DS1864T+ Maxim Integrated Products, DS1864T+ Datasheet - Page 60

• Manufacturer Part Number: DS1864T+
• Description: IC LASER CTRLR 1CHAN 5.5V 28TQFN
• Manufacturer: Maxim Integrated Products
• Type: Laser Diode Controller (Fiber Optic)r

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

Table 05h Register Descriptions
SFP Laser Controller and
Diagnostic IC
60
Table 05h, C0h to C1h: Device ID
FACTORY DEFAULT:
MEMORY TYPE:
These bytes identify the device as a DS1864.
Table 04h (Table 01h in DS1859 Configuration), DDh: LOS Threshold (LOS)
FACTORY DEFAULT:
MEMORY TYPE:
This byte sets a low D/A threshold for comparing received power (RSSI) level. Only the upper 8 bits of the 16 bit value are
compared.
Table 05h, C2h: Device Revision
FACTORY DEFAULT:
MEMORY TYPE:
This byte indicates revision of the design.
____________________________________________________________________
DDh
C0h
C1h
C2h
bit7
bit7
bit7
2
2
0
0
7
7
18 64h
00h
Hardwired
##h
Shadowed Memory (SEE)
Hardwired
2
2
0
1
6
6
2
2
0
1
5
5
2
2
1
0
4
4
2
2
1
0
3
3
2
2
0
1
2
2
2
2
0
0
1
1
bit0
bit0
bit0
2
2
0
0
0
0