參數(shù)資料
型號: DS1877T+T&R
廠商: Maxim Integrated Products
文件頁數(shù): 57/65頁
文件大?。?/td> 0K
描述: IC CTLR/MON SFP 1-2CH 28TQFN
產(chǎn)品培訓(xùn)模塊: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
標(biāo)準(zhǔn)包裝: 2,500
類型: SFP+ 控制器
輸入類型: 邏輯
輸出類型: 邏輯
接口: I²C
電流 - 電源: 2.5mA
安裝類型: 表面貼裝
封裝/外殼: 28-WFQFN 裸露焊盤
供應(yīng)商設(shè)備封裝: 28-TQFN-EP(5x5)
包裝: 帶卷 (TR)
其它名稱: 90-1877T+TRL
60
Maxim Integrated
SFP Controller for Dual Rx Interface
DS1877
Table 02h, Register C7h: TBLSELPON
Table 02h, Register C8h
–C9h: DAC2 VALUE
Table 02h, Register CAh
–CBh: RESERVED
FACTORY DEFAULT
00h
READ ACCESS
PW2 or (PW1 and RWTBL2) or (PW1 and RTBL2)
WRITE ACCESS
PW2 or (PW1 and RWTBL2)
A2h AND B2h MEMORY
Common A2h and B2h memory locations
MEMORY TYPE
Nonvolatile (SEE)
C7h
27
26
25
24
23
22
21
20
BIT 7
BIT 0
Chooses the initial value for the TBL SEL byte (Lower Memory, Register 7Fh) at power-on.
FACTORY DEFAULT
0000h
READ ACCESS
PW2 or (PW1 and RWTBL2) or (PW1 and RTBL2)
WRITE ACCESS
(PW2 and DAC2EN = 0) or (PW1 and RWTBL2 and DAC2EN = 0)
A2h AND B2h MEMORY
Common A2h and B2h memory locations
MEMORY TYPE
Volatile
C8h
0
29
28
C9h
27
26
25
24
23
22
21
20
BIT 7
BIT 0
The digital value used for DAC2 VALUE. It is the result of LUT4 plus DAC2 OFFSET times 4 recalled from
Address B0h, Table 04h (Registers F8h–FFh) at the adjusted memory address found in TINDEX. This register is
updated at the end of the temperature conversion.
DAC2 VALUE = LUT4 + DAC2 OFFSET x 4
REFIN
DAC2
d
V
DAC2 VALUE
1024
=
×
(if POLARITY = 0)
REFIN
DAC2
REFIN
d
V
DAC VALUE
1024
=
×
(if POLARITY = 1)
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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