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參數資料
| 型號： | LC89978M |
| 元件分類： | 消費家電 |
| 英文描述： | SPECIALTY CONSUMER CIRCUIT, PDSO14 |
| 封裝： | MFP-14 |
| 文件頁數： | 3/7頁 |
| 文件大小： | 113K |
| 代理商： | LC89978M |
No. 5546-3/7
LC89978M
CONT1
CONT2
Mode(representative)
Chrominance signal delay (number of CCD stages)
Luminance signal delay (number of CCD stages)
Low
PAL/GBI
2H (1833.5) + 0H (1.5)
1H (913)
Low
High
PAL/M
2H (1821.5) + 0H (1.5)
1H (907)
High
Low
——
—
High
NTSC/M
1H (911.5) + 0H (1.5)
1H (907)
Control Pin Functions
Parameter
Symbol
Conditions
Ratings
Unit
min
typ
max
Switching voltage level: low
VL
–0.3
0.0
+0.5
V
Switching voltage level: high
VH
2.0
5.0
6.0
V
Switching Voltage Levels
Function of the 4FSC Pin
This pin provides a 4fsc clock signal generated by the 4
× PLL frequency multiplier circuit.
Note: *Since the control pins have built-in pull-down resistors (about 70 k
), leaving these pins opens effectively sets them to the low level.
Continued on next page.
Parameter
Symbol
Switch states
Ratings
Unit
SW1
SW2
SW3
SW4
Test conditions
min
typ
max
IDD-1
aaab
*1
Supply current
IDD-2
abab
*131
36
41
mA
IDD-3
bbab
*1
[Chrominance signal characteristics] (with no input to Y-IN)
VINC-1
aaab
*2
VINC-2
abab
*2
1.9
2.4
2.9
V
DC output voltage
VINC-3
bbab
*2
VOUTC-1
aaab
*2
VOUTC-2
abab
*2
1.4
1.9
2.4
V
VOUTC-3
bbab
*2
GVC-1
aaab
*3
Voltage gain
GVC-2
abab
*3
–2
0
+2
dB
GVC-3
bbab
*3
CD-1
aaab
*4
Comb depth
CD-2
abab
*4
–40
–35
dB
CD-3
bbab
*4
LNC-1
aaab
*5
Linearity
LNC-2
abab
*5
–0.3
0.0
+0.3
dB
LNC-3
bbab
*5
LCK4C-1
aaab
*6
Clock leakage (4fsc)
LCK4C-2
abab
*6
10
50
mVrms
LCK4C-3
bbab
*6
LCK1C-1
aaab
*6
Clock leakage (fsc)
LCK1C-2
abab
*6
0.5
1.5
mVrms
LCK1C-3
bbab
*6
Electrical Characteristics at VDD = 5.0 V, Ta = 25°C, FCLK = 3.579545 MHz, VCLK = 500 mVp-p
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