DS1878T+ Maxim Integrated Products, DS1878T+ Datasheet - Page 36

• Manufacturer Part Number: DS1878T+
• Description: IC CTLR SFP W/DGTL LDD RX 28TQFN
• Manufacturer: Maxim Integrated Products
• Type: SFP+ Controllerr

Specifications of DS1878T+

• Input Type: *
• Output Type: *
• Interface: *
• Current - Supply: *
• Mounting Type: Surface Mount
• Package / Case: 28-WFQFN exposed Pad
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Lower Memory, Register 00h–01h: TEMP ALARM HI
Lower Memory, Register 04h–05h: TEMP WARN HI
SFP+ Controller with Digital LDD Interface
Lower Memory, Register 02h–03h: TEMP ALARM LO
Lower Memory, Register 06h–07h: TEMP WARN LO
36
00h, 04h
01h, 05h
02h, 06h
03h, 07h
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Temperature measurement updates above this two’s complement threshold set corresponding alarm or warning
bits. Temperature measurement updates equal to or below this threshold clear alarm or warning bits.
Temperature measurement updates below this two’s complement threshold set corresponding alarm or warning
bits. Temperature measurement updates equal to or above this threshold clear alarm or warning bits.
FACTORY DEFAULT
READ ACCESS
WRITE ACCESS
MEMORY TYPE
FACTORY DEFAULT
READ ACCESS
WRITE ACCESS
MEMORY TYPE
BIT 7
BIT 7
2
2
S
S
-1
-1
2
2
2
2
-2
-2
6
6
7FFFh
All
PW2
Nonvolatile (SEE)
8000h
All
PW2
Nonvolatile (SEE)
2
2
2
2
-3
-3
5
5
2
2
2
2
-4
-4
4
4
Lower Memory Register Descriptions
2
2
2
2
-5
-5
3
3
2
2
2
2
-6
-6
2
2
2
2
2
2
-7
-7
1
1
BIT 0
BIT 0
2
2
2
2
-8
-8
0
0