参数资料
型号: DS1877T+T&R
厂商: Maxim Integrated Products
文件页数: 58/65页
文件大小: 0K
描述: IC CTLR/MON SFP 1-2CH 28TQFN
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 2,500
类型: SFP+ 控制器
输入类型: 逻辑
输出类型: 逻辑
接口: I²C
电流 - 电源: 2.5mA
安装类型: 表面贴装
封装/外壳: 28-WFQFN 裸露焊盘
供应商设备封装: 28-TQFN-EP(5x5)
包装: 带卷 (TR)
其它名称: 90-1877T+TRL
61
Maxim Integrated
SFP Controller for Dual Rx Interface
DS1877
Table 02h, Register CEh
–CFh: RESERVED
Table 02h, Register CCh
–CDh: DAC1 VALUE
Table 02h, Register D0h
–FFh: EMPTY
FACTORY DEFAULT
0000h
READ ACCESS
PW2 or (PW1 and RWTBL2) or (PW1 and RTBL2)
WRITE ACCESS
(PW2 and DAC1EN = 0) or (PW1 and RWTBL2 and DAC1EN = 0)
A2h AND B2h MEMORY
Common A2h and B2h memory locations
MEMORY TYPE
Volatile
CCh
0
29
28
CDh
27
26
25
24
23
22
21
20
BIT 7
BIT 0
The digital value used for DAC1 VALUE. It is the result of LUT4 plus DAC1 OFFSET times 4 recalled from
Address A0h, Table 04h (Registers F8h–FFh) at the adjusted memory address found in TINDEX. This register is
updated at the end of the temperature conversion.
DAC1 VALUE = LUT4 + DAC1 OFFSET x 4
REFIN
DAC1
d
V
DAC1 VALUE
1024
=
×
(if POLARITY = 0)
REFIN
DAC1
REFIN
d
V
DAC1 VALUE
1024
=
×
(if POLARITY = 1)
FACTORY DEFAULT
00h
READ ACCESS
N/A
WRITE ACCESS
N/A
A2h AND B2h MEMORY
N/A
MEMORY TYPE
N/A
These registers do not exist.
FACTORY DEFAULT
00h
READ ACCESS
N/A
WRITE ACCESS
N/A
A2h AND B2h MEMORY
N/A
MEMORY TYPE
None
These registers do not exist.
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DS1878T+ 功能描述:ADC / DAC多通道 SFP+ Controller w/ MAX3946&3945 RoHS:否 制造商:Texas Instruments 转换速率: 分辨率:8 bit 接口类型:SPI 电压参考: 电源电压-最大:3.6 V 电源电压-最小:2 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:VQFN-40
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