X9250US24IZ-2.7 Intersil, X9250US24IZ-2.7 Datasheet - Page 10

• Manufacturer Part Number: X9250US24IZ-2.7
• Description: IC XDCP QUAD 256TP 50K 24-SOIC
• Manufacturer: Intersil
• Series: XDCP™r

Specifications of X9250US24IZ-2.7

• Taps: 256
• Resistance (ohms): 50K
• Number Of Circuits: 4
• Temperature Coefficient: 300 ppm/°C Typical
• Memory Type: Non-Volatile
• Interface: SPI, 3-Wire Serial
• Voltage - Supply: 2.7 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 24-SOIC (7.5mm Width)
• Resistance In Ohms: 50K
• Track Taper: Linear
• Resistance Tolerance: ± 20%
• No. Of Steps: 256
• Supply Voltage Range: ± 2.7V To ± 5.5V
• Control Interface: SPI
• No. Of Pots: Quad
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Transfer Wiper Counter Register (WCR) to Data Register (DR)
Increment/Decrement Wiper Counter Register (WCR)
Global Transfer Data Register (DR) to Wiper Counter Register (WCR)
Global Transfer Wiper Counter Register (WCR) to Data Register (DR)
Read Status
Falling
Falling
Falling
Falling
Falling
Edge
Edge
Edge
Edge
Edge
CS
CS
CS
CS
CS
device type
device type
0 1 0 1 0 0
0 1 0 1 0 0
0 1 0 1 0 0
0 1 0 1 0 0
device type
0 1 0 1 0 0
device type
device type
identifier
identifier
identifier
identifier
identifier
addresses
addresses
addresses
addresses
addresses
device
device
device
device
device
10
A
1
A
A
1
1
A
1
A
1
A
0
A
0
A
A
0
0
A
0
1 0 0 0
instruction
0 1 0 1 0 0 0 1 0 0 0 0 0 0 0
instruction
0 0 1 0 X X
0 0 0 1
1 1 1 0
opcode
instruction
instruction
instruction
opcode
opcode
opcode
opcode
R
1
addresses
DR and WCR
R
1
R
1
addresses
addresses
R
0
addresses
DR
WCR
R
0
R
0
DR
0 0
X9250
P
1
0 0
P
1
P
0
Rising
Edge
P
0
CS
(sent by X9250 on SO)
I/D I/D .
Rising
Edge
CS
Rising
Edge
CS
(sent by master on SI)
increment/decrement
Data Byte
HIGH-VOLTAGE
WRITE CYCLE
HIGH-VOLTAGE
WRITE CYCLE
.
.
. I/D I/D
W
P
I
Rising
Edge
CS
Rising
Edge
CS
August 29, 2006
FN8165.3