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參數(shù)資料
| 型號： | CAT5271ZI-50-GT3 |
| 廠商： | ON Semiconductor |
| 文件頁數(shù)： | 8/13頁 |
| 文件大小： | 0K |
| 描述： | IC POT DPP 50K 256TAP 10MSOP |
| 標(biāo)準(zhǔn)包裝： | 1 |
| 接片： | 256 |
| 電阻（歐姆）： | 50k |
| 電路數(shù)： | 2 |
| 溫度系數(shù)： | 標(biāo)準(zhǔn)值 100 ppm/°C |
| 存儲器類型： | 易失 |
| 接口： | I²C |
| 電源電壓： | 2.7 V ~ 5.5 V |
| 工作溫度： | -40°C ~ 85°C |
| 安裝類型： | 表面貼裝 |
| 封裝/外殼： | 10-TFSOP，10-MSOP（0.118"，3.00mm 寬） |
| 供應(yīng)商設(shè)備封裝： | 10-MSOP |
| 包裝： | 標(biāo)準(zhǔn)包裝 |
| 其它名稱： | CAT5271ZI-50-GT3OSDKR |
CAT5271, CAT5273
http://onsemi.com
4
Table 4. 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 = 0 V
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 6. 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 7. 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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| CAT5273ZI-50-GT3 | 功能描述:數(shù)字電位計(jì) IC DPP VOL DBL 256 TAP I2C RoHS:否 制造商:Maxim Integrated 電阻:200 Ohms 溫度系數(shù):35 PPM / C 容差:25 % POT 數(shù)量:Dual 每 POT 分接頭:256 弧刷存儲器:Volatile 緩沖刷: 數(shù)字接口:Serial (3-Wire, SPI) 描述/功能:Dual Volatile Low Voltage Linear Taper Digital Potentiometer 工作電源電壓:1.7 V to 5.5 V 電源電流:27 uA 最大工作溫度:+ 125 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:TQFN-16 封裝:Reel |
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