ATR2731-ILSY Atmel, ATR2731-ILSY Datasheet - Page 17
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ATR2731-ILSY
Manufacturer Part Number
ATR2731-ILSY
Description
IC DAB ONE-CHIP FRONT END 44SSOP
Manufacturer
Atmel
Datasheet
1.ATR2731-ILQY.pdf
(26 pages)
Specifications of ATR2731-ILSY
Rf Type
DAB, Broadcast Radio
Frequency
70MHz ~ 260MHz
Features
8.5V Supply Voltage
Package / Case
44-SSOP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
12. Electrical Characteristics (Continued)
Test conditions (unless otherwise specified): V
4904A–DAB–03/06
*) Type means: A = 100% tested, B = 100% correlation tested, C = Characterized on samples, D = Design parameter
Note:
2.10
2.11 Output impedance
No. Parameters
3.1 Phase noise
3.2 Phase noise
4.1 Voltage gain
4.2 Voltage gain
4.3 AGC range IF
4.4
4.5
4.6 Input frequency range
4.7 Input impedance
4.8 Output frequency range Single ended
4.9 Output impedance
5.1
5.2
5.3
5.4
5.5
3
4
5
AGC threshold (th2)
(internal AGC)
upper limit (TBi = 1111)
lower limit (TBi = 0000)
VCO
IF Part
Noise figure
(double side band)
Maximum input power
level
RF AGC Unit
Positive charge pump
current, fast mode
Negative charge pump
current, fast mode
Positive charge pump
current, slow mode
Negative charge pump
current, fast mode
Minimum gain control
voltage
1. The phase detector’s phase-noise contribution to the VCO’s frequency spectrum is determined by the operating frequency
of the phase detector divided by 4 according to the fractional-N technique (typically: 16 kHz).
Test Conditions
Controlled by two-wire bus bits TBi;
P
Single ended; f(SAW1) = 39 MHz
IFIN2 blocked
(see
f
F
IFIN2 blocked
(see
IF mixer switched off
IFIN2 blocked
IFIN2 blocked, 3rd order
intermodulation distance
RL(IFOUT) = 1 k;
TCi = 0000;
R
IFIN2 blocked, f
Single ended
f
f
f
V
V
V
V
V
V
V
V
out,IFO
out,IFO
out,IFO
LO,IFMIX
f = 10 kHz
LO,IFMIX
IN,MAX
WAGC
SLI
WAGC
SLI
WAGC
SLI
WAGC
SLI
10
= 4.7 k, R
= High
= High
= Low
= Low
Figure 13-3 on page
Figure 13-3 on page
(3 MHz)
(20 MHz)
(38.9 MHz)
= Low
= Low
= Low
= Low
= –25 dBm
= f
= 2
ref
or
11
S
f
= 8.5V, T
IF,IFIN
ref
= 1.8 k
= 38.912 MHz
amb
22)
22)
40 dBc;
= 25°C
24
24
24
18 (19)
23, 24
23, 24
Pin
16
24
29
29
16
16
16
16
29
29
29
ICPRF
ICPRF
ICPRF
ICPRF
V
Z
VAGC
Symbol
Z
int AGC,RF
NF
P
Z
f
out,IFOUT
f
out,SAW
G
G
out,IFO
in,IFIN
L(f)
in,IFIN
in,max
f
LO
V,tot
V,tot
DSB
POS,FM
NEG,FM
POS,SM
NEG,FM
min
–220
Min.
100
–20
145
–52
1.0
42
45
42
10
30
1
20 + j50
65 + j35
58 – j25
600 –
j1000
–180
Typ.
0.75
–88
180
–40
5.1
1.5
30
44
47
44
11
40
Max.
–145
400
220
–30
1.8
48
51
48
60
45
52
ATR2731
dBc/Hz
MHz
dBm
MHz
MHz
Unit
dB
dB
dB
dB
µA
µA
µA
µA
V
V
V
Type*
D
B
A
D
A
A
A
D
C
D
D
D
D
A
A
A
A
C
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