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| 型號： | MCP40D18T-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 SC70-6 |
| 標(biāo)準(zhǔn)包裝： | 1 |
| 接片： | 128 |
| 電阻（歐姆）： | 50k |
| 電路數(shù)： | 1 |
| 溫度系數(shù)： | 標(biāo)準(zhǔn)值 150 ppm/°C |
| 存儲(chǔ)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，SC-88，SOT-363 |
| 供應(yīng)商設(shè)備封裝： | SC-70-6 |
| 包裝： | 標(biāo)準(zhǔn)包裝 |
| 產(chǎn)品目錄頁面： | 674 (CN2011-ZH PDF) |
| 其它名稱： | MCP40D18T-503E/LTDKR |
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MCP40D17/18/19
DS22152B-page 32
2009 Microchip Technology Inc.
TABLE 4-1:
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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