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SY88722VKG

Laser Drivers 5V/3.3V 622Mbps Laser Diode Driver with Output Enable

器件类别:模拟混合信号IC    驱动程序和接口   

厂商名称:Microchip(微芯科技)

厂商官网:https://www.microchip.com

器件标准:

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器件参数
参数名称
属性值
是否Rohs认证
符合
厂商名称
Microchip(微芯科技)
包装说明
TSSOP,
Reach Compliance Code
compliant
Samacsys Description
Laser Drivers 5V/3.3V 622Mbps Laser Diode Driver with Output Enable
其他特性
ALSO OPERATES AT 5V SUPPLY
接口集成电路类型
INTERFACE CIRCUIT
JESD-30 代码
S-PDSO-G10
JESD-609代码
e4
长度
3 mm
湿度敏感等级
2
功能数量
1
端子数量
10
最高工作温度
85 °C
最低工作温度
-40 °C
封装主体材料
PLASTIC/EPOXY
封装代码
TSSOP
封装形状
SQUARE
封装形式
SMALL OUTLINE, THIN PROFILE, SHRINK PITCH
峰值回流温度(摄氏度)
260
认证状态
Not Qualified
座面最大高度
1.1 mm
最大供电电压
3.63 V
最小供电电压
2.97 V
标称供电电压
3.3 V
表面贴装
YES
技术
BIPOLAR
温度等级
INDUSTRIAL
端子面层
Nickel/Palladium/Gold (Ni/Pd/Au)
端子形式
GULL WING
端子节距
0.5 mm
端子位置
DUAL
处于峰值回流温度下的最长时间
40
宽度
3 mm
文档预览
Micrel, Inc.
5V/3.3V 622Mbps LASER DIODE
DRIVER WITH OUTPUT ENABLE
SY88722V
SY88722V
FEATURES
s
s
s
s
s
Single 3.3V or 5V power supply
Up to 622Mbps operation
Modulation current to 30mA
PECL output enable
Differential PECL inputs
DESCRIPTION
The SY88722V is a high speed current switch for driving
a semiconductor laser diode in optical transmission
applications. The modulation current (I
OUT
) is controlled by
the current (I
RSET
) through the external resistor R
SET
. The
output OUT is HIGH and no current flows through OUT
when output enable is HIGH.
The device incorporates complementary open collector
outputs with a 30mA maximum current driving capability.
The external resistor R
EXT
must be placed between /OUT
and V
CC
to dissipate the worst case power. R
SER
is
recommended to compensate for laser diode matching
issues. Pins 9 and 10 should be connected to achieve better
performance.
The SY88722V utilizes the high performance bipolar
ASSET™ technology.
s
Available in a tiny 10-pin (3mm) MSOP
APPLICATIONS
s
622Mbps SONET
FUNCTIONAL BLOCK DIAGRAM
V
CC
R
EXT
/OUT
OUT
R
SER
DIN
/DIN
Internal
Logic
to Laser Diode
I
MOD
/EN
40X
V
CC
GND
V
EE
V
REF
R
SET
R
SET
ASSET is a trademark of Micrel, Inc.
M9999-072505
hbwhelp@micrel.com or (408) 955-1690
Rev.: B
Amendment: /0
1
Issue Date: July 2005
Micrel, Inc.
SY88722V
PACKAGE/ORDERING INFORMATION
/EN 1
DIN 2
/DIN 3
VREF 4
RSET 5
10 OUT
9 OUT
8 /OUT
7 GND
6 VCC
Ordering Information
Part Number
SY88722VKC
SY88722VKCTR
(1)
SY88722VKG
Package
Type
K10-1
K10-1
K10-1
K10-1
Operating
Range
Commercial
Commercial
Industrial
Industrial
Package
Marking
722V
722V
722V with
Pb-Free bar-line indicator
722V with
Pb-Free bar-line indicator
Lead
Finish
Sn-Pb
Sn-Pb
Pb-Free
NiPdAu
Pb-Free
NiPdAu
10-Pin MSOP
(K10-1)
SY88722VKGTR
(1)
Note:
1. Tape and Reel.
PIN DESCRIPTION
Pin Number
1
2, 3
4
5
6
7
8, 9, 10
Pin Name
/EN
DIN, /DIN
VREF
RSET
VCC
GND
/OUT, OUT
Pin Function
100k PECL compatible input with 75kΩ pulldown resistor. Modulation current goes to zero
when deasserted high.
Differential 100k PECL compatible input with 75kΩ pulldown resistors.
Voltage reference for use with R
SET
.
An external resistor from here to V
REF
sets the reference current for I
OUT
.
Positive power supply.
Device ground.
Differential open collector current outputs.
TRUTH TABLE
(Note 1)
D
L
H
X
Notes:
1.
L = LOW, H = HIGH, X = don't care.
2.
H = I
OUT
= 0mA.
/D
H
L
X
/EN
L
L
H
OUT
(Note 2)
H
L
H
/OUT
L
H
L
M9999-072505
hbwhelp@micrel.com or (408) 955-1690
2
Micrel, Inc.
SY88722V
Absolute Maximum Ratings
(Note 1)
Power Supply Voltage (V
CC
) ............................ 0V to +7.0V
Input Voltage (V
IN
) .............................................. 0V to V
CC
Output Current (I
OUT
) ................................................. 30mA
Power Dissipation (P
D
) ........................................... 250mW
Lead Temperature (soldering, 20 sec.) ................... +260°C
Storage Temperature Range (T
S
) ............ –55°C to +125°C
Operating Ratings
(Notes 2, 3, 4)
Supply Voltage (V
IN
) ................................... +3.0V to +3.6V
........................................................ or +4.5V to +5.5V
Ambient Temperature (T
A
),
Note 5 ............
–40°C to +85°C
Junction Temperature (T
J
),
Note 5 ............
–40°C to 100°C
