ATR4251-PFPY Atmel, ATR4251-PFPY Datasheet - Page 4

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

Specifications of ATR4251-PFPY

• 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: -

Figure 2-2.
Table 2-2.
4
Pin
10
11
12
13
14
15
16
17
18
19
20
1
2
3
4
5
6
7
8
9
ATR4251
Pinning SSO20
Pin Description SSO20
AGCCONST
AGCAMIN
TCONST
AMOUT1
FMGAIN
Symbol
AGCAM
FMOUT
VREF1
VREF2
VREF4
AGCIN
AMIN1
CREG
GND1
GND2
AGC1
AGC2
FMIN
GND
VS
Function
FM gain adjustment
FM input
Reference voltage 2.7V
FM ground
AGC output for PIN diode
AGC output for PIN diode
Reference voltage for PIN diode
AM input, impedance matching
AM AGC constant capacitance 2
AM input, AM AGC
AM AGC output for PIN diode
AM AGC constant capacitance 1
AM ground
AM output, impedance matching
Band gap 6V
FM AGC constant
Supply voltage
FM AGC input
FM output
FM ground
AGCAMIN
FMGAIN
VREF2
VREF1
AMIN1
CREG
AGC2
AGC1
FMIN
GND
1
2
3
4
5
6
7
8
9
10
20
19
18
17
16
15
14
13
12
11
GND2
FMOUT
GND1
TCONST
AGCAM
AGCIN
VS
AGCCONST
VREF4
AMOUT1
4913J–AUDR–10/09