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參數(shù)資料
| 型號： | LA76850 |
| 元件分類： | 消費(fèi)家電 |
| 英文描述： | SPECIALTY CONSUMER CIRCUIT, PDIP36 |
| 封裝： | 0.400 INCH, DIP-36 |
| 文件頁數(shù)： | 6/13頁 |
| 文件大小： | 279K |
| 代理商： | LA76850 |
LA76850
No.A0017-2/31
Electrical Characteristics Ta = 25
°C, VCCL = V8 = V27 = 5.0V, ICC = I16 = 9mA, ICC = I20 = 27mA
Parameter
Symbol
Conditions
min
typ
max
unit
[Circuit voltage, current]
IF supply current
I8
V8 = 5V, V3 = 2.5V
67
mA
RGB supply voltage
V16
I16 = 9mA
8.0
V
Horizontal supply voltage
V20
I25 = 27mA
5.0
V
Video supply current
I27
I27 = 5V
65
mA
[VIF block]
Maximum RFAGC voltage
VRFH
CW = 80dB
, DAC = 0
8.5
9
Vdc
Minimum RFAGC voltage
VRFL
CW = 80dB
, DAC = 63
0
0.3
0.7
Vdc
RF AGC Delay Pt (@DAC = 0)
RFAGC0
DAC = 0
90
dB
RF AGC Delay Pt
(@DAC = 63)
RFAGC63
DAC = 63
80
dB
Input sensitivity
Vi
Output-3dB
46
dB
No-signal video output voltage
VOn
No signal
3.4
3.7
4.0
Vdc
Sync signal tip level
VOtip
CW = 80dB
1.1
1.4
1.7
Vdc
Video output amplitude
VO
80dB
, AM = 78%, fm = 15kHz
1.57
2.05
2.52
Vp-p
Video S/N
S/N
CW = 80dB
40
45
dB
C-S beat level
IC-S
V4.43MHz/V1.07MHz
35
dB
Differential gain
DG
80dB
, 87.5% Video MOD
5.0
10.0
%
Differential phase
DP
80dB
, 87.5% Video MOD
1.0
10.0
deg
Maximum AFT output voltage
VAFTH
CW = 80dB
, frequency variations
4.3
4.7
5
Vdc
Minimum AFT output voltage
VAFTL
CW = 80dB
, frequency variations
0.0
0.3
0.7
Vdc
AFT detection sensitivity
VAFTS
CW = 80dB
, frequency variations
8.0
15.0
22.0
mV/kHz
APC pull-in range (U)
fPU
1.5
MHz
APC pull-in range (L)
fPL
1.5
MHz
NT Trap1 (4.5MHz)
NTR1
-30
dB
NT Trap1 (4.8MHz)
NTR2
-20
dB
BG Trap1 (5.5MHz)
BTR1
-30
dB
BG Trap2 (5.85MHz)
BTR2
-20
dB
I Trap1 (6.0MHz)
ITR1
-30
dB
I Trap1(6.55MHz)
ITR2
-17
dB
DK Trap1(6.5MHz)
DTR1
-30
dB
[SIF block]
FM detection output voltage
SOADJ
FM =
±30kHz
245
310
390
mVrms
FM limiting sensitivity
SLS
Output -3dB
53
dB
FM detection output
f characteristics
SF
fm = 100kHz
-0.5
5.0
8.0
dB
FM detection output distortion
STHD
FM =
±30kHz
1.0
%
AM rejection ratio
SAMR
AM = 30%
40
dB
SIF S/N
SSN
DIN.Andio
51.5
dB
PAL de-emph time constant
SPTC
2.4
3.0
3.6
dB
PAL/NT Difference of voltage
gain
SGD
-1.5
0.0
+1.5
dB
NT de-emph time constant
SNTC
1.9
2.5
3.1
dB
Continued on next page.
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