參數(shù)資料
型號(hào): STV9427
廠商: 意法半導(dǎo)體
英文描述: HIGH SPEED MULTISYNCH ON-SCREEN DISPLAY FOR MONITOR
中文描述: 高速M(fèi)ULTISYNCH屏幕的監(jiān)視器顯示
文件頁數(shù): 5/20頁
文件大?。?/td> 558K
代理商: STV9427
TIMINGS
Symbol
Parameter
Min.
Typ.
Max.
Unit
OSCILATOR INPUT : XTI (see Figure 2)
t
WH
t
WL
f
XTAL
f
PXL
Clock High Level
Clock Low Level
Clock Frequency
Pixel Frequency
20
20
6
30
ns
ns
MHz
MHz
15
80
RESET
t
RES
RESET Low Level Pulse
4
μ
s
R, G, B, FBLK (C
LOAD
= 30pF)
t
R
t
F
Rise Time (see Note 1)
Fall Time (see Note 1)
Skew between R, G, B, FBLK
5
5
5
ns
ns
ns
t
SKEW
I
2
C INTERFACE : SDA AND SCL (see Figure 3)
f
SCL
t
BUF
t
HDS
t
SUP
t
LOW
t
HIGH
t
HDAT
t
SUDAT
t
F
SCL Clock Frequency (Horizontal frequency = 32kHz)
Time the bus must be free between 2 access
Hold Time for Start Condition
Set up Time for Stop Condition
Clock Low Level
Clock High Level
Hold Time Data
Set up Time Data
SDA Fall Time
288
kHz
ns
ns
ns
ns
ns
ns
ns
ns
500
500
500
400
400
0
500
20
t
R
SCL and SDA Rise Time
Depend on the pull-up resistor
and on the load capacitance
Note 1 :
These parameters are not tested on each unit. They are measured during our internal qualification procedure which includes
characterization on batches comming from corners of our processes and also temperature characterization.
9
XTI
t
WH
t
WL
9
Figure 2
SDA
SCL
Stop
Start
Data
Stop
t
BUF
t
SUP
t
HDAT
t
SUDAT
t
HDS
t
HIGH
t
LOW
9
Figure 3
STV9427 - STV9428 - STV9429
5/20
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