MCP4021T-202E/MS Microchip Technology, MCP4021T-202E/MS Datasheet - Page 36

• Manufacturer Part Number: MCP4021T-202E/MS
• Description: IC DGTL POT 2.1K 1CH 8MSOP
• Manufacturer: Microchip Technology

Specifications of MCP4021T-202E/MS

• Package / Case: 8-MSOP, Micro8™, 8-uMAX, 8-uSOP,
• Taps: 64
• Resistance (ohms): 2.1K
• Number Of Circuits: 1
• Temperature Coefficient: 150 ppm/°C Typical
• Memory Type: Non-Volatile
• Interface: Up/Down
• Voltage - Supply: 2.7 V ~ 5.5 V
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Resistance In Ohms: 2.10K
• Number Of Pots: Single
• Taps Per Pot: 64
• Resistance: 2.1 KOhms
• Wiper Memory: Non Volatile
• Digital Interface: Serial (2-Wire)
• Operating Supply Voltage: 3.3 V, 5 V
• Supply Current: 45 uA
• Maximum Operating Temperature: + 125 C
• Minimum Operating Temperature: - 40 C
• 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
• For Use With: MCP4XXXDM-DB - BOARD DAUGHTER DIGIPOT MCP4XXXMCP402XEV - BOARD EVAL FOR MCP402X
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant

MCP4021/2/3/4
5.2.7
This mode is achieved by initializing the U/D pin to a
high state (V
Subsequent rising edges of the U/D pin increment the
wiper setting toward terminal A. Set the U/D pin to the
low state (V
begins a write cycle and enables the WiperLock
Technology feature (See
FIGURE 5-7:
DS21945E-page 36
WiperLock™ Technology
HIGH-VOLTAGE INCREMENT AND
ENABLE WiperLock TECHNOLOGY
IL
IH
) prior to forcing the CS pin to V
) prior to the CS pin being driven to V
EEPROM
High-Voltage Increment and Enable WiperLock™ Technology.
Figure
Wiper
U/D
CS
5-7).
V
V
IH
IH
V
V
IL
X
IHH
X
1
IH
. This
X+1
X
IHH
.
2
X+2
X
3
After the CS pin is driven to V
serial commands are ignored until the EEPROM write
cycle (t
X+3
X
Note:
4
WC
X+4
X
) completes.
The wiper value will not overflow. That is,
once the wiper value equals 0x3F,
subsequent increment commands are
ignored.
t
WC
WiperLock Technology Enable
WiperLock Technology Disable
X+4
© 2006 Microchip Technology Inc.
5
IH
6
(from V
V
IHH
V
IH
IL
), all other