SD16729 PDF даташит
Спецификация SD16729 изготовлена «Silan Microelectronics Joint-stock» и имеет функцию, называемую «16-BIT CONSTANT CURRENT LED DRIVER». |
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Детали детали
Номер произв | SD16729 |
Описание | 16-BIT CONSTANT CURRENT LED DRIVER |
Производители | Silan Microelectronics Joint-stock |
логотип |
13 Pages
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16-BIT CONSTANT CURRENT LED DRIVER
DESCRIPTION
SD16729 is a constant current LED driver with advanced Bi-CMOS
technology, the constant current is determined by external resistor.
It includes a 16-bit shift register, latches, the constant current driver
and etc. In the output stage, there are 16 current sources which
provide a 1-45mA constant current drive for LED through bipolar
device.
SSOP-24-225-0.635
FEATURES
* Output current adjustable through external resistor
* Data serial-in/serial-out
* 16-channel constant current output
* Output current: 1~45mA
* 30MHz clock frequency
* Fast output current response, ENABLE min. width:30ns
* Current Precision (all output are ON)
Precision
Between Between
Test Condition
bits ICs
<±2%
<±3%
Output current:1~15mA
SSOP-24-300-1.0
APPLICATIONS
* LED screen
ORDERING INFORMATION
Device
SD16729P
SD16729S
Package
SSOP-24-300-1.0
SSOP-24-225-0.635
Marking
SD16729P
SD16729S
HANGZHOU SILAN MICROELECTRONICS CO.,LTD
Http://www.silan.com.cn
REV:1.1
2009.03.10
Page 1 of 14
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BLOCK DIAGRAM
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ABSOLUTE MAXIMUM RATING (Tamb=25°C)
Characteristics
Supply Voltage
Input Voltage
Output Current
Output Voltage
Power
Dissipation
SD16729S
Power
Dissipation
SD16729P
Thermal
Resistance
SD16729S
Thermal
Resistance
SD16729P
Storage Temperature
Operating Temperature
Symbol
VDD
VIN
IOUT
VOUT
PD1
PD2
Rth(j-a)1
Rth(j-a)2
Tstg
Topr
Ratings
6
-0.2~VDD+0.2
50
-0.2~ 17
1.04
1.32
120
94
-55~+150
-40 ~ 85
Unit
V
V
mA/ch
V
W
W
°C/W
°C/W
°C
°C
HANGZHOU SILAN MICROELECTRONICS CO.,LTD
Http://www.silan.com.cn
REV:1.1
2009.03.10
Page 2 of 14
No Preview Available ! |
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OPERATING CONDITION RECOMMENDED
Characteristics
Supply Voltage
Output Voltage
Output Current
Input Voltage
Input Voltage
CLOCK Frequency
LATCH Setup Time
LATCH Hold Time
CLOCK Pulse Width
ENABLE Pulse Width
CLOCK Setup Time
CLOCK Hold Time
Symbol
VDD
VOUT
IOUT
IOH
IOL
Test conditions
-
-
-
SERIAL-OUT
SERIAL-OUT
VIH -
VIL
Fclk
tSU(L)
th(L)
tCLK
tENA
tsu(C)
th(C)
-
Cascaded
-
IOUT = 20 mA, conntected to LED
for test
-
-
Min.
3.0
0.5
1
-
-
0.76VDD
-0.15
-
5
30
20
Typ.
-
1
-
-
-
-
-
-
-
-
-
Max. Unit
5.5 V
17 V
45 mA/ch
1 mA
-1 mA
VDD+
0.15
V
0.26VDD V
30 MHz
- nS
- nS
- nS
30 -
- nS
10 -
10 -
- nS
- nS
ELECTRICAL CHARACTERISTICS (Unless otherwise specified, Tamb=25°C, VDD=3.0V-5.5V)
Characteristics
Supply Voltage
Output Current
Output Leakage Current
Output Current Precision
(Bit To Bit)
Symbol
VDD
IOUT1
IOUT2
IOUT3
IOUT4
IOUT5
IOUT6
Iok
△ IOUT1
△ IOUT2
Test conditions
-
VDD=3.3V
VOUT=1V
VDD=5.0V
VOUT=1V
REXT=470Ω
VDD=3.3V
VOUT=1V
VDD=5.0V
VOUT=1V
REXT=1.2kΩ
VDD=3.3V
VOUT=1V
VDD=5.0V
VOUT=1V
REXT = 12kΩ
VOUT=15.0V
VOUT>0.7V REXT=1.2kΩ
VOUT>0.7V REXT=12kΩ
Min.
3.0
Typ.
-
Max.
5.5
38.53 39.55 40.61
38.53 39.55 40.61
14.81 15.25 15.69
14.81 15.25 15.69
1.5 1.55 1.6
1.5 1.55 1.6
- -1
- ±1 ±2
Unit
V
mA
mA
mA
mA
mA
mA
uA
%
HANGZHOU SILAN MICROELECTRONICS CO.,LTD
Http://www.silan.com.cn
REV:1.1
2009.03.10
Page 3 of 14
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Номер в каталоге | Описание | Производители |
SD16729 | 16-BIT CONSTANT CURRENT LED DRIVER | Silan Microelectronics Joint-stock |
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