參數(shù)資料
型號: DS1876T+T&R
廠商: Maxim Integrated Products
文件頁數(shù): 33/69頁
文件大小: 0K
描述: IC CTRLR SFP DUAL LDD 28TQFN
產(chǎn)品培訓模塊: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
標準包裝: 2,500
類型: SFP 激光控制器
輸入類型: 邏輯
輸出類型: 邏輯
接口: I²C
電流 - 電源: 10mA
安裝類型: 表面貼裝
封裝/外殼: 28-WFQFN 裸露焊盤
供應商設(shè)備封裝: 28-TQFN-EP(5x5)
包裝: 帶卷 (TR)
39
Maxim Integrated
SFP Controller with Dual LDD Interface
DS1876
Lower Memory, Registers 75h–7Ah: RESERVED MEMORY
Lower Memory, Registers 7Bh–7Eh: PASSWORD ENTRY (PWE)
POWER-ON VALUE
READ ACCESS
N/A
WRITE ACCESS
N/A
A2h AND B2h MEMORY
N/A
MEMORY TYPE
N/A
These registers are reserved. The value when read is 00h.
POWER-ON VALUE
FFFF FFFFh
READ ACCESS
N/A
WRITE ACCESS
All
A2h AND B2h MEMORY
Common A2h and B2h memory location
MEMORY TYPE
Volatile
7Bh
231
230
229
228
227
226
225
224
7Ch
223
222
221
220
219
218
217
216
7Dh
215
214
213
212
211
210
29
28
7Eh
27
26
25
24
23
22
21
20
BIT 7
BIT 0
There are two passwords for the DS1876. Each password is 4 bytes long. The lower level password (PW1) has
all the access of a normal user plus those made available with PW1. The higher level password (PW2) has all the
access of PW1 plus those made available with PW2. The values of the passwords reside in EEPROM inside PW2
memory. At power-up, all PWE bits are set to 1. All reads at this location are 0.
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