ATR4251-PFQY Atmel, ATR4251-PFQY Datasheet - Page 8

• Manufacturer Part Number: ATR4251-PFQY
• Description: IC AMP AM/FM ANT HI RANGE 24-QFN
• Manufacturer: Atmel

Specifications of ATR4251-PFQY

• Current - Supply: 11mA ~ 17mA
• Frequency: AM, FM
• Gain: 6dB
• Noise Figure: 2.8dB
• Package / Case: 24-VQFN Exposed Pad, 24-HVQFN, 24-SQFN, 24-DHVQFN
• Rf Type: Broadcast Radio
• Voltage - Supply: 8 V ~ 11 V
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• P1db: -
• Test Frequency: -

7. Electrical Characteristics
See Test Circuit,
package.
8
*) Type means: A = 100% tested, B = 100% correlation tested, C = Characterized on samples, D = Design parameter
Notes:
No.
1.1
1.2
1.3
1.4
2.1
2.2
2.3
2.4
2.5
2.6
2.7
3.1
3.2
3.3
3.4
3.5
3.6
3.7
3.8
2
3
1. Leakage current of PIN diode can be adjusted by an external resistor between pin 11 and VS
2. Demo board measurements (see
3. Demo board measurements (see
Parameters
Supply currents
Reference voltage 1
output
Reference voltage 2
output
Reference voltage 4
output
AM Impedance Matching 150 kHz to 30 MHz (The Frequency Response from Pin 8 to Pin 14)
Input capacitance
Input leakage current
Output resistance
Voltage gain
Output noise voltage
(rms value)
2
3
AM AGC
Input resistance
Input capacitance
AGC input voltage
threshold
3 dB corner frequency
Minimal AGCAM output
voltage
Maximal AGCAM output
voltage
Maximal AGCAM output
voltage
Maximum AGC sink
current
ATR4251
nd
rd
harmonic
harmonic
(1)
Figure 8-1 on page
Test Conditions
I
I
f = 1 MHz
T
f = 1 MHz
Pin 14 (14),
R
B = 9 kHz, C
150 kHz
200 kHz
500 kHz
1 MHz
V
f
voltage = 120 dBµV
V
f
voltage = 120 dBµV
f = 1 MHz
f = 1 MHz
AGC threshold increased
by 3 dB
ViHF = 90 dBµV at pin
10 (9)
ViHF = 0V at pin 10 (9)
ViHF = 0V at pin 10 (9)
T = +85°C
ViHF = 0V at pin 10 (9)
U (pin 12 (11)) = 2V
vref1
vref4
AMIN
AMIN
amb
s
s
78
11; V
= 10V, 50 load,
= 10V, 50 load,
= 4.7 M ,
= 1 mA
= 3 mA
= 85°C
= 1 MHz, input
= 1 MHz, input
S
= 10V, T
Figure 8-1 on page 11
Figure 9-1 on page 12
ANT
= 30 pF
amb
= 25°C, unless otherwise specified. Pin numbers in () are referred to the QFN
AMOUT1
AMOUT1
17 (17)
15 (15)
14 (14)
12 (11)
3 (24)
(6/14)
10 (9)
10 (9)
10 (9)
(9/10)
(9/10)
(9/10)
10/11
10/11
10/11
7 (5)
8 (6)
8 (6)
8/14
Pin
14
“Common Emitter Configuration”)
“Common Base Configuration”)
R
C
Symbol
AGCAMIN
AGCAMIN
I
C
V
V
V
V
R
V
V
V
AMsink
V
V
V
V
AMIN
AMth
Ref1
Ref2
Ref4
AGC
AGC
AGC
I
OUT
A
S
N1
N2
N3
N4
V
V
V
0.38 V
S
S
S
–150
Min.
2.65
0.94
6.0
2.2
2.6
11
40
75
10
– 2.4
– 0.2
– 0.4
4
S
V
V
V
0.4 V
S
S
S
–120
Typ.
6.25
2.45
0.97
–11
–12
–60
–53
2.8
3.2
14
–8
–9
50
77
– 2.1
– 0.1
– 0.3
5
S
V
0.42 V
S
Max.
2.95
–10
–58
–50
–90
6.5
2.7
3.8
17
40
–6
–7
–9
79
– 1.7
8
1
S
dBµV
dBµV
dBµV
dBµV
dBµV
4913J–AUDR–10/09
MHz
Unit
dBc
dBc
mA
nA
µA
pF
k
pF
V
V
V
V
V
V
Type*
A
A
B
A
D
C
D
A
C
C
C
D
D
B
D
A
A
C
A