u2860b-b ATMEL Corporation, u2860b-b Datasheet - Page 4

• Manufacturer Part Number: u2860b-b
• Description: Double Demodulator Stereo
• Manufacturer: ATMEL Corporation

Operating Range
Thermal Resistance
Electrical Characteristics
V
U2860B-B
4 (11)
Supply voltage range
Ambient temperature
Junction ambient when soldered to PCB
DC-supply
Supply voltage range
Supply current
Intercarrier input 1
DC input voltage
Input resistance
Input limiting voltage
Intercarrier input 2
DC input voltage
Input resistance
Input limiting voltage
Input signal for automatic
second sound carrier “mute
off” (squelch)
FM demodulators, internal VCO’s
Free-running frequency
Oscillator drift
(free-running) as function
of temperature
Oscillator shift
(free-running) as function
of supply voltage
Adjustment range of
free-running frequencies
Adjustment resistance for
free-running frequencies
S
= 5 V, T
Parameters
amb
= 25_C, reference point Pin 12, unless otherwise specified
Parameters
Parameters
See note 1
Input signal v
f = 5.5 MHz
output signal AF1:
v
See note 1
Input signal v
f = 5.74 MHz
output signal AF2:
v
Audio output AF2 active
4.5 V < V
By external resistor R
Pin 10
AF1
AF2
T = 55 C
Test Conditions / Pins
Pin 13
–3 dB
–3 dB
S
< 5.5 V
in
in
:
:
Pin 13
Pin 1
Pin 14
Pin 10
ref
at
Symbol
Symbol
Symbol
f
V
V
v
v
R
VCO
f
f
R
R
V
R
v
T
I
VCO
VCO
f
lim
lim
DC
DC
ref
S
in
V
adj
in
in
amb
thJA
S
S
Min.
> 0.7
4.5
15
1
4.5 to 9.0
0 to +85
Value
Value
Typ.
1.75
1.75
680
680
500
200
5.0
1.0
5.5
90
27
22
Rev. A2, 08-Feb-01
Max.
< 1.5
750
150
750
150
9.0
33
30
K/W
Unit
Unit
MHz
MHz
V
Unit
kHz
kHz
mA
mV
C
mV
mV
kW
W
W
V
V
V