MCP4132 Microchip Technology Inc., MCP4132 Datasheet - Page 46

• Manufacturer Part Number: MCP4132
• Description: 7/8-bit Single/dual Spi Digital Pot With Volatile Memory
• Manufacturer: Microchip Technology Inc.

MCP413X/415X/423X/425X
FIGURE 6-7:
(Mode 1,1).
FIGURE 6-8:
(Mode 0,0).
DS22060A-page 46
SCK
SCK
Write to
SSPBUF
SDI
Input
Sample
CS
Write to
SSPBUF
SDO
SDI
Input
Sample
CS
SDO
Note 1: V
Note 1: V
V
V
IH
IH
operation.
operation.
IHH
IHH
is supported for compability with the MCP414X/6X and MCP424X/6X devices high voltage
is supported for compability with the MCP414X/6X and MCP424X/6X devices high voltage
V
V
V
V
IHH
IL
8-Bit Commands (Increment, Decrement, Modify - SPI Waveform with PIC MCU
IL
8-Bit Commands (Increment, Decrement, Modify - SPI Waveform with PIC MCU
IHH
(1)
(1)
AD3
bit7
AD3
bit7
bit7
bit7
AD2
AD2
bit6
bit6
AD1
AD1
bit5
bit5
AD0
AD0
bit4
bit4
C1
C1
bit3
bit3
C0
C0
bit2
bit2
X
© 2007 Microchip Technology Inc.
X
CMDERR bit
“1” = “Valid” Command/Address
“0” = “Invalid” Command/Address
bit1
CMDERR bit
“1” = “Valid” Command/Address
“0” = “Invalid” Command/Address
bit1
bit0
X
bit0
X
bit0
bit0