参数资料
型号: DS1875T+
厂商: Maxim Integrated Products
文件页数: 27/92页
文件大小: 0K
描述: IC SFP CTRLR/TRIPLEXER 38-TQFN
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 90
应用: 光纤
接口: I²C
电源电压: 2.85 V ~ 3.9 V
封装/外壳: 38-WFQFN 裸露焊盘
供应商设备封装: 38-TQFN(5x7)
包装: 管件
安装类型: 表面贴装
产品目录页面: 1431 (CN2011-ZH PDF)
DS1875
This register map shows each byte/word (2 bytes) in terms of the row it is on in the memory. The first byte in the row is
located in memory at the row address (hexadecimal) in the leftmost column. Each subsequent byte on the row is
one/two memory locations beyond the previous byte/word’s address. A total of 8 bytes are present on each row. For
more information about each of these bytes, see the corresponding register description.
Register Descriptions
Lower Memory Register Map
LOWER MEMORY
WORD 0
WORD 1
WORD 2
WORD 3
ROW
(HEX)
ROW NAME
BYTE 0/8
BYTE 1/9
BYTE 2/A
BYTE 3/B
BYTE 4/C
BYTE 5/D
BYTE 6/E
BYTE 7/F
00
<1>THRESHOLD0
TEMP ALARM HI
TEMP ALARM LO
TEMP WARN HI
TEMP WARN LO
08
<1>THRESHOLD1
VCC ALARM HI
VCC ALARM LO
VCC WARN HI
VCC WARN LO
10
<1>THRESHOLD2
MON1 ALARM HI
MON1 ALARM LO
MON1 WARN HI
MON1 WARN LO
18
<1>THRESHOLD3
MON2 ALARM HI
MON2 ALARM LO
MON2 WARN HI
MON2 WARN LO
20
<1>THRESHOLD4
MON3 ALARM HI
MON3 ALARM LO
MON3 WARN HI
MON3 WARN LO
28
<1>THRESHOLD5
MON4 ALARM HI
MON4 ALARM LO
MON4 WARN HI
MON4 WARN LO
30
<1>PW2 EE
EE
38
<1>PW2 EE
EE
40
<1>PW2 EE
EE
48
<1>PW2 EE
EE
50
<1>PW2 EE
EE
58
<1>PW2 EE
EE
60
<2>ADC
VALUES0
TEMP VALUE
VCC VALUE
MON1 VALUE
MON2 VALUE
68
<0>ADC
VALUES1
<2>MON3 VALUE
<2>MON4 VALUE
<2>RESERVED
<0>STATUS <3>UPDATE
70
<2>ALARM/
WARN
ALARM3
ALARM2
ALARM1
ALARM0
WARN3
WARN2
RESERVED
78
<0>TABLE
SELECT
<5>DOUT
<2>DIN
<6>
RESERVED
<6>PWE MSB
<6>PWE LSB
<5>TBL
SEL
ACCESS
CODE
<0>
<1>
<2>
<3>
<4>
<5>
<6>
<7>
<8>
<9>
<10>
<11>
Read
Access
All
PW2
All
N/A
PW1
PW2
N/A
PW2
All
Write
Access
See each
bit/byte
separately
PW2
N/A
All and
DS1875
hardware
PW2 +
mode
bit
All
PW1
PW2
N/A
PW1
PON Triplexer and SFP Controller
______________________________________________________________________________________
33
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