参数资料
型号: DS1876T+T&R
厂商: Maxim Integrated Products
文件页数: 18/69页
文件大小: 0K
描述: IC CTRLR SFP DUAL LDD 28TQFN
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 2,500
类型: SFP 激光控制器
输入类型: 逻辑
输出类型: 逻辑
接口: I²C
电流 - 电源: 10mA
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)
25
Maxim Integrated
SFP Controller with Dual LDD Interface
DS1876
Lower Memory Register Map
Table 01h Register Map
<C> or <_/C> = Common, <D> or <_/D> = Different, <M> or <_/M> = Mixture of common and different.
Note: The ALARM ENABLE bytes (Registers F8h–FFh) can be configured to exist in Table 05h instead of here at Table 01h with
the MASK bit (Table 02h, Register 88h). If the row is configured to exist in Table 05h, these location are empty in Table 01h.
The access codes represent the factory default values of PW_ENA and PW_ENB (Table 02h, Registers C0h–C1h).
These registers also allow for custom permissions.
LOWER MEMORY
ROW
(HEX)
ROW NAME
WORD 0
WORD 1
WORD 2
WORD 3
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/C> THRESHOLD0
TEMP ALARM HI
TEMP ALARM LO
TEMP WARN HI
TEMP WARN LO
08
<1/C > THRESHOLD1
VCC ALARM HI
VCC ALARM LO
VCC WARN HI
VCC WARN LO
10
<1/D> THRESHOLD2
BMON ALARM HI
BMON ALARM LO
BMON WARN HI
BMON WARN LO
18
<1/D> THRESHOLD3
PMON ALARM HI
PMON ALARM LO
PMON WARN HI
PMON WARN LO
20–40
<1/C > EEPROM
EE
48–50
<1/D > EEPROM
EE
58
<1/C > EEPROM
EE
60
<2/M> ADC VALUES0
<C>TEMP VALUE
<C> VCC VALUE
<D>BMON VALUE
<D>PMON VALUE
68
<0/M> ADC VALUES1
RESERVED
<0/M>STATUS
<3/D> UPDATE
70
<5/D> ALARM/WARN
ALARM3
ALARM2
ALARM1
RESERVED
WARN3
RESERVED
78
<0/M> TABLE SELECT
RESERVED
<6/C> PWE MSW
<6/C> PWE LSW
<5/D> TBL SEL
TABLE 01h
ROW
(HEX)
ROW NAME
WORD 0
WORD 1
WORD 2
WORD 3
BYTE 0/8
BYTE 1/9
BYTE 2/A
BYTE 3/B
BYTE 4/C
BYTE 5/D
BYTE 6/E
BYTE 7/F
80–F7
<1/C> EEPROM
EE
F8
<7/M>ALARM ENABLE <M>ALARM EN3
RESERVED
<D>ALARM EN1
RESERVED
<M>WARN EN3
RESERVED
ACCESS
CODE
<0/_>
<1/_>
<2/_>
<3/_>
<4/_>
<5/_>
<6/_>
<7/_>
<8/_>
<9/_>
<10/_>
<11/_>
Read
Access
See each
bit/byte
separately
All
PW2
All
N/A
PW1
PW2
N/A
PW2
All
Write
Access
PW2
N/A
All and
DS1876
Hardware
PW2 +
mode
bit
All
PW1
PW2
N/A
PW1
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