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| 型號： | TEA5777HL/N2,118 |
| 廠商： | NXP SEMICONDUCTORS |
| 元件分類： | 接收器 |
| 英文描述： | AM/FM, AUDIO SINGLE CHIP RECEIVER, PQFP32 |
| 封裝： | 7 X 7 MM, 1.40 MM HEIGHT, PLASTIC, MS-026, SOT-358-1, LQFP-32 |
| 文件頁數(shù)： | 30/47頁 |
| 文件大?。?/td> | 219K |
| 代理商： | TEA5777HL/N2,118 |
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TEA5777_1
Koninklijke Philips Electronics N.V. 2006. All rights reserved.
Product data sheet
Rev. 01 — 11 April 2006
36 of 47
Philips Semiconductors
TEA5777
Low-power AM/FM stereo radio for handheld applications
Table 45.
AM performance
VCCA =VCCD = 3 V; Tamb =25 °C; fRF = 918 kHz; fmod = 1 kHz; m = 0.3; τdeemp =75 s; Vi1 measured at input of matching
network; all AC values are given in RMS; see test circuit of Figure 9; unless otherwise specied.
Symbol
Parameter
Conditions
Min
Typ
Max
Unit
Inputs
AM RF input: pin AMRFIN
VI
input voltage
-
0
-
V
II
input current
VPILDET/AMRFAGC =0 V
-
0
-
A
Vi
input voltage
RF sensitivity at dummy input;
Vi =Vi1; (S+N)/N = 26 dB;
A-weighting lter
-
155
-
V
large signal voltage handling
capability; THD < 10 %
-
300
-
mV
E
electric eld strength
RF sensitivity with ferroceptor;
(S+N)/N = 26 dB; A-weighting lter
[1] -
2.9
-
mV/m
AM channel
Overall data
Baud(3dB)
3 dB audio bandwidth
Vi1 = 5 mV
low-end
-
50
Hz
high-end
1.5
2.1
-
kHz
S/N
signal-to-noise ratio
Vi1 = 5 mV; A-weighting lter
40
48
-
dB
THD
total harmonic distortion
Vi1 = 5 mV; m = 0.8;
bit AGCRF = 0 (slow);
bit AGCIF = 0 (slow);
Baud(3dB) limited to 15 kHz
-
1
2.5
%
PSRR
power supply rejection ratio
V
CCA = 147 mV (RMS);
fripple = 1 kHz
-34
-
dB
S+9
high-side 9 kHz selectivity
measured at dummy input Vi1
25
32
-
dB
S9
low-side 9 kHz selectivity
measured at dummy input Vi1
25
30
-
dB
S+27
high-side 27 kHz selectivity
measured at dummy input Vi1
45
58
-
dB
S27
low-side 27 kHz selectivity
measured at dummy input Vi1
45
58
-
dB
S+100
high-side 100 kHz selectivity
measured at dummy input Vi1
45
59
-
dB
S100
low-side 100 kHz selectivity
measured at dummy input Vi1
45
59
-
dB
αimage
image rejection
520 kHz
≤ fRF ≤ 1720 kHz
[2] 40
--dB
Capacitance bank
Ci
input capacitance
bit CALLIGN = 0
minimum C[6:0] = 000 0000
-
20.5
-
pF
maximum C[6:0] = 111 1010
390
453
544
pF
Nstep(bank)
number of bank steps
-
122
-
Calign
alignment capacitance
bit CALLIGN = 1
C[6:0] = 000 0000
-
0
-
pF
C[6:0] = 111 1111
-
17
-
pF
Calign(step)
alignment capacitance step
-
0.134
-
pF
Nstep(align)
number of alignment steps
-
128
-
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