Resistor to Dissipate Power (R
EXT
) .................. 10Ω to 50Ω
Laser Diode Serial Resistor (R
SER
) .................... 0Ω to 50Ω
Resistor to Adjust Current (R
SET
),
Note 6
. 700Ω to 20,000Ω
Package Thermal Resistance
MSOP
JA
) Still-Air ...................................................... 113°C/W
JB
) Still-Air ........................................................ 74°C/W
Note 1.
Permanent device damage may occur if ABSOLUTE MAXIMUM RATINGS are exceeded. This is a stress rating only and functional operation
is not implied at conditions other than those detailed in the operational sections of this data sheet. Exposure to ABSOLUTE MAXIMUM
RATlNG conditions for extended periods may affect device reliability.
The data sheet limits are not guaranteed if the device is operated beyond the operating ratings.
The device is guaranteed to meet the DC specifications, shown in the table above, after thermal equilibrium has been established. The device
is tested in a socket such that transverse airflow of
≥500lfpm
is maintained.
The voltage drop across R
EXT
and R
SER
plus Laser Diode must not be greater than 1.4V.
Commercial devices are guaranteed from 0°C to +85°C ambient temperature.
R
SET
minimum 430Ω.
Note 2.
Note 3.
Note 4.
Note 5.
Note 6.
DC ELECTRICAL CHARACTERISTICS
(Note 1)
GND = 0V; V
CC
= 3.3V
±10%
or V
CC
= 5.0V
±10%;
T
A
= –40°C to +85°C
Symbol
V
IH
V
IL
V
REF
I
IL
I
IH
I
CC
I
OUT_OFF
I
OUT
A
RSET
V
OUT
C
OUT
Note 1.
Parameter
Input HIGH Voltage
(D
IN
, /D
IN
, /EN)
Input LOW Voltage
(D
IN
, /D
IN
, /EN)
Reference Voltage
Input LOW Current
(D
IN
, /D
IN
, /EN)
Input HIGH Current
(D
IN
, /D
IN
, /EN)
Supply Current
Output LOW Current
(/EN = HIGH)
Modulation Current
I
OUT
/I
RSET
Voltage at OUT, /OUT
Capacitance on OUT, /OUT
Specification for packaged product only.
Condition
Min
V
CC
–1.165
V
CC
–1.810
1.7
Typ
Max
V
CC
–0.880
V
CC
–1.475
Units
V
V
V
µA
2.0
2.3
V
IN
= V
IL(min)
0.5
100
µA
mA
µA
mA
V
pF
I
MOD
= 25mA
450
25
1000
30
30
V
CC
–1.4
2.5
38
44
V
CC
M9999-072505
hbwhelp@micrel.com or (408) 955-1690
3
Micrel, Inc.
SY88722V
AC ELECTRICAL CHARACTERISTICS
(Note 1, 2)
I
MOD
=10mA; GND = 0V; V
CC
= 3.3V
±10%
or V
CC
= 5.0V
±10%;
T
A
= 0°C to +85°C
Symbol
t
PHL
,t
PLH
D
t
PHL
,t
PLH
EN
t
r
, t
f
I
OR
Note 1.
Note 2.
Parameter
Propagation Delay
D
IN
– OUT
Propagation Delay
/EN – OUT
Rise/Fall Time
(20% to 80%)
Output Current Ringing
Specification for packaged product only.
Condition
I
OUT
= 10mA
I
OUT
= 10mA
Min
Typ
Max
1000
1000
400
Units
ps
ps
ps
%
I
OUT
= 5 to 30mA
10
R
EXT
= R
SER
= 25Ω
±1%;
R
SER
connected directly to V
CC
.
TYPICAL OPERATING CHARACTERISTICS
40
I
MOD
vs. R
SET
30
I
MOD
(mA)
V
CC
= 5.0V
20
10
V
CC
= 3.3V
0
0
1.0
2.0
3.0
RSET (kΩ)
4.0
5.0
M9999-072505
hbwhelp@micrel.com or (408) 955-1690
4
Micrel, Inc.
SY88722V
10 LEAD MSOP (K10-1)
Rev. 00
MICREL, INC. 2180 FORTUNE DRIVE SAN JOSE, CA 95131
TEL
USA
+ 1 (408) 944-0800
FAX
+ 1 (408) 474-1000
WEB
http://www.micrel.com
The information furnished by Micrel in this datasheet is believed to be accurate and reliable. However, no responsibility is assumed by Micrel for its use.
Micrel reserves the right to change circuitry and specifications at any time without notification to the customer.
Micrel Products are not designed or authorized for use as components in life support appliances, devices or systems where malfunction of a product can
reasonably be expected to result in personal injury. Life support devices or systems are devices or systems that (a) are intended for surgical implant into
the body or (b) support or sustain life, and whose failure to perform can be reasonably expected to result in a significant injury to the user. A Purchaser’s
use or sale of Micrel Products for use in life support appliances, devices or systems is at Purchaser’s own risk and Purchaser agrees to fully indemnify
Micrel for any damages resulting from such use or sale.
© 2005 Micrel, Incorporated.
M9999-072505
hbwhelp@micrel.com or (408) 955-1690
5
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参数对比
与SY88722VKG相近的元器件有:SY88722VKG-TR。描述及对比如下:
型号 SY88722VKG SY88722VKG-TR
描述 Laser Drivers 5V/3.3V 622Mbps Laser Diode Driver with Output Enable Laser Drivers
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