MCP4021T-502E/SN Microchip Technology, MCP4021T-502E/SN Datasheet - Page 35

• Manufacturer Part Number: MCP4021T-502E/SN
• Description: IC DGTL POT 5K 1CH 8SOIC
• Manufacturer: Microchip Technology

Specifications of MCP4021T-502E/SN

• Memory Type: Non-Volatile
• Taps: 64
• Resistance (ohms): 5K
• Number Of Circuits: 1
• Temperature Coefficient: 150 ppm/°C Typical
• Interface: Up/Down
• Voltage - Supply: 2.7 V ~ 5.5 V
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 8-SOIC (3.9mm Width)
• Resistance In Ohms: 5K
• End To End Resistance: 5kohm
• Resistance Tolerance: ± 20%
• No. Of Steps: 64
• Supply Voltage Range: 2.7V To 5.5V
• Control Interface: 2 Wire, Serial
• No. Of Pots: Single
• 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

5.2.8
This mode is achieved by initializing the U/D pin to a
low state (V
Subsequent rising edges of the U/D pin decrement the
wiper setting toward terminal B. Set the U/D pin to the
low state (V
begins a write cycle and disables the WiperLock
Technology feature (See Figure 5-8).
FIGURE 5-8:
© 2005 Microchip Technology Inc.
WiperLock™ Technology
HIGH-VOLTAGE DECREMENT AND
DISABLE WiperLock TECHNOLOGY
IL
IL
) prior to the CS pin being driven to V
) prior to forcing the CS pin to V
EEPROM
High-Voltage Decrement and Disable WiperLock™ Technology.
Wiper
U/D
CS
V
V
IH
IL
V
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 underflow. That is,
once the wiper value equals 0x00,
subsequent decrement commands are
ignored.
t
WC
WiperLock Technology Enable
WiperLock Technology Disable
MCP4021/2/3/4
X-4
5
IH
6
(from V
V
IH
DS21945C-page 35
V
IHH
V
IH
IL
), all other