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MCP47FXB2XT-EST Folha de dados(PDF) 60 Page - Microchip Technology

Nome de Peças MCP47FXB2XT-EST
Descrição Electrónicos  8/10/12-Bit Quad/Octal Voltage Output, 6 LSb INL Digital-to-Analog Converters with I짼C Interface
PDF  124 Pages
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Fabricante Electrônico  MICROCHIP [Microchip Technology]
Página de início  http://www.microchip.com
Logo MICROCHIP - Microchip Technology

MCP47FXB2XT-EST Folha de dados(HTML) 60 Page - Microchip Technology

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MCP47FXBX4/8
DS20006368A-page 60
 2020 Microchip Technology Inc.
Register 4-3 shows the format of the Power-Down
Control register. Each DAC has two bits to control the
Power-Down state of the DAC. This register is for both
volatile and nonvolatile memory locations.
REGISTER 4-3:
POWER-DOWN CONTROL REGISTER
(VOLATILE/NONVOLATILE) (ADDRESSES 09h, 19h)
R/W-nR/W-n R/W-nR/W-n R/W-nR/W-n R/W-n R/W-n R/W-nR/W-n R/W-nR/W-n R/W-nR/W-n R/W-n R/W-n
Octal
PD7B PD7A PD6B PD6A PD5B PD5A PD4B PD4A PD3B PD3A PD2B PD2A PD1B PD1A PD0B PD0A
Quad
—(1)
—(1)
—(1)
—(1)
—(1)
—(1)
—(1)
—(1) PD0B PD0A PD0B PD0A PD0B PD0A PD0B PD0A
bit 15
bit 0
Legend:
R = Readable bit
W = Writable bit
U = Unimplemented bit, read as ‘0’
-n = Value at POR
‘1’ = Bit is set
‘0’ = Bit is cleared
x = Bit is unknown
= Quad-channel device
= Octal-channel device
Octal
Quad
—
bit 15-8
Unimplemented: Read as ‘1’
bit 15-0
bit 7-0
PDnB-PDnA: DAC Power-Down Control bits(2)
11 =Powered Down - VOUT is open circuit
10 =Powered Down - VOUT is loaded with a 125 k resistor to ground
01 =Powered Down - VOUT is loaded with a 1 k resistor to ground
00 =Normal Operation (not powered down)
Note 1:
Unimplemented bit, read as ‘0’.
2:
See Table 5-4 for more details.



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