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DM164 Datasheet(PDF) 7 Page - Silicon Touch Technology Inc.

Part # DM164
Description  8x3-CHANNEL CONSTANT CURRENT LED DRIVER
PDF  30 Pages
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Manufacturer  SITI [Silicon Touch Technology Inc.]
Direct Link  http://www.siti.com.tw
Logo SITI - Silicon Touch Technology Inc.

DM164 Datasheet(HTML) 7 Page - Silicon Touch Technology Inc.

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點晶科技股份有限公司
SILICON TOUCH TECHNOLOGY INC.
DM164
8x3-CHANNEL CONSTANT CURRENT LED DRIVERS
Version:A.002
Page 6
AC Characteristics (VDD = 5.0 V, Ta = 25°C, REXT = 3.9kΩ)
CHARACTERISTIC
SYMBOL
CONDITION
MIN.
TYP.
MAX.
UNIT
DCK Frequency
FDCK
Cascade operation
⎯
⎯
35
MHz
DCK pulse duration
Twhdk / Twldk
High or low level
⎯
13
⎯
ns
DCK rise/fall time
Trdk/ Tfdk
Single, CLoad=13pF
⎯
5
⎯
ns
GCK Frequency
FGCK
Cascade operation
⎯
⎯
40
MHz
GCK pulse duration
Twhgk / Twlgk
High or low level
⎯
12
⎯
ns
GCK rise/fall time
Trgk/ Tfgk
Single, CLoad=13pF
⎯
5
⎯
ns
Set-up Time for DIN
Tsu0
Before DCK rising edge
⎯
10
⎯
ns
Hold Time for DIN
Th0
After DCK rising edge
⎯
10
⎯
ns
Set-up Time for DCK
Tsu1
Before LTH falling edge
⎯
30
⎯
ns
LTH Pulse Width
TwLTH
⎯
⎯
15
⎯
ns
Set-up Time for LTH
Tsu2
Before GCK rising edge
⎯
10
⎯
ns
Set-up Time for MSEL
Tsu3
Before DCK rising edge
⎯
10
⎯
ns
Hold Time for MSEL
Th3
After DCK rising edge
⎯
30
⎯
ns
AC Characteristics (VDD = 3.3 V, Ta = 25°C, REXT = 3.9kΩ)
CHARACTERISTIC
SYMBOL
CONDITION
MIN.
TYP.
MAX.
UNIT
DCK Frequency
FDCK
Cascade operation
⎯
⎯
30
MHz
DCK pulse duration
Twhdk / Twldk
High or low level
⎯
15
⎯
ns
DCK rise/fall time
Trdk/ Tfdk
Single, CLoad=13pF
⎯
4
⎯
ns
GCK Frequency
FGCK
Cascade operation
⎯
⎯
36
MHz
GCK pulse duration
Twhgk / Twlgk
High or low level
⎯
13
⎯
ns
GCK rise/fall time
Trgk/ Tfgk
Single, CLoad=13pF
⎯
4
⎯
ns
Set-up Time for DIN
Tsu0
Before DCK rising edge
⎯
10
⎯
ns
Hold Time for DIN
Th0
After DCK rising edge
⎯
10
⎯
ns
Set-up Time for DCK
Tsu1
Before LTH falling edge
⎯
30
⎯
ns
LTH Pulse Width
TwLTH
⎯
⎯
15
⎯
ns
Set-up Time for LTH
Tsu2
Before GCK rising edge
⎯
10
⎯
ns
Set-up Time for MSEL
Tsu3
Before DCK rising edge
⎯
10
⎯
ns
Hold Time for MSEL
Th3
After DCK rising edge
⎯
30
⎯
ns
See Page 9: Timing Diagram



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