參數(shù)資料
型號(hào)： DS1884AT+
廠商： Maxim Integrated Products
文件頁(yè)數(shù)： 58/92頁(yè)
文件大?。?/td> 0K
描述： IC SFP PON ONU CTRLR 24TQFN
標(biāo)準(zhǔn)包裝： 500
系列： *
DS1884
SFP and PON ONU Controller
with Digital LDD Interface
61
Maxim Integrated
A2h Table 02h, Register 81h: Temperature Index (TINDEX)
A2h Table 02h, Register 82h–83h: MODULATION VALUE
A2h Table 02h, Register 84h: RESERVED
FACTORY DEFAULT
00h
READ ACCESS
PW2 or (PW1 and RWTBL246) or (PW1 and RBL246)
WRITE ACCESS
(PW2 and AEN = 0) or (PW1 and RWTBL246 and AEN = 0)
MEMORY TYPE
Volatile
81h
27
26
25
24
23
22
21
20
BIT 7
BIT 0
Holds the calculated index based on the temperature measurement. This index is used for the address during lookup
of Tables 04h, 06h, and 08h. Temperature measurements below -40NC or above +102NC are clamped to 80h and
C7h, respectively. The calculation of TINDEX is as follows:
Temp_Value 40 C
TINDEX
80h
2 C
+°
=
+
°
For the temperature-indexed LUTs, the index used during the lookup function for each table is as follows:
A2h Table 04h
(MOD)
1
TINDEX6
TINDEX5
TINDEX4
TINDEX3
TINDEX2
TINDEX1
TINDEX0
A2h Table 06h
(APC)
1
0
TINDEX6
TINDEX5
TINDEX4
TINDEX3
TINDEX2
TINDEX1
FACTORY DEFAULT
0000h
READ ACCESS
PW2 or (PW1 and RWTBL246) or (PW1 and RBL246)
WRITE ACCESS
(PW2 and MOD LUT EN = 0) or (PW1 and RWTBL246 and MOD LUT EN = 0)
MEMORY TYPE
Volatile
82h
0
28
83h
27
26
25
24
23
22
21
20
BIT 7
BIT 0
The digital value used for MOD and recalled from A2h Table 04h at the adjusted memory address found in TINDEX.
This register is updated at the end of the temperature conversion.
FACTORY DEFAULT
00h
READ ACCESS
N/A
WRITE ACCESS
N/A
MEMORY TYPE
Nonvolatile (SEE)
This register is reserved.
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
DS1884AT+ 功能描述:ADC / DAC多通道 SFP and PON ONU Controller RoHS:否 制造商:Texas Instruments 轉(zhuǎn)換速率: 分辨率:8 bit 接口類型:SPI 電壓參考: 電源電壓-最大:3.6 V 電源電壓-最小:2 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-40
DS1884AT+T 功能描述:ADC / DAC多通道 SFP and PON ONU Controller RoHS:否 制造商:Texas Instruments 轉(zhuǎn)換速率: 分辨率:8 bit 接口類型:SPI 電壓參考: 電源電壓-最大:3.6 V 電源電壓-最小:2 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-40
DS1884T+ 功能描述:ADC / DAC多通道 SFP+ Controller w/ Digi LDD Interface RoHS:否 制造商:Texas Instruments 轉(zhuǎn)換速率: 分辨率:8 bit 接口類型:SPI 電壓參考: 電源電壓-最大:3.6 V 電源電壓-最小:2 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-40
DS1884T+T 功能描述:ADC / DAC多通道 SFP+ Controller w/ Digi LDD Interface RoHS:否 制造商:Texas Instruments 轉(zhuǎn)換速率: 分辨率:8 bit 接口類型:SPI 電壓參考: 電源電壓-最大:3.6 V 電源電壓-最小:2 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-40
DS1886 制造商:未知廠家 制造商全稱:未知廠家 功能描述:帶有數(shù)字LDD接口的SFP和PON ONU控制器
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