DS1864T+ Maxim Integrated Products, DS1864T+ Datasheet - Page 58
![IC LASER CTRLR 1CHAN 5.5V 28TQFN](/photos/6/61/66150/28-tqfn_21-0139h_sml.jpg)
DS1864T+
Manufacturer Part Number
DS1864T+
Description
IC LASER CTRLR 1CHAN 5.5V 28TQFN
Manufacturer
Maxim Integrated Products
Type
Laser Diode Controller (Fiber Optic)r
Datasheet
1.DS1864TTR.pdf
(72 pages)
Specifications of DS1864T+
Number Of Channels
1
Voltage - Supply
2.97 V ~ 5.5 V
Current - Supply
3mA
Operating Temperature
-40°C ~ 95°C
Package / Case
28-WFQFN Exposed Pad
Mounting Type
Surface Mount
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
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SFP Laser Controller and
Diagnostic IC
58
Table 04h (Table 01h in DS1859 Configuration), C3h to C6h: PW2 Password Setting
FACTORY DEFAULT:
MEMORY TYPE:
These four bytes contain the password for access to memory space that is protected per Password Enable Bytes C1h and C2h of
Table 04h (Table 01h in DS1859 Configuration). (see Memory Protection and Password section).
Table 04h (Table 01h in DS1859 Configuration), C7h: Table Select Power-Up Default
FACTORY DEFAULT:
MEMORY TYPE:
This byte is automatically loaded into the Table Select SRAM byte 7Fh (Lower Memory) on power up.
____________________________________________________________________
C3h
C4h
C5h
C6h
C7h
bit7
bit7
2
2
2
2
2
31
23
15
7
7
0000 0000h
01h
Shadowed Memory (SEE)
2
2
2
Shadowed Memory (SEE)
2
2
30
22
14
6
6
2
2
2
2
2
29
21
13
5
5
2
2
2
2
2
28
20
12
4
4
2
2
2
2
2
27
19
11
3
3
2
2
2
2
2
26
18
10
2
2
2
2
2
2
2
25
17
9
1
1
bit0
bit0
2
2
2
2
2
24
16
8
0
0
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