TDA5220 Datasheet, PDF (41/44 Pages) Infineon Technologies AG – ASK/FSK Single Conversion Receiver

confidential
TDA 5220
preliminary
Reference
Table 5-3 AC/DC Characteristics with T_A 25 °C, V_VCC = 4.5 ... 5.5 V (continued)
Parameter
Symbol
Limit Values
Unit Test Conditions
min
typ
max
FSK DEMODULATOR
1 Demodulation Gain
2 Useable IF Bandwidth
G_FMDEM
BW_IFPLL
85
10.2
180
10.7
225
µV/
kHz
11.2 MHz
POWER DOWN MODE
Signal PDWN (PIN 27)
1 Powerdown Mode On
PWDN_ON
0
2 Powerdown Mode Off
PWDN_Off
2.8
3 Input bias current
I_PDWN
19
PDWN
4 Start-up Time until valid
T_SU
signal is detected at IF
0.8
V
V_S
V
uA Power On Mode
1
ms
VCO MULTIPLEXER
Signal FSEL (PIN 11)
1 f_RF range 434 MHz
2 f_RF range 869 MHz
3 Input bias current
FSEL
V_FSEL
V_FSEL
I_FSEL
1.4
0
-160
-200
4
0.2
-240
V or open
V
µA FSEL tied to GND
DATA-SLICER REFERENCE-LEVEL
Signal SSEL (PIN 16), ASK-Mode
1 Slicer-Reference is
V_SSEL
1.4
voltage at Pin 20 (SLN)
2 Slicer-Reference is
V_SSEL
0
approx. 87% of the volt-
age at Pin 26 (PDO)
3 Input bias current
SSEL
I_SSEL
-3
-5
s Measured only in lab.
4
V or open
0.2
V
-7
µA SSEL tied to GND
L Item
Wireless Components
5-8
Target Specification, October 2001