参数资料
型号: DS1854B-050
厂商: Maxim Integrated Products
文件页数: 21/22页
文件大小: 0K
描述: IC RES TEMP-CNTRL 50/50K 16BGA
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 810
接片: 256
电阻(欧姆): 50k
电路数: 2
温度系数: 标准值 50 ppm/°C
存储器类型: 非易失
接口: I²C(设备位址)
电源电压: 3 V ~ 5.5 V
工作温度: -40°C ~ 95°C
安装类型: 表面贴装
封装/外壳: 16-LBGA,CSPBGA
供应商设备封装: 16-CSBGA(4x4)
包装: 托盘
DS1854
Dual Temperature-Controlled
Resistors with Two Monitors
8
_____________________________________________________________________
DEVICE
ADDRESS
AD (AUXILIARY DEVICE ENABLE A0h)
MD (MAIN DEVICE ENABLE)
DEVICE ADDRESS
ADDRESS
R/W
TxF
DATA BUS
R/W
TxF
RxL
LOS
ADEN ADFIX
SDA
SCL
IN1
OUT1
2-WIRE
INTERFACE
MINT
INV1
Tx FAULT
IN2
RHIZ
MON1
MON2
VCC
GND
WPEN
OUT2
INV2
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)
INTERNAL
TEMP
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
Figure 1. DS1854 Block Diagram
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