參數(shù)資料
型號(hào): VCT3801A
廠商: MICRONAS SEMICONDUCTOR HOLDING AG
英文描述: Video/Controller/Teletext IC Family
中文描述: 視頻/控制/圖文電視IC系列
文件頁數(shù): 154/172頁
文件大?。?/td> 2243K
代理商: VCT3801A
VCT 38xxA
ADVANCE INFORMATION
154
Micronas
6.7.3.3. Reset Input
6.7.3.4. I
2
C Bus Interface
Symbol
Parameter
Pin Name
Min.
Typ.
Max.
Unit
Test Conditions
VBG
Internal Reference Voltage
RESQ
1.125
1.25
1.375
V
tBG
Internal Voltage Reference
Setup Time after Power-Up
30
60
us
VREFR
RESET Comparator Reference
Voltage
1*VBG
V
RVlh
RVhl
RESET Comparator Hysteresis,
symmetrical to VREFR
0.25
0.313
0.375
V
VREFA
ALARM Comparator Reference
Voltage
2*VBG
V
AVlh
AVhl
ALARM Comparator Hysteresis,
symmetrical to VREFA
0.1
0.135
0.15
V
tCDEL
RESET, ALARM Comparator
Delay Time
100
ns
Overdrive=50mV
VREFPOR
Power On Reset Comparator
Reference Voltage
VSUP
S
2*VBG
V
Symbol
Parameter
Pin Name
Min.
Typ.
Max.
Unit
Test Conditions
V
IL
Input Low Voltage
SDA, SCL
0.3*
VSUP
S
V
V
IH
Input High Voltage
0.6*
VSUP
S
V
V
OL
Output Low Voltage
0.4
0.6
V
V
I
l
= 3 mA
I
l
= 6 mA
V
IH
Input Capacitance
5
pF
t
F
Signal Fall Time
300
ns
C
L
= 400 pF
t
R
Signal Rise Time
300
ns
C
L
= 400 pF
f
SCL
Clock Frequency
SCL
0
400
kHz
t
LOW
Low Period of SCL
1.3
μ
s
t
HIGH
High Period of SCL
0.6
μ
s
t
SU Data
Data Set Up Time to SCL high
SDA
100
ns
t
HD Data
DATA Hold Time to SCL low
0
0.9
μ
s
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