参数资料
型号: TVP5147PFPRG4
厂商: TEXAS INSTRUMENTS INC
元件分类: 颜色信号转换
英文描述: COLOR SIGNAL DECODER, PQFP80
封装: GREEN, PLASTIC, HTQFP-80
文件页数: 88/100页
文件大小: 1465K
代理商: TVP5147PFPRG4
Electrical Specifications
81
SLES099C—March 2007
TVP5147PFP
3.3.3 Timing
3.3.3.1
Clocks, Video Data, Sync Timing
PARAMETER
TEST CONDITIONS
(see NOTE 1)
MIN
TYP
MAX
UNIT
Duty cycle DATACLK
45%
50%
55%
t1
High time, DATACLK
18.5
ns
t2
Low time, DATACLK
18.5
ns
t3
Fall time, DATACLK
90% to 10%
4
ns
t4
Rise time, DATACLK
10% to 90%
4
ns
t5
Output delay time
10
ns
NOTE 1: CL = 15 pF
t1
DATACLK
Y, C, AVID, VS, HS, FID
t4
t2
t3
t5
VOH
VOL
Valid Data
VOH
VOL
Figure 31. Clocks, Video Data, and Sync Timing
3.3.3.2
I2C Host Port Timing
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
t1
Bus free time between STOP and START
1.3
s
t2
Data hold time
0
0.9
s
t3
Data setup time
100
ns
t4
Setup time for a (repeated) START condition
0.6
s
t5
Setup time for a STOP condition
0.6
ns
t6
Hold time for a (repeated) START condition
0.6
s
t7
Rise time VC1(SDA) and VC0(SCL) signal
250
ns
t8
Fall time VC1(SDA) and VC0(SCL) signal
250
ns
Cb
Capacitive load for each bus line
400
pF
fI2C
I2C clock frequency
400
kHz
t5
Stop Start
VC1 (SDA)
t1
t6
t7
t2
t8
t3
t4
t6
VC0 (SCL)
Data
Stop
Change
Data
Figure 32. I2C Host Port Timing
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