参数资料
| 型号： | X9268UV24 |
| 厂商： | Intersil |
| 文件页数： | 22/22页 |
| 文件大小： | 0K |
| 描述： | IC XDCP DUAL 256TAP 50K 24-TSSOP |
| 标准包装： | 62 |
| 系列： | XDCP™ |
| 接片： | 256 |
| 电阻（欧姆）： | 50k |
| 电路数： | 2 |
| 温度系数： | 标准值 ±300 ppm/°C |
| 存储器类型： | 非易失 |
| 接口： | I²C（设备位址） |
| 电源电压： | 4.5 V ~ 5.5 V |
| 工作温度： | 0°C ~ 70°C |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 24-TSSOP（0.173"，4.40mm 宽） |
| 供应商设备封装： | 24-TSSOP |
| 包装： | 管件 |
9
FN8172.4
August 29, 2006
Table 1. Identification Byte Format
Table 2. Instruction Byte Format
Table 3. Instruction Set
Note: 1/0 = data is one or zero
Instruction
Instruction Set
Operation
I3
I2
I1
I0 RB RA
0
P0
Read Wiper Counter
Register
1001
0
1/0 Read the contents of the Wiper Counter
Register pointed to by P0
Write Wiper Counter Register
1010
0
1/0 Write new value to the Wiper Counter
Register pointed to by P0
Read Data Register
1011
1/0 1/0
0
1/0 Read the contents of the Data Register
pointed to by P0 and RB - RA
Write Data Register
1100
1/0 1/0
0
1/0 Write new value to the Data Register
pointed to by P0 and RB - RA
XFR Data Register to Wiper
Counter Register
1101
1/0 1/0
0
1/0 Transfer the contents of the Data Register
pointed to by P0 and RB - RA to its
associated Wiper Counter Register
XFR Wiper Counter Register
to Data Register
1110
1/0 1/0
0
1/0 Transfer the contents of the Wiper Counter
Register pointed to by P0 to the Data
Register pointed to by RB - RA
Global XFR Data Registers to
Wiper Counter Registers
0001
1/0 1/0
0
Transfer the contents of the Data Registers
pointed to by RB - RA of all four pots to their
respective Wiper Counter Registers
Global XFR Wiper Counter
Registers to Data Register
1000
1/0 1/0
0
Transfer the contents of both Wiper Counter
Registers to their respective data Registers
pointed to by RB - RA of all four pots
Increment/Decrement Wiper
Counter Register
0010
0
1/0 Enable Increment/decrement of the Control
Latch pointed to by P0
ID3
ID2
ID1
ID0
A3
A2
A1
A0
0
101
(MSB)
(LSB)
Device Type
Identifier
Slave Address
I3
I2
I1
I0
RB
RA
0
P0
(MSB)
(LSB)
Instruction
Register
Pot Selection
Opcode
Selection
(WCR Selection)
Data
X9268
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