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參數(shù)資料
| 型號： | MAX5478EUD+T |
| 廠商： | Maxim Integrated Products |
| 文件頁數(shù)： | 16/16頁 |
| 文件大小： | 0K |
| 描述： | IC POT DGTL DUAL 256-TAP 14TSSOP |
| 產(chǎn)品培訓模塊： | Lead (SnPb) Finish for COTS Obsolescence Mitigation Program |
| 標準包裝： | 2,500 |
| 接片： | 256 |
| 電阻（歐姆）： | 50k |
| 電路數(shù)： | 2 |
| 溫度系數(shù)： | 標準值 70 ppm/°C |
| 存儲器類型： | 非易失 |
| 接口： | I²C（設備位址） |
| 電源電壓： | 2.7 V ~ 5.25 V |
| 工作溫度： | -40°C ~ 85°C |
| 安裝類型： | 表面貼裝 |
| 封裝/外殼： | 14-TSSOP（0.173"，4.40mm 寬） |
| 供應商設備封裝： | 14-TSSOP |
| 包裝： | 帶卷 (TR) |
MAX5477/MAX5478/MAX5479
Dual, 256-Tap, Nonvolatile, I2C-Interface,
Digital Potentiometers
_______________________________________________________________________________________
9
Pin Description
PIN
TSSOP
THIN QFN
NAME
FUNCTION
1
15
HA
Potentiometer A High Terminal
2
14
WA
Potentiometer A Wiper Terminal
3
13
LA
Potentiometer A Low Terminal
4
12
HB
Potentiometer B High Terminal
5
11
WB
Potentiometer B Wiper Terminal
6
10
LB
Potentiometer B Low Terminal
79
WP
Write-Protect Input. Connect to GND to allow changes to the wiper position and the data stored
in the EEPROM. Connect to VDD or leave unconnected to enable the write protection of the
EEPROM. See the Write Protect (WP) section for operating instructions.
8
7
GND
Ground
9
6
A2
Address Input 2. Connect to VDD or GND (see Table 1).
10
5
A1
Address Input 1. Connect to VDD or GND (see Table 1).
11
4
A0
Address Input 0. Connect to VDD or GND (see Table 1).
12
3
SDA
I2C Serial Data
13
2
SCL
I2C Clock Input
14
1
VDD
Power-Supply Input. Connect a +2.7V to +5.25V power supply to VDD and bypass VDD to GND
with a 0.1F capacitor installed as close to the device as possible.
—
8, 16
N.C.
No Connection. Do not connect.
—
EP
Exposed Paddle. Do not connect.
SDA
SCL
START
CONDITION
(S)
tHD:STA
tR
tF
tHIGH
tLOW
tSU:DAT
tHD:DAT
REPEATED START
CONDITION
(SR)
tHD:STA
tSU:STA
tSU:STO
tBUF
STOP
CONDITION
(P)
START
CONDITION
(S)
ACKNOWLEDGE
(A)
PARAMETERS ARE MEASURED FROM 30% TO 70%.
Figure 1. I2C Serial-Interface Timing Diagram
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
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| MAX5478EVCMODU | 功能描述:數(shù)字電位計 IC Evaluation Kit/Evaluation System for the MAX5477/MAX5478/MAX5479 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 安裝風格:SMD/SMT 封裝 / 箱體:TQFN-16 封裝:Reel |
| MAX5478EVKIT | 功能描述:數(shù)字電位計 IC Evaluation Kit/Evaluation System for the MAX5477/MAX5478/MAX5479 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 安裝風格:SMD/SMT 封裝 / 箱體:TQFN-16 封裝:Reel |
| MAX5479ETE | 功能描述:數(shù)字電位計 IC 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 安裝風格:SMD/SMT 封裝 / 箱體:TQFN-16 封裝:Reel |
| MAX5479ETE#G16 | 功能描述:數(shù)字電位計 IC 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 安裝風格:SMD/SMT 封裝 / 箱體:TQFN-16 封裝:Reel |
| MAX5479ETE#TG16 | 功能描述:數(shù)字電位計 IC 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 安裝風格:SMD/SMT 封裝 / 箱體:TQFN-16 封裝:Reel |
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