ICs for VCR
AN3664NFB
■ Electrical Characteristics at VCC1 = 5 V, VCC2 = 12 V, Ta = 25°C (continued)
• Design reference data
Note) The characteristics listed below are theoretical values based on the IC design and are not guaranteed.
Parameter
Symbol
Conditions
Min
Typ Max Unit
VCO output R/L mix. ratio 2
VCO output R/L mix. ratio 3
VMIX2 D05 = 0, D04 = 1
VMIX3 D05 = 0, D04 = 1
10
9
dB
dB
V
Envelope output DC level
in forced normal mode
VENVN
RNEFN
ZOML
ZOMR
DC measurement (forced normal)
Pin 20 DC potential measurement
0.15
Envelope output impedance
in forced normal mode
DC measurement (forced normal)
Pin 20 impedance
400
10
Ω
Ω
Ω
Output mute on impedance L
DC measurement
Pin 44 impedance
Output mute on impedance R
DC measurement
Pin 43 impedance
10
■ Terminal Equivalent Circuits
Pin No.
Equivalent circuit
Description
Voltage
1
E-VOL CTL (L-channel)
3 V
VCC1
Pin 1, 36
170 Ω
2
HiFi-AGC det.
No fixed
VCC1
300 Ω
2
10 kΩ
1 kΩ
10 kΩ
3
1/2 VCC1 VREF1
:
2.5 V
VCC1
1/2 VCC1 pin, but concurrently used
for generation of ref. DC shift cur-
60 kΩ
200 Ω
40 kΩ
50 kΩ
1 kΩ
rent of 1/2 VCC2
.
3
200 Ω
50 kΩ
11
PANASONIC [ PANASONIC ]
