Video ICs
BA7180AS / BA7180AFS
Electrical characteristics (unless otherwise noted, Ta = 25°C, VCC = 5.0V and f = 4.0MHz)
•
Measurement
circuit
Parameter
Symbol
Min.
Typ.
Max.
Unit
Conditions (BA7180AS)
Playback system (Pin 11 in Fig.1 measurement circuit "H" )
Fig.1
Fig.1
Quiescent current
Voltage gain CH-1
Iq (P)
—
18
57
45
60
mA
dB
No signal
Pin 5 input = 0.3mVP-P, pin 1: L,
pin 16 output measurement
GVP1
54
Pin 7 input = 0.3mVP-P, pin 1: L,
pin 16 output measurement
Fig.1
Fig.1
Fig.1
Fig.1
Fig.1
Fig.1
Fig.1
Voltage gain CH-2
G
VP2
54
57
0
60
+ 1
0
dB
dB
Voltage gain differential
Frequency characteristic
2nd harmonic distortion
3rd harmonic distortion
Maximum output level
Crosstalk
∆GVP
∆GVf
– 1
– 7
∆GVP = GVP1 – GVP2
Difference in pin 16 output level for
f = 8.0 / 1.0MHz, VIN = 0.3mVP-P
– 3
dB
2HD
3HD
P
—
– 45
– 45
1.5
– 38
– 40
—
dBc
dBc
V
IN = 0.3mVP-P, 8.0MHz spurious
IN = 0.3mVP-P, 1 2 0MHz spurious,
V
.
P
—
1.0
—
guaranteed design value.
VOMP
V
P-P
When pin 16 output 2nd harmonic distortion is -30dBc
CT
P
– 38
– 32
dBc
mVP-P
µVrms
mVP-P
dB
Difference in pin 16 output level for pin 1: H / L.
Pin 16 output DC offset for pin 1: H / L.
Fig.1
Fig.1
Fig.1
Fig.1
Fig.1
Fig.1
Output DC offset
∆V ODC – 150
0
0.25
300
0.3
0.5
4
+ 150
1.0
RG = 10Ω, input conversion of pin 14
output noise, guaranteed design value.
Input conversion noise
AGC output level
VNIN
—
250
—
VIN = 0.3mVP-P,
V
AGC
350
2.0
Pin 19 output measurement
Pin 19 output level difference for
AGC control sensitivity
∆VAGC
∆GVAF
V
IN = 0.15 ~ 0.6mVP-P
Difference in pin 19 output level for f = 8.0 / 1.0MHz
IN = 0.3mVP-P, guaranteed design value.
AGC amp frequency
characteristic
– 3
+ 3
dB
V
Pin 9 impedance, guaranteed design value.
PB switch ON resistance
RON9
—
10
Ω
Fig.1
Fig.1
PRE CH 2 threshold voltage
PRE CH 1 threshold voltage
V
TH1H
3.5
0
—
—
V
CC
V
V
Pin 1 DC voltage for CH 2 operation
Pin 1 DC voltage for CH 1 operation
V
TH1L
1.2
2.9
Pin 15 output measurement when
pin 16 output = 100mVP-P
ENVE output level
VENV2
VENV3
VENV4
1.9
3.45
4.0
2.4
3.7
4.5
V
V
V
Fig.1
Fig.1
Fig.1
Pin 15 output measurement when
pin 16 output = 400mVP-P
ENVE output level
3.95
—
ENVE saturation voltage
Pin 15 output measurement for large signal
PB mode holding voltage
EE mode holding voltage
REC mode threshold voltage
V
TH10H
3.8
2.2
0
—
—
—
V
CC
V
V
V
Pin 11 DC voltage for PB mode
Fig.1
Fig.1
Fig.1
VTH10M
2.8
1.2
Pin 11 DC voltage for REC MUTE mode
Pin 11 DC voltage for REC mode
V
TH10L
3