MAX3799ETJ+ Maxim Integrated Products, MAX3799ETJ+ Datasheet - Page 7

• Manufacturer Part Number: MAX3799ETJ+
• Description: IC LIMITING AMP/VCSEL DVR 32TQFN
• Manufacturer: Maxim Integrated Products
• Type: Laser Diode Driverr

Specifications of MAX3799ETJ+

• Data Rate: 14Gbps
• Number Of Channels: 1
• Voltage - Supply: 2.85 V ~ 3.63 V
• Current - Supply: 97mA
• Current - Modulation: 12mA
• Current - Bias: 15mA
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 32-WFQFN Exposed Pad
• Mounting Type: Surface Mount
• Input Voltage Range (max): 4 V
• Operating Supply Voltage: 2.85 V to 3.63 V
• Supply Current: 97 mA
• Operating Temperature Range: - 40 C to + 85 C
• Bandwidth: 400 KHz to 1000 KHz
• Mounting Style: SMD/SMT
• Power Dissipation: 2759 mW
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

ELECTRICAL CHARACTERISTICS (continued)
(V
put load is AC-coupled to differential 100Ω (see Figure 1), typical values are at +25°C, V
otherwise specified. Registers are set to default values unless otherwise noted, and the 3-wire interface is static during measure-
ments. For testing, the RATE_SEL bit was used and the RSEL pin was left open.)
Note 1: Supply current is measured with unterminated receiver CML output or with AC-coupled Rx output termination. The Tx out-
Note 2: Guaranteed by design and characterization, T
Note 3: The data input transition time is controlled by a 4th-order Bessel filter with -3dB frequency = 0.75 x data rate. The determin-
Note 4: Test pattern is 00001111 at 1.25Gbps for RATE_SEL = 0. Test pattern is 00001111 at 8.5Gbps for RATE_SEL = 1.
Note 5: Receiver deterministic jitter is measured with a repeating 2
Note 6: Measured with a k28.5 pattern from 1.0625Gbps to 8.5Gbps. Measured with 2
Note 7: Measurement includes an input AC-coupling capacitor of 100nF and C
Note 8: Gain stability is defined as [(I_measured) - (I_reference)]/(I_reference) over the listed current range, temperature, and V
Note 9: Transmitter deterministic jitter is measured with a repeating 2
Note 10: Gain stability is defined as [(I_measured) - (I_reference)]/(I_reference) over the listed current range, temperature, and V
SDA Setup Time
SDA Hold Time
SCL Rise to SDA Propagation
Time
CSEL Pulse-Width Low
CSEL Leading Time Before the
First SCL Edge
CSEL Trailing Time After the
Last SCL Edge
SDA, SCL External Load
CC
= 2.85V to 3.63V, T
put and the bias current output must be connected to a separate supply to remove the modulation/bias current portion from
the supply current. BIAS must be connected to 2.0V. TOUT+/- must be connected through 50Ω load resistors to a separate
supply voltage.
istic jitter caused by this filter is not included in the DJ generation specifications.
8.5Gbps, a repeating K28.5 pattern [00111110101100000101] is used. Deterministic jitter is defined as the arithmetic sum
of pulse-width distortion (PWD) and pattern-dependent jitter (PDJ).
between two amplitudes: Signal_ON and Signal_OFF.
1) Receiver operates at sensitivity level plus 1dB power penalty.
2) Receiver operates at overload.
max_deassert_level and the min_assert_level are measured for one LOS_THRESHOLD setting.
from +2.95V to +3.63V. Reference current measured at V
10.32Gbps. For 1.0625Gbps to 8.5Gbps, a repeating K28.5 pattern [00111110101100000101] is used. Deterministic jitter is
defined as the arithmetic sum of PWD and PDJ.
from +2.85V to +3.63V. Reference current measured at V
PARAMETER
a) Signal_OFF = 0
b) Signal_ON = (+1dB) + 10log(max_deassert_level)
Signal_OFF = 0
Signal_ON = 1.2V
Signal_ON = (+8dB) + 10log(min_assert_level)
Signal_OFF = 0
1Gbps to 14Gbps, SFP+ Multirate Limiting
_______________________________________________________________________________________
A
= -40°C to +85°C, CML receiver output load is AC-coupled to differential 100Ω, C
P-P
SYMBOL
t
CSW
t
t
C
DS
DH
t
t
t
D
L
T
B
Total bus capacitance on one line with
4.7k
A
pullup to V
Amplifier and VCSEL Driver
= -40°C to +95°C.
CONDITIONS
CC
CC
CC
31
= +3.2V, T
= +3.3V, T
7
- 1 PRBS equivalent pattern at 10.32Gbps. For 1.25Gbps to
- 1 PRBS, 72 0s, 2
CAZ
A
A
= +25°C.
= +25°C.
of 100nF. The signal at the input is switched
31
CC
- 1 PRBS at 10.32Gbps.
7
= 3.3V, I
- 1 PRBS, and 72 1s pattern at
MIN
500
BIAS
= 6mA, I
TYP
100
100
500
500
AZ
5
= 1nF, transmitter out-
MOD
MAX
20
= 6mA, unless
UNITS
ns
ns
ns
ns
ns
ns
pF
CC
CC
7