with POR/BOR value
1.8V
≤ V
DD < 2.7V
Accepted
Operational with
reduced electrical
specs
Wiper Register
determines Wiper
Setting
Electrical performance may not
meet the data sheet specifications.
2.7V
≤ V
DD ≤ 5.5V
Accepted
Operational
Wiper Register
determines Wiper
Setting
Meets the data sheet specifications
Note 1:
For system voltages below the minimum operating voltage, the customer will be recommended to use a
voltage supervisor to hold the system in reset. This will ensure that MCP4017/18/19 commands are not
attempted out of the operating range of the device.
VPOR/BOR
VSS
VDD
2.7V
Outside Specified
Normal Operation Range
Device’s Serial
Wiper Forced to Default POR/BOR setting
VBOR Delay
Normal Operation Range
1.8V
Interface is
“Not Operational”
AC/DC Range
Analog
Characteristics
not specified
Analog
Characteristics not specified
VRAM
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