SY88932LMI Micrel Inc, SY88932LMI Datasheet - Page 3

• Manufacturer Part Number: SY88932LMI
• Description: IC LASR DRVR 4.25GBPS 3.6V 16MLF
• Manufacturer: Micrel Inc
• Type: Laser Diode Driver (Fiber Optic)r

Specifications of SY88932LMI

• Number Of Channels: 1
• Data Rate: 4.25Gbps
• Voltage - Supply: 3 V ~ 3.6 V
• Current - Supply: 57mA
• Current - Modulation: 60mA
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 16-MLF®, QFN
• Mounting Type: Surface Mount
• Operating Supply Voltage (min): 3V
• Mounting: Surface Mount
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

Pin Description
Truth Table
Micrel, Inc.
February 2008
Notes:
1. Truth table parameters are given for voltage rather than optical outputs. Hence, a voltage HIGH and OUT means no modulation current is
2. L = LOW, H = HIGH, X = don’t care.
3. I
Pin Number
1, 4, 7, 8, 13
9, 10, 11, 12
flowing through OUT, and a voltage LOW on OUT means modulation current is flowing through OUT. A voltage LOW implies an optical
HIGH, and vice versa.
OUT
≤ I
2, 3
5, 6
14
15
16
D
H
X
L
MOD_OFF
(1,2)
when /EN is HIGH.
OUT, /OUT
Pin Name
DIN, /DIN
VCNTRL
VREF
GND
VCC
/EN
/D
H
X
L
Pin Function
NRZ differential data (inputs), CML terminated interface with 50Ω to V
Ground.
Positive power supply.
Open collector (outputs) from the modulation driver.
Voltage reference, nominally 1.25V with respect to ground.
Voltage control of I
Enable: TTL-compatible active low input with 75kΩ pull-down resistor.
/EN
H
L
L
MOD
OUT
. 5kΩ input impedance. See “Typical Operating Characteristics.”
H
H
L
3
(3)
/OUT
H
L
L
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SY88932L