參數(shù)資料
型號: DS1857E-050+
廠商: Maxim Integrated Products
文件頁數(shù): 21/22頁
文件大?。?/td> 0K
描述: IC RES TEMP 50/50K 2MON 16-TSSOP
產(chǎn)品培訓(xùn)模塊: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
標(biāo)準(zhǔn)包裝: 96
接片: 256
電阻(歐姆): 50k
電路數(shù): 2
溫度系數(shù): 標(biāo)準(zhǔn)值 50 ppm/°C
存儲器類型: 非易失
接口: I²C(設(shè)備位址)
電源電壓: 3 V ~ 5.5 V
工作溫度: -40°C ~ 95°C
安裝類型: 表面貼裝
封裝/外殼: 16-TSSOP(0.173",4.40mm 寬)
供應(yīng)商設(shè)備封裝: 16-TSSOP
包裝: 管件
DS1857
Dual Temperature-Controlled Resistors with
External Temperature Input and Monitors
8
_____________________________________________________________________
DEVICE
ADDRESS
AD (AUXILIARY DEVICE ENABLE A0h)
MD (MAIN DEVICE ENABLE)
DEVICE ADDRESS
ADDRESS
R/W
DATA BUS
R/W
ADEN ADFIX
SDA
SCL
2-WIRE
INTERFACE
RHIZ
MON1
MON2
VCC
GND
WPEN
EEPROM
128 x 8 BIT
00h-7Fh
STANDARDS
PROT
AUX
AD
ADDRESS
TABLE
SELECT
R/W
EEPROM
72 x 8 BIT
80h-C7h
TABLE 02
RESISTOR 0
LOOK-UP
TABLE
PROT
MAIN
MD
EEPROM
72 x 8 BIT
80h-C7h
SRAM
32 x 8 BIT
60h-7Fh
NOT PROTECTED
PROT
MAIN
MD
TEMP INDEX
ALARM FLAGS
MUX
CTRL
MEASUREMENT
ADDRESS
TABLE
SELECT
R/W
EEPROM
72 x 8 BIT
80h-C7h
TABLE 03
RESISTOR 1
LOOK-UP
TABLE
PROT
MAIN
MD
TEMP INDEX
VCC
RRHIZ
RWPEN
MONITORS LIMIT
HIGH
MONITORS LIMIT
LOW
TABLE SELECT
TEMP INDEX
MINT (BIT)
EXTTMP
VCC
MUX
A/D
12-BIT
A/D
CTRL
VCC
PROT AUX
PROT MAIN
MPEN
APEN
COMPARATOR
MEASUREMENT
ALARM FLAGS
MONITORS LIMIT LOW
MONITORS LIMIT HIGH
COMP CTRL
INTERRUPT
MINT
TABLE 01
EEPROM
16 x 8 BIT
80h-8Fh
VENDOR
PROT
MAIN
MD
R/W
DEVICE ADDRESS
ADDRESS
TABLE SELECT
MASKING (TMP, VCC, MON1, MON2)
ADFIX (BIT)
ADEN (BIT)
MPEN (BIT)
APEN (BIT)
INV2 (BIT)
INV1 (BIT)
RHIZ
RESISTOR 0
50k FULL SCALE
256 POSITIONS
L0
H0
REGISTER
RHIZ
RESISTOR 1
50k FULL SCALE
256 POSITIONS
L1
H1
A0
A1
A2
Figure 1. DS1857 Block Diagram
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DS1857E-050/R 制造商:MAXIM 制造商全稱:Maxim Integrated Products 功能描述:Dual Temperature-Controlled Resistors with External Temperature Input and Monitors
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DS1857E-050+ 功能描述:數(shù)字電位計 IC Dual Temp-Controlled Resistors 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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