U4240B Datasheet, PDF (3/8 Pages) TEMIC Semiconductors – AM - RECEIVER

TELEFUNKEN Semiconductors
U4240B
Absolute Maximum Ratings
Reference point Pin 18, unless otherwise specified
Parameters
Symbol
Value
Unit
Supply voltage
Pin 15
V_S
12
V
Input voltage
Pin 2
V₂
12
Pins 16 and 17 IV_16–17I
12
V
Pins 16 and 17 V_16, V₁₇
VS
Input current
Pins 16 and 17
I_16, I₁₇
200
mA
Ambient temperature range
T_amb
–30 to +85
°C
Storage temperature range
T_stg
–55 to +150
°C
Junction temperature
T_j
125
°C
Electrostatic handling
±V_ESD
2000
V
(MIL Standard 883 C) except Pin 10
Thermal Resistance
Junction ambient
Parameters
Symbol
R_thJA
Value
100
Unit
K/W
Electrical Characteristics
W V_S = 8.5 V, reference point Pin 18, f_iRF = 1 MHz, R_G = 50 , f_mod = 0.4 kHz, m = 30%, f_IF = 460 kHz, T_amb = 25°C,
unless otherwise specified
Parameters
Test Conditions / Pins Symbol Min.
Supply
Pin 15
Supply voltage
Supply current
RF preamplifier
without load:
I_L = 0 (Pin 13)
V_S
7.5
I_S
DC input voltages
Input impedance
Pins 16 and 17
V_i
V_iRF < 300 mV, Pins 16, 17
R_i
C_i
V_iRF > 10 mV Pins 16, 17
R_i
C_i
Maximum RF input voltage
Mixer output
Pins 16 and 17
V_i
Pin 1
Output impedance
Conversion conductance
Oscillator
I_oIF/V_iRF
R_o
500
C_o
s_M
Frequency range
Oscillator circuit
impedance range
Pin 14
Pin 14
f_osc
0.6
Z_Losc
0.5
Controlled oscillator
amplitude
Pin 14
V_osc
DC output voltage
I_L = 0
Pin 13
V_o
Output load current range
Pin 13
–I_l
0
Typ.
23
V_S/2
5.5
25
80
22
2.5
6.0
130
6 V_BE
(4.2V)
Max.
12
30
6.5
60
200
160
20
Unit
V
mA
V
kW
pF
kW
pF
V_pp
kW
pF
mA/V
MHz
kW
mV
V
mA
Rev. A1: 12.07.1995
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