參數(shù)資料
型號: STV9212
廠商: 意法半導(dǎo)體
英文描述: Video Processor for CRT Monitors with PictureBooST
中文描述: 視頻處理器PictureBooST的CRT顯示器
文件頁數(shù): 26/34頁
文件大?。?/td> 335K
代理商: STV9212
Electrical Specifications
STV9212
26/34
Cut-off Output (Pins CO1, CO2 and CO3)
V
COmin
Pedestal level on COx outputs
0.5
V
V
COmax
Upper limitation on COx outputs
Sum of V
briAC
+V
iblAC
or V
briDC
exceeding the limit
V
CCA
-0.5V
V
V
briAC
Brightness component in AC mode
(
Figure 16
)
MOD = 1 (AC mode)
BRIG = 0h
BRIG = FFh:
BRIGRG = 00b
BRIGRG = 01b
BRIGRG = 10b
BRIGRG = 11b
0
0.4
0.8
1.25
1.9
V
V
V
V
V
V
briDC
Brightness component in DC mode
on CO3 pin
(
6
)
(
Figure 17
)
MOD = 0 (DC mode)
BRIG = 0h
BRIG = FFh
0
4
V
V
V
iblAC
(x)
Cut-off component
MOD = 0 (DC mode)
MOD = 1 (AC mode)
IBLx = 0h
IBLx = FFh:
IBLRG = 0
IBLRG = 1
0
0
3.7
1.85
V
V
V
V
PictureBooST
Block (
Figure 9
)
G
PB
Maximum gain
PBGEN = 1
PBCRST = 00b
PBCRST = 01b
PBCRST = 10b
PBCRST = 11b
0.8
1.6
2.3
3
dB
dB
dB
dB
V
BriPB
PictureBooST brightness expressed
in equivalent input level
PBGEN = 1 and PBVIVEN = 1
PBBRIG = 00b
PBBRIG = 01b
PBBRIG = 10b
PBBRIG = 11b
64
48
32
16
mV
mV
mV
mV
V
viv
/A
Vivacity amplitude as percentage of
its host square pulse level before
PictureBooST(“A” in
Figure 9
)
PBGEN
= 1 and
PBVIVEN
= 1
PBVIVAM
= 00b
PBVIVAM
= 01b
PBVIVAM
= 10b
PBVIVAM
= 11b
12.5
25
37.5
50
%
%
%
%
τ
viv
Vivacity time constant
PBGEN
= 1 and
PBVIVEN
= 1
PBVIVTC
= 000b
PBVIVTC
= 001b
PBVIVTC
= 111b
0
35
245
ns
ns
ns
ABL (
Figure 9
)
G
ABL
ABL gain
V
ABL
>3.2 V
V
ABL
= 1 V
0
-15
dB
dB
V
ThABL
ABL threshold voltage
3
V
I
ABL
ABL input current
V
ABL
= 3.2V
V
ABL
= 1V
0
-2
μA
μA
Video Output Signal - Dynamic Performances (
Figure 15
)
t
r
, t
f
Rise Time, Fall Time
(
5
)
V
OUT
= 2V
PP
(VIP exclusive)
BW
= 0Fh
BW
= 00h
3.5
7
ns
ns
BW
Large signal bandwidth
V
OUT
= 2V
PP
, sinus wave, -3dB
BW
= 0Fh
BW
= 00h
TBD
TBD
MHz
MHz
Symbol
Parameter
Test Conditions
Min.
Typ.
Max.
Units
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