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BA7746 PDF预览

BA7746

更新时间: 2024-01-20 18:49:50
品牌 Logo 应用领域
罗姆 - ROHM 放大器录像机
页数 文件大小 规格书
12页 143K
描述
VCR Hi-Fi audio signal REC / PB amplifier

BA7746 技术参数

是否无铅: 不含铅是否Rohs认证: 符合
生命周期:Active零件包装代码:DIP
包装说明:SDIP-24针数:24
Reach Compliance Code:compliantECCN代码:EAR99
HTS代码:8542.33.00.01风险等级:5.62
商用集成电路类型:AUDIO AMPLIFIER增益:79 dB
JESD-30 代码:R-PDIP-T24JESD-609代码:e3/e2
长度:22.9 mm信道数量:2
端子数量:24最高工作温度:70 °C
最低工作温度:-10 °C封装主体材料:PLASTIC/EPOXY
封装代码:SDIP封装等效代码:SDIP24,.3
封装形状:RECTANGULAR封装形式:IN-LINE, SHRINK PITCH
峰值回流温度(摄氏度):260电源:5 V
认证状态:Not Qualified座面最大高度:4.25 mm
子类别:Audio/Video Amplifiers最大压摆率:90 mA
最大供电电压 (Vsup):5.5 V最小供电电压 (Vsup):4.5 V
表面贴装:NO技术:BIPOLAR
温度等级:COMMERCIAL端子面层:TIN/TIN COPPER
端子形式:THROUGH-HOLE端子节距:1.778 mm
端子位置:DUAL处于峰值回流温度下的最长时间:10
宽度:7.62 mmBase Number Matches:1

BA7746 数据手册

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Video ICs  
BA7746S / BA7746FS  
Electrical characteristics  
Recording mode (pin 12"H") (unless otherwise noted, Ta = 25°C, VCC = 5.0V, and f = 1.7MHz)  
Parameter  
Symbol  
Iq (REC)  
Min.  
Typ.  
66  
Max.  
90  
Unit  
mA  
Conditions  
Quiescent current  
No signal, pin 1 + pin 7, inflow current  
Output current AGC level  
Output current AGC level  
I
OAR  
44.2  
10  
48.2  
13  
52.2  
mAP-P  
10pin 93.0dBµIN, 14pin OUT  
IOAR  
dB  
AGC < 0.8dB, 14pin OUT  
Cross modulation distortion  
0.4MHz component  
10pin MIXIN ,  
14pin OUT (0.4MHz - 1.3MHz)  
CMD04  
– 50  
– 55  
– 40  
dB  
dB  
Cross modulation distortion  
0.9MHz component  
10pin MIXIN ,  
14pin OUT (0.9MHz - 1.3MHz)  
CMD09  
– 40  
2.2  
V
9L  
9H  
OR.OV  
8L  
8H  
OR.MU  
0.0  
3.5  
1.4  
0.0  
3.5  
V
V
9pin DC, When NORMAL REC  
9pin DC, When OVER REC  
10pin 93.0dBµIN, 9pin: “H”  
8pin DC, When MUTE OFF  
8pin DC, When MUTE ON  
10pin 93.0dBµIN, 8pin: “H”  
OVER REC holding voltage  
OVER REC holding voltage  
Current emphasis OVER  
REC MUTE holding voltage  
REC MUTE holding voltage  
Mute attenuation  
V
VCC  
I
1.9  
2.4  
2.2  
dB  
V
V
V
V
CC  
V
I
– 50  
– 40  
dB  
f = 1.3MHz (87.0dBµ) + 1.7MHz (95.0dBµ) (MIX)  
Playback mode (pin 12"L") (unless otherwise noted, Ta = 25°C, VCC = 5.0V, and f = 1.5MHz)  
Parameter  
Supply current  
Symbol  
Iq PB  
Min.  
Typ.  
19  
Max.  
31  
Unit  
mA  
Conditions  
Inflow current to pin 7 when no signal.  
18pin, 20.5dBµIN, 5pin OUT,  
3pin: “H”  
Voltage gain CH1  
G
G
VP1  
75  
75  
79  
79  
83  
83  
dB  
dB  
dB  
dB  
dB  
dB  
dB  
20pin, 20.5dBµIN, 5pin OUT,  
3pin: “L”  
Voltage gain CH2  
VP2  
18pin, 20pin, 20.5dBµ,  
5pin OUT  
Voltage gain differential  
CH1 to CH2 crosstalk  
CH2 to CH1 crosstalk  
CH1 frequency characteristic  
CH2 frequency characteristic  
GVP  
– 2.0  
0
2.0  
18pin 31.0dBµ, 20pin 0 IN,  
3pin: “H”“L”, 5pin OUT  
CT  
1
2
2
– 45  
– 45  
– 2.4  
– 2.4  
– 35  
– 35  
– 5  
18pin 0, 20pin 31.0dBµIN,  
3pin: “L”“H”, 5pin OUT  
CT  
1
18pin 20.5dBµIN, 3pin: “H”  
f = 2.2MHz / 1.0MHz, 5pin OUT  
f
P1  
P2  
0
20pin 20.5dBµ IN, 3pin: “L”  
f = 2.2MHz / 1.0MHz, 5pin OUT  
f
0
– 5  
Gain adjustment headroom  
Gain adjustment headroom  
GVCA  
+ GVCA  
4
– 50  
6
– 35  
dB  
dB  
6pin 3.2V, 5pin OUT  
6pin 0.8V, 5pin OUT  
Pin 18 and 20 IN, pin 5 OUT 3rd-harmonic  
distortion, when-30dB.  
V
OMP  
2.0  
2.6  
0.4  
0.4  
VP-P  
Maximum output voltage  
CH1 input conversion noise  
CH2 input conversion noise  
Input conversion for pin 18: 0.01µ F +  
10at GND Pin 3: “H”, pin 5 OUT.  
V
V
NP1  
NP2  
1.0  
1.0  
µVrms  
µVrms  
Input conversion for pin 20: 0.01µF +  
10at GND Pin 3: “L”, pin 5 OUT.  
7

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