32-Tap, Nonvolatile, I2C, Linear, Digital Potentiometers _______" />
參數(shù)資料
型號(hào): MAX5432META+T
廠商: Maxim Integrated Products
文件頁(yè)數(shù): 3/19頁(yè)
文件大小: 0K
描述: IC POT DGTL 32-TAP NV I2C 8-TDFN
產(chǎn)品培訓(xùn)模塊: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
標(biāo)準(zhǔn)包裝: 2,500
接片: 32
電阻(歐姆): 50k
電路數(shù): 1
溫度系數(shù): 標(biāo)準(zhǔn)值 35 ppm/°C
存儲(chǔ)器類型: 非易失
接口: I²C(設(shè)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: 8-WDFN 裸露焊盤
供應(yīng)商設(shè)備封裝: 8-TDFN-EP(3x3)
包裝: 帶卷 (TR)
MAX5432–MAX5435
32-Tap, Nonvolatile, I2C, Linear, Digital
Potentiometers
______________________________________________________________________________________
11
Nonvolatile Memory
The internal EEPROM consists of a 5-bit nonvolatile
register that retains the value written to it before the
device is powered down. The nonvolatile register is
programmed with the zeros at the factory. Wait a mini-
mum of 12ms after writing to NVREG before sending
another command.
Power-Up
Upon power-up, the MAX5432–MAX5435 load the data
stored in the nonvolatile memory register into the
volatile memory register, updating the wiper position
with the data stored in the nonvolatile memory register.
This initialization period takes 20s.
Standby
The MAX5432–MAX5435 feature a low-power standby
mode. When the device is not being programmed, it
goes into standby mode and current consumption is
typically 0.5A.
SDA
DATA STABLE,
DATA VALID
CHANGE OF
DATA ALLOWED
SCL
Figure 5. Bit Transfer
1
SCL
START
CONDITION
SDA
28
9
CLOCK PULSE FOR
ACKNOWLEDGMENT
ACKNOWLEDGE
NOT ACKNOWLEDGE
Figure 6. Acknowledge
S
SLAVE
ADDRESS
0
A
D15
D14
D13
D12
D11
D10
D9
D8
COMMAND BYTE
A
P
ACKNOWLEDGE FROM
MAX5432–MAX5435
ACKNOWLEDGE FROM
MAX5432–MAX5435
NOP/W
COMMAND BYTE IS STORED ON
RECEIPT OF STOP CONDITION
Figure 7. Command Byte Received
S
SLAVE ADDRESS
0
A
D15 D14
D13 D12
D11 D10
D9
D8
COMMAND BYTE
ACKNOWLEDGE FROM
MAX5432–MAX5435
ACKNOWLEDGE FROM
MAX5432–MAX5435
NOP/W
HOW COMMAND BYTE AND DATA BYTE MAP
INTO MAX5432–MAX5435's REGISTERS
A
DATA BYTE
A
P
D7
D6
D5
D4
D3
X
XX
BYTE
1
ACKNOWLEDGE FROM
MAX5432–MAX5435
Figure 8. Command and Single Data Byte Received
相關(guān)PDF資料
PDF描述
MAX5160LEUA+T IC POT DGTL LO PWR 32 TAP 8-UMAX
MAX5160MEUA+T IC POT DGTL LO PWR 32 TAP 8-UMAX
VI-24X-MW CONVERTER MOD DC/DC 5.2V 100W
X9408WV24Z-2.7 IC XDCP QUAD 64-TAP 10K 24-TSSOP
VI-2WY-MW-F2 CONVERTER MOD DC/DC 3.3V 66W
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
MAX5433LETA 制造商:Maxim Integrated Products 功能描述:32-TAP NONVOLATILE I2C LINEAR D - Rail/Tube
MAX5433LETA+ 制造商:Maxim Integrated Products 功能描述:DGTL POTENTIOMETER 32POS 100KOHM SGL 8TDFN EP - Rail/Tube
MAX5433LETA+T 功能描述:數(shù)字電位計(jì) IC 32-Tap Nonvolatile I2C Linear 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(chǔ)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
MAX5433LETA-T 功能描述:數(shù)字電位計(jì) 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(chǔ)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
MAX5433META 制造商:Maxim Integrated Products 功能描述:32-TAP NONVOLATILE I2C LINEAR D - Rail/Tube