TDA8050A Datasheet, PDF (6/28 Pages) NXP Semiconductors – QPSK transmitter

Philips Semiconductors
QPSK transmitter
Product specification
TDA8050A
LIMITING VALUES
In accordance with the Absolute Maximum Rating System (IEC 134).
SYMBOL
V_CC
t_sc
V_MAX
V_o(tune)
V_O(buf)
P_tot
T_amb
T_stg
T_j(max)
PARAMETER
supply voltage
short-circuit time (every pin to V_CC or GND)
voltage on all pins except BUF_OUT, BUF_OUTC and TUNE_CONV
output tuning voltage
output buffer voltage on pins BUF_OUT and BUF_OUTC
maximum power dissipation
ambient temperature
storage temperature
maximum junction temperature
MIN.
−0.3
−
−0.3
−0.3
−
−
0
−40
−
MAX.
+6.0
10
V_CC
+30
10
940
70
+150
150
UNIT
V
s
V
V
V
mW
°C
°C
°C
HANDLING
Human Body Model (HBM): The IC pins withstand 2 KV, except pins 27 and 28 (1750 V).
Machine Model (MM): The IC pins withstand 100 V.
THERMAL CHARACTERISTICS
SYMBOL
PARAMETER
CONDITIONS
R_th(j-a)
thermal resistance from junction to ambient in free air
VALUE
63
UNIT
K/W
CHARACTERISTICS
Measured in application circuit with the following conditions; V_CC = 5 V, T_amb = 25 °C; all AC units are RMS values,
unless otherwise specified.
SYMBOL
PARAMETER
CONDITIONS
MIN. TYP. MAX. UNIT
Supply
V_CCA1
I_CCA1
V_CCA2
I_CCA2
I_CC(buf)
V_CCD
I_CCD
V_CC(tune)
modulator analog supply
voltage
modulator analog supply
current
converter analog supply voltage
converter analog supply current
buffer output supply current
digital supply voltage
digital supply current
tuning supply voltage
4.75 5
33 39
4.75 5
39 47
39 43
4.75 5
20.5 23.5
−
−
5.25 V
45 mA
5.25 V
55 mA
47 mA
5.25 V
26.5 mA
30 V
1999 Nov 05
6