參數資料
型號: TUA4401
廠商: INFINEON TECHNOLOGIES AG
元件分類: 接收器
英文描述: FM, AUDIO SINGLE CHIP RECEIVER, PQFP64
文件頁數: 36/36頁
文件大?。?/td> 1129K
代理商: TUA4401
TUA 4401
CAR RADIO
Wireless Products
14.06.99
PAGE: 8
Multipath detector
attack current
I58*
V56 = 1 Vpp ; Vm = 5 V
800 A
recovery current
I58*
V56 = 0 V ; Vm = 3.6 V
- 9 A
start voltage
V59Def
V56 = 0 V
4.7 V
detector characteristic
V59
f56 = 25 kHz ; V56 = 160 mVpp VDef – 0.1 V
detector characteristic
V59
f56 = 200 kHz ; V56 = 160 mVpp VDef – 1 V
reference voltage
V43
4.8 V
Crystal oscillator
operating frequency
f16-17
3rd harmonic
61.5 MHz
negative input impedance
Z16-17
f = 61.5 MHz
- 250
negative input impedance
Z16-17
f = 20.5 MHz
1.4 k
spurious harmonics crystal asp
f
< 200 MHz
- 20 dB
Cargepump output (loopfilter input)
DC voltage
VPD_FM locked
2.5 V
DC current
+/-IPD_FM3
4 mA
DC current
+/-IPD_FM2
2 mA
DC current
+/-IPD_FM1
1 mA
DC current
+/-IPD_FM0
500 A
tristate output current
+/-IPD_FMOFF
typ. 0.1 nA
Loop amplifier tuning voltage output (loopfilter output)
LOW output voltage
VPDA_L
ITUNE = 100 A
max. 400 mV
HIGH output voltage
VPDA_H
ITUNE = -100 A
min. VVCC-0.5V
HIGH output current source
IPDA_H
VTUNE = 4 V
2.4 mA
LOW output current source
IPDA_L
VTUNE = 4 V
1.2 mA
PLL for synthesizer
PLL / VCO step size
fref
fcrystal = 61.5 MHz 6.25 ... 100 kHz
N counter divider ratio
N
16 bit
2 ... 65535
R counter divider ratio
R
16 bit
2 ... 65535
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