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參數(shù)資料
| 型號： | 935174080557 |
| 廠商： | NXP SEMICONDUCTORS |
| 元件分類： | 接收器 |
| 英文描述： | AM/FM, AUDIO SINGLE CHIP RECEIVER, PQFP44 |
| 封裝： | SOT-307 |
| 文件頁數(shù)： | 40/44頁 |
| 文件大?。?/td> | 278K |
| 代理商： | 935174080557 |
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2000 Feb 02
5
Philips Semiconductors
Product specication
Self Tuned Radio (STR)
TEA5757HL; TEA5759HL
PINNING
SYMBOL
PIN
DESCRIPTION
RIPPLE
1
ripple capacitor input
AM-RFI
2
AMRF input
FM-RFO
3
parallel tuned FMRF circuit to ground
RFGND1
4
RF ground 1 and substrate
CGND
5
counter ground
FMOSC/COUNTI
6
parallel tuned FM-oscillator circuit to ground/counter input
AMOSC
7
parallel tuned AM-oscillator circuit to ground
VCC1
8
supply voltage
TUNE
9
tuning current output
VCO
10
voltage controlled oscillator input
AFO
11
AM/FM AF output (output impedance typical 5 k
)
MPXI
12
stereo decoder input (input impedance typical 150 k
)
LFI
13
loop lter input
MUTE
14
mute input
AFLO
15
left channel output (output impedance typical 4.3 k
)
AFRO
16
right channel output (output impedance typical 4.3 k
)
PILFIL
17
pilot detector lter input
IFGND
18
ground of IF, detector and MPX stage
FMDEM
19
ceramic discriminator input
AFC(n)
20
AFC negative output
AFC(p)
21
AFC positive output
FSI
22
eld strength indicator
VCC2
23
supply voltage for tuning
n.c.
24
not connected
VDDD
25
digital supply voltage
MO/ST
26
mono/stereo and tuning indication output
XTAL
27
crystal input
DGND
28
digital ground
BUS-CLOCK
29
bus-clock input
DATA
30
bus data input/output
WRITE-ENABLE
31
bus write-enable input
P0
32
programmable output port (P0)
P1
33
programmable output port (P1)
AFC
34
450 kHz LC circuit
n.c.
35
not connected
FM-IFI2
36
FMIF input 2 (input impedance typical 330
)
VSTAB(B)
37
internal stabilized supply voltage (B)
FM-IFO1
38
FMIF output 1 (output impedance typical 330
)
AM-IFI/O2
39
input/output to IF-Tank (IFT); output: current source
FM-IFI1
40
FMIF input 1 (input impedance typical 330
)
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