MCP4461T-502E/ML Microchip Technology, MCP4461T-502E/ML Datasheet - Page 59

• Manufacturer Part Number: MCP4461T-502E/ML
• Description: IC DGTL POT 257TAPS 5K 20QFN
• Manufacturer: Microchip Technology

Specifications of MCP4461T-502E/ML

• Package / Case: 20-VFQFN Exposed Pad
• Temperature Coefficient: 150 ppm/°C Typical
• Taps: 257
• Resistance (ohms): 5K
• Number Of Circuits: 4
• Memory Type: Non-Volatile
• Interface: I²C, 2-Wire Serial
• Voltage - Supply: 2.7 V ~ 5.5 V
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Number Of Pots: Quad
• Taps Per Pot: 257
• Resistance: 5 KOhms
• Wiper Memory: Non Volatile
• Buffered Wiper: Buffered
• Digital Interface: I2C
• Operating Supply Voltage: 2.7 V to 5.5 V
• Supply Current: 600 uA
• Maximum Operating Temperature: + 125 C
• Minimum Operating Temperature: - 40 C
• Description/function: Quad I2C Digital POT with Nonvolatile Memory
• Mounting Style: SMD/SMT
• Supply Voltage (max): 5.5 V
• Supply Voltage (min): 2.7 V
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

FIGURE 6-11:
© 2010 Microchip Technology Inc.
S
S
S
Reserved 7-bit Commands (By I
MCP44XX 7-bit Commands
The Following is a Microchip Extension to this General Call Format
MCP44XX 7-bit Commands
The Following is a “Hardware General Call” Format
0 0 0
0 0 0
0 0 0
‘0000 011’b - Reset and write programmable part of slave address by hardware.
‘0000 010’b - Write programmable part of slave address by hardware.
‘0000 000’b - NOT Allowed
‘1000 01x’b - Increment Wiper 0 Register.
‘1001 01x’b - Increment Wiper 1 Register.
‘1000 10x’b - Decrement Wiper 0 Register.
‘1001 10x’b - Decrement Wiper 1 Register.
‘1000 00d’b - Write Next Byte (Third Byte) to Volatile Wiper 0 Register.
‘1001 00d’b - Write Next Byte (Third Byte) to Volatile Wiper 1 Register.
‘1100 00d’b - Write Next Byte (Third Byte) to TCON Register.
General Call Address
General Call Address
General Call Address
0
0
0
General Call Formats.
0 0 0 0
0 0 0 0
0 0 0 0
A
A
A
2
C Specification - Philips # 9398 393 40011, Ver. 2.1 January 2000)
X X X X
X X X X
X X X X
“7-bit Command”
“7-bit Command”
“7-bit Command”
Second Byte
Second Byte
Second Byte
X
X
X
X X 0 A P
X d
X X 1 A
0 A
This indicates a “Hardware General Call”
MCP44XX will ignore this byte and
all following bytes (and A), until
a Stop bit (P) is encountered.
“0” for General Call Command
d
X X X X
n occurrences of (Data + A)
d
MCP444X/446X
Third Byte
d
d
d
X
d
X X X A P
d
DS22265A-page 59
d A P