ICs for VCR
s
Electrical Characteristics at V
CC
=
5.0 V, T
a
=
25°C (continued)
•
Design reference data (continued)
Note) The characteristics below are theoretical values based on the IC design and are not guaranteed.
AN3275SB
Parameter
Envelope detection block
ENV detection adjustment range
ENV detection hysteresis
SP ENV pulse front edge delay
SP ENV pulse width
SP ENV pulse hysteresis
Symbol
Conditions
Min
−3
Typ
1.7
0.4
570
80
Max
+3
Unit
E
AD
∆V
ENON
t
DHSW
t
WSHW
∆V
HSON
Input 15, output 13
V
IN
=
pin 15, 200 mV[p-p]
Input 15, output 13
V
IN
=
pin 15, 200 mV[p-p]
Input 16, output 13
V
IN
=
rectangular wave, 0 V to 5 V 300 Hz
Input 16, output 13
V
IN
=
rectangular wave, 0 V to 5 V 300 Hz
Input 16, output 13
V
IN
=
triangular wave, 2 V[p-p] 300 Hz
dB
dB
µs
µs
mV[p-p]
s
Terminal Equivalent Circuits
Pin No.
1
2
V
CC
HMW
Equivalent circuit
Impedance
Current output
3.5 V
0V
Signal waveform
DC (V)
5.0
2
200
Ω
HSS
HSS on
3
RA IN (CA)
10 kΩ
2.3
10 kΩ
200
Ω
Sin wave
3
5