MCP4342-503E/ST Microchip Technology, MCP4342-503E/ST Datasheet - Page 53

• Manufacturer Part Number: MCP4342-503E/ST
• Description: IC DGTL POT QUAD 50K 14TSSOP
• Manufacturer: Microchip Technology
• Series: WiperLock™r

Specifications of MCP4342-503E/ST

• Taps: 129
• Resistance (ohms): 50K
• Number Of Circuits: 4
• Temperature Coefficient: 150 ppm/°C Typical
• Memory Type: Non-Volatile
• Interface: SPI Serial
• Voltage - Supply: 2.7 V ~ 5.5 V
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 14-TSSOP
• Resistance In Ohms: 50K
• End To End Resistance: 50kohm
• Track Taper: Linear
• Resistance Tolerance: ± 20%
• No. Of Steps: 129
• Supply Voltage Range: 2.7V To 5.5V
• Control Interface: Serial, SPI
• No. Of Pots: Quad
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

7.5.3
Continuous writes are possible only when writing to the
volatile memory registers (address 00h, 01h, and 04h).
Figure 7-3
writes. The writes do not need to be to the same volatile
memory address.
FIGURE 7-3:
© 2009 Microchip Technology Inc.
Note 1: If a Command Error (CMDERR) occurs at this bit location (*), then all following SDO bits will be
shows the sequence for three continuous
CONTINUOUS WRITES TO
VOLATILE MEMORY
driven low until the CS pin is driven inactive (V
SDI
SDO
Continuous Write Sequence (Volatile Memory only).
A
D
A
D
A
D
3
1
3
1
3
1
D
D
D
A
2
1
A
2
1
A
2
1
COMMAND BYTE
D
D
D
A
A
A
1
1
1
1
1
1
A
D
A
D
A
D
0
1
0
1
0
1
0
1
0
1
0
1
0
1 1* 1
0
1 1* 1
0
1 1* 1
D
D
D
9
9
9
D
D
D
8
8
8
D
D
D
1
1
1
7
7
7
IH
7.5.4
Continuous writes to non-volatile memory are not
allowed, and attempts to do so will result in a command
error (CMDERR) condition.
D
D
D
6
1
6
1
6
1
).
D
D
D
5
1
5
1
5
1
DATA BYTE
D
D
D
4
1
4
1
4
1
CONTINUOUS WRITES TO
NON-VOLATILE MEMORY
D
D
D
3
1
3
1
3
1
MCP434X/436X
D
D
D
2
1
2
1
2
1
D
D
D
1
1
1
1
1
1
D
D
D
0
1
0
1
0
1
DS22233A-page 53