MAX3946ETG+T Maxim Integrated Products, MAX3946ETG+T Datasheet - Page 15

• Manufacturer Part Number: MAX3946ETG+T
• Description: IC LASER DVR SFP 11.3GBPS 24TQFN
• Manufacturer: Maxim Integrated Products
• Type: Laser Diode Driverr

Specifications of MAX3946ETG+T

• Data Rate: 11.3Gbps
• Number Of Channels: 1
• Voltage - Supply: 2.85 V ~ 3.63 V
• Current - Supply: 68mA
• Current - Modulation: 80mA
• Current - Bias: 80mA
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 12-WFQFN, Exposed Pad
• Mounting Type: Surface Mount
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Table 2. Circuit Response to Single-Point Faults
Note 1: Normal—Does not affect laser power.
Note 2: Supply-shorted current is assumed to be primarily on the circuit board (outside this device), and the main supply is col-
Note 3: Normal in functionality, but performance could be affected.
Warning: Shorted to V
PIN
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
1
2
3
4
5
6
7
8
9
lapsed by the short.
DISABLE
1.0625Gbps to 11.3Gbps, SFP+ Laser Driver
TOUT+
TOUT+
FAULT
BMON
with Laser Impedance Mismatch Tolerance
NAME
TOUT-
TOUT-
BMAX
V
V
CSEL
V
V
V
V
BIAS
V
TIN+
V
SDA
SCL
V
TIN-
V
CCD
CCD
CCT
CCT
CCT
CCT
EET
EET
CC
CC
______________________________________________________________________________________
CC
Normal
Disabled
Normal (Note 1)
Disabled—HARD FAULT
Disabled—HARD FAULT
Normal
Normal
I
I
I
I
Normal
Normal
I
Normal
Normal (Note 1)
Normal (Note 1)
Normal (Note 1)
Disabled—Fault (external
supply shorted) (Note 2)
Normal
SOFT FAULT
SOFT FAULT
Normal
Disabled—Fault (external
supply shorted) (Note 2)
MOD
MOD
MOD
MOD
BIAS
or shorted to ground on some pins can violate the Absolute Maximum Ratings.
is on—No fault
is reduced
is reduced
is reduced
is reduced
SHORT TO V
CC
Disabled—HARD FAULT
Normal (Note 1). Can only be dis-
abled by other means.
Normal (Note 1)
Normal (Note 1)
Normal (Note 1)
Disabled—Fault (external supply
shorted) (Note 2)
Disabled—Fault (external supply
shorted) (Note 2)
Disabled—HARD FAULT
Disabled—HARD FAULT
Disabled—HARD FAULT
Disabled—HARD FAULT
Disabled—Fault (external supply
shorted) (Note 2)
Disabled—Fault (external supply
shorted) (Note 2)
Disabled—HARD FAULT
Disabled—Fault (external supply
shorted) (Note 2)
Normal (Note 1)
Normal (Note 1)
Normal (Note 1)
Normal
Disabled—HARD FAULT (external
supply shorted) (Note 2)
SOFT FAULT
SOFT FAULT
Disabled—HARD FAULT (external
supply shorted) (Note 2)
Normal
SHORT TO GROUND
Normal (Note 3)—Redundant path
Disabled
Normal (Note 1)
Disabled—HARD FAULT
Disabled—HARD FAULT
Normal (Note 3)—Redundant path
Normal (Note 3)—Redundant path
I
I
I
I
Normal (Note 3)—Redundant path
Normal (Note 3)—Redundant path
Disabled—HARD FAULT
Normal (Note 3)—Redundant path
Normal (Note 1)
Normal (Note 1)
Normal (Note 1)
Normal (Note 3)—Redundant path
Normal (Note 3)—Redundant path
Normal (Note 1)
Normal (Note 1)
Normal (Note 3)—Redundant path
Normal (Note 3)—Redundant path
MOD
MOD
MOD
MOD
is reduced
is reduced
is reduced
is reduced
OPEN
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