- 您現(xiàn)在的位置：買賣IC網(wǎng) > PDF目錄384114 > BA7745 (Rohm CO.,LTD.) VCR Hi-Fi audio signal REC / PB amplifier with flying-erase oscillator PDF資料下載
參數(shù)資料
| 型號： | BA7745 |
| 廠商： | Rohm CO.,LTD. |
| 英文描述： | VCR Hi-Fi audio signal REC / PB amplifier with flying-erase oscillator |
| 中文描述： | 錄像機(jī)高保真的音頻信號錄制/鉛與飛行放大器擦除振蕩器 |
| 文件頁數(shù)： | 3/8頁 |
| 文件大?。?/td> | 96K |
| 代理商： | BA7745 |
3
Video ICs
BA7745FS
Recommended operating conditions (Ta = 25°C)
Parameter
Symbol
Min.
Typ. Max.
Unit
4.5
5.0
5.5
V
10.5
11.0
11.5
V
V
CCS
Recommended
operating voltage
PB / REC system
FE system
Electrical characteristics
Recording system (unless otherwise noted, Ta = 25°C, V
CC
= 5V, and f = 1.7MHz)
Parameter
Symbol
Min.
Typ.
Max.
Unit
Conditions
17pin: H
No signal, pin 12 + pin 29, inflow current
Iq
(REC)
I
OAR
I
OAR
CMD
04
CMD
09
2HD
26
CMD
30
2HD
34
V
14L
V
14H
—
44.7
10
—
—
—
—
—
0.0
3.5
+ 1.4
0.0
3.5
—
66
48.2
13
– 50
– 55
– 47
– 42
– 45
—
—
+ 1.9
—
—
– 45
90
51.7
—
– 43
– 40
– 40
– 35
– 40
2.2
V
CC
mA
mA
P-P
15pin 93.0dB
μ
IN, 19pin OUT
AGC < 0.8dB, 19pin OUT
15pin MIXIN (
), 19pin OUT (0.4MHz – 1.3MHz)
15pin MIXIN (
), 19pin OUT (0.9MHz – 1.3MHz)
15pin MIXIN (
), 19pin OUT (2.6MHz – 1.3MHz)
15pin MIXIN (
), 19pin OUT (3.0MHz – 1.3MHz)
15pin MIXIN (
), 19pin OUT (3.4MHz – 1.7MHz)
When 14pin DC, NORMAL REC
When 14pin DC, OVER REC
dB
dB
dB
dB
dB
dB
V
V
dB
V
V
dB
I
OR.OV
V
13L
V
13H
I
OR.MU
+ 2.4
2.2
V
CC
– 40
f = 1.3MHz (89.0dB
μ
) + 1.7MHz (97.0dB
μ
) (MIX)
15pin 93.0dB
μ
IN, 14pin: “H”
When 13pin DC, MUTE OFF
When 13pin DC, MUTE ON
15pin 93.0dB
μ
IN, 13pin: “H”
Recording mode
Quiescent current
Output current AGC level
Output current AGC range
Cross modulation distortion 0.4MHz component
Cross modulation distortion 0.9MHz component
2nd-harmonic distortion 2.6MHz component
Cross modulation distortion 3.0MHz component
2nd-harmonic distortion 3.4MHz component
OVER REC holding voltage
OVER REC holding voltage
Current emphasis OVER
REC MUTE holding voltage
REC MUTE holding voltage
Mute attenuation
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| BA7746 | VCR Hi-Fi audio signal REC / PB amplifier |
| BA7755 | High-voltage audio head selection switch |
| BA7757 | Switchless REC / PB amplifier for standard audio signal processing |
| BA7765AS | NORMAL AUDIO SIGNAL PROCESSINGS |
| BA7766AS | NORMAL AUDIO SIGNAL PROCESSINGS |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| BA7745FS | 制造商:ROHM 制造商全稱:Rohm 功能描述:VCR Hi-Fi audio signal REC / PB amplifier with flying-erase oscillator |
| BA7746 | 制造商:ROHM 制造商全稱:Rohm 功能描述:VCR Hi-Fi audio signal REC / PB amplifier |
| BA7746FS | 制造商:Panasonic Industrial Company 功能描述:IC |
| BA7746S | 制造商:ROHM 制造商全稱:Rohm 功能描述:VCR Hi-Fi audio signal REC / PB amplifier |
| BA7746S/FS | 制造商:ROHM 制造商全稱:Rohm 功能描述:Video LSIs |
發(fā)布緊急采購，3分鐘左右您將得到回復(fù)。