u2860b-m ATMEL Corporation, u2860b-m Datasheet - Page 6

• Manufacturer Part Number: u2860b-m
• Description: U2860b-m Dual-channel Fm Sound Demodulator For Tv Systems
• Manufacturer: ATMEL Corporation

13. Electrical Characteristics (Continued)
V
6
S
Parameters
AF output voltage, RMS value
Difference between the output
signals
Total harmonic distortion
AM suppression
Crosstalk attenuation between
the AF outputs
Supply voltage ripple rejection
Mute Switch (Pin 3)
Control voltage
- mute off
- mute on
Control current
Squelch Function, (Pin 4)
Control voltage for
automatic mute 2nd carrier
- off
- on
Control current
Note:
= 5V, T
amb
1. This parameter is given as an application information and not measured during final testing.
U2860B-M
= 25°C, reference point pin , unless otherwise specified
Test Conditions
v
f = 5.5 MHz
FM-dev. = 27 kHz
f
v
f = 5.5 MHz
FM-dev. = 27 kHz
f
v
f = 5.5 MHz
f
reference signal:
FM-dev. = 50 kHz
test signal: m = 30%
f = 50 Hz to 12.5 kHz
V
AF outputs active
AF outputs not active
mod
mod
mod
in
in
in
RR
= 10 mV
= 10 mV
= 10 mV
= 1 kHz
= 1 kHz
= 1 kHz
< 200 mV, f = 70 Hz
Pin
Symbol
V
V
THD
I
I
RR
v
mute
sque
v
mute
sque
AF
AM
att
AF
Min.
2.0
2.0
46
0
0
Typ.
500
150
150
0.1
66
70
24
Max.
0.5
0.8
0.8
4794E–TVVCR–12/05
±1
V
V
S
S
Unit
mV
dB
dB
dB
dB
µA
µA
%
V
V
V
V