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HT1618 数据表(PDF) 3 Page - ARTSCHIP ELECTRONICS CO.,LMITED.

部件名 HT1618
功能描述  LED Driver
PDF  5 Pages
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制造商  ARTSCHIP [ARTSCHIP ELECTRONICS CO.,LMITED.]
网页  http://www.artschip.com/
标志 ARTSCHIP - ARTSCHIP ELECTRONICS CO.,LMITED.

HT1618 数据表(HTML) 3 Page - ARTSCHIP ELECTRONICS CO.,LMITED.

  HT1618 Datasheet HTML 1Page - ARTSCHIP ELECTRONICS CO.,LMITED. HT1618 Datasheet HTML 2Page - ARTSCHIP ELECTRONICS CO.,LMITED. HT1618 Datasheet HTML 3Page - ARTSCHIP ELECTRONICS CO.,LMITED. HT1618 Datasheet HTML 4Page - ARTSCHIP ELECTRONICS CO.,LMITED. HT1618 Datasheet HTML 5Page - ARTSCHIP ELECTRONICS CO.,LMITED.  
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background image
HT1618
LED Driver
www.artschip.com
3
SWITHCING CHARACTERISTICS
(Ta=-20 ~+70℃, VDD=4.5 ~5.5V)
Parameter
Symbol
Min.
Typ
Max.
Unit
Test Condition
Oscillation
Frequency
fosc
-
500
-
KHz
R=16.5kΩ
tPLZ
-
-
300
ns
Propagation
delay time
tPZL
-
-
100
ns
CLK
→DOUT
CL=15pF, RL=10kΩ
TTZH1
-
-
2
µs
Seg1~Seg11
Rise time
TTZH2
-
-
0.5
µs
CL=300pF
Grid1~Grid4
Seg12/Grid7~Seg14/Grid5
Fall time
TTHz
-
-
120
µs
CL=300pF, Segn, Gridn,
Maximal clock
frequency
Fmax
1
-
-
MHz
On 50% duty factor
Input
capacitance
CI
-
-
15
pF
-
*TIMING DIAGRAM
(Ta=-20 ~+70℃, VDD=4.5 ~5.5V)
Parameter
Symbol
Min.
Typ
Max.
Unit
Test
Condition
Clock Pulse wideth
PWCLK
400
-
-
ns
-
Strobe pulse
wideth
PWSTB
1
-
-
µs
-
Data setup time
tSETUP
100
-
-
ns
-
Data hold time
tHOLD
100
-
-
ns
-
CLK
→STB time
tCLK STB
1
-
-
µs
CLK
↑→STB↑
Wait time
tWAIT
1
-
-
µs
CLK
↑→CLK↓



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