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参数资料
| 型号： | CAT5171TBI-50GT3 |
| 厂商： | ON Semiconductor |
| 文件页数： | 7/12页 |
| 文件大小： | 0K |
| 描述： | IC POT DGTL 50K 256TAP SOT23-8 |
| 标准包装： | 3,000 |
| 接片： | 256 |
| 电阻（欧姆）： | 50k |
| 电路数： | 1 |
| 温度系数： | 标准值 100 ppm/°C |
| 存储器类型： | 易失 |
| 接口： | I²C（设备位址） |
| 电源电压： | 2.7 V ~ 5.5 V |
| 工作温度： | -40°C ~ 85°C |
| 安装类型： | 表面贴装 |
| 封装/外壳： | SOT-23-8 |
| 供应商设备封装： | SOT-23-8 |
| 包装： | 带卷 (TR) |
CAT5171
http://onsemi.com
4
Table 5. CAPACITANCE
TA = 25C, f = 1.0 MHz, VDD = 5 V
Symbol
Test
Conditions
Max
Units
CI/O
(Note 11)
Input/Output Capacitance (SDA, SCL)
VI/O = 0V
8
pF
Symbol
Parameter
Max
Units
tPUR
Power-up to Read Operation
1
ms
tPUW
Power-up to Write Operation
1
ms
11. This parameter is tested initially and after a design or process change that affects the parameter.
12.tPUR and t PUW are delays required from the time VCC is stable until the specified operation can be initiated.
Table 7. DIGITAL POTENTIOMETER TIMING
Symbol
Parameter
Min
Max
Units
tWRPO
Wiper Response Time After Power Supply Stable
50
ms
tWR
Wiper Response Time: SCL falling edge after last bit of wiper position data byte to
wiper change
20
ms
Table 8. A.C. CHARACTERISTICS
VDD = +2.7 V to +5.5 V, 40C to +85C unless otherwise specified.
Symbol
Parameter
Min
Typ
Max
Units
fSCL
Clock Frequency
400
kHz
tHIGH
Clock High Period
600
ns
tLOW
Clock Low Period
1300
ns
tSU:STA
Start Condition Setup Time (for a Repeated Start Condition)
600
ns
tHD:STA
Start Condition Hold Time
600
ns
tSU:DAT
Data in Setup Time
100
ns
tHD:DAT
Data in Hold Time
0
ns
tSU:STO
Stop Condition Setup Time
600
ns
tBUF
Time the bus must be free before a new transmission can start
1300
ns
tR
SDA and SCL Rise Time
300
ns
tF
SDA and SCL Fall Time
300
ns
tDH
Data Out Hold Time
100
ns
TI
Noise Suppression Time Constant at SCL, SDA Inputs
50
ns
tAA
SCL Low to SDA Data Out and ACK Out
1
ms
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| CAT5172TBI-00GT3 | 功能描述:数字电位计 IC Linear Single 256 Taps Non Buffer RoHS:否 制造商:Maxim Integrated 电阻:200 Ohms 温度系数:35 PPM / C 容差:25 % POT 数量:Dual 每 POT 分接头:256 弧刷存储器:Volatile 缓冲刷: 数字接口:Serial (3-Wire, SPI) 描述/功能:Dual Volatile Low Voltage Linear Taper Digital Potentiometer 工作电源电压:1.7 V to 5.5 V 电源电流:27 uA 最大工作温度:+ 125 C 安装风格:SMD/SMT 封装 / 箱体:TQFN-16 封装:Reel |
| CAT5172TBI-50GT3 | 功能描述:数字电位计 IC Linear Single 256 Taps Non Buffer RoHS:否 制造商:Maxim Integrated 电阻:200 Ohms 温度系数:35 PPM / C 容差:25 % POT 数量:Dual 每 POT 分接头:256 弧刷存储器:Volatile 缓冲刷: 数字接口:Serial (3-Wire, SPI) 描述/功能:Dual Volatile Low Voltage Linear Taper Digital Potentiometer 工作电源电压:1.7 V to 5.5 V 电源电流:27 uA 最大工作温度:+ 125 C 安装风格:SMD/SMT 封装 / 箱体:TQFN-16 封装:Reel |
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