TDA6500 Datasheet, PDF (22/37 Pages) NXP Semiconductors – 5 V mixer/oscillator and synthesizer for PAL and NTSC standards

Philips Semiconductors
TDA6500; TDA6501
5 V mixer/oscillator and synthesizer for PAL and NTSC standards
1
0.5
2
0.2
+j
0
−j
0.2
0.5
1 ^{50 MHz} 2
30 MHz
0.2
5
10
5 10
∞
10
5
0.5
2
1
mce152
Fig 6. Output impedance (S₂₂) of the IF amplifier (30 MHz to 50 MHz); Z_o = 50 Ω
Table 23: AGC output
V_CC = 5 V; T_amb = 25 °C; values are given for an IF amplifier with 500 Ω load (measured as shown in Figure 7 for the PAL
standard); unless otherwise specified.
Symbol Parameter
Conditions
Min Typ Max Unit
AGC_TOP AGC take-over point
I_source(fast) source current 1
AL2 = 0; AL1 = 1; AL0 = 0
110.5 112
8.0 9.5
113.5 dBµV
11.0 µA
I_source(slow) source current 2
I_sink(peak) peak sink current to ground
210.0 245.0 280.0 nA
80
100 120 µA
V_max
AGC maximum output voltage
3.45 3.5 4.0 V
V_min
V_RF(slip)
AGC minimum output voltage
RF voltage range to switch
the AGC from active to not
active mode
0
-
-
-
0.1 V
0.5 dB
V_RM(L)
AGC output voltage
AGC bit = 1 or AGC active
0
-
2.9 V
V_RM(H)
I_LO
AGC output voltage
AGC leakage current
AGC bit = 0 or AGC not active
AL2 = 1; AL1 = 1; AL0 = 0;
0 V < V_AGC < V_CC
3
3.5
−50 -
4.0 V
+50 nA
V_O(off)
AGC output voltage with AGC AL2 = 1; AL1 = 1; AL0 = 1
disabled
3.45 3.5 4.0 V
9397 750 15057
Product data sheet
Rev. 02 — 14 June 2005
© Koninklijke Philips Electronics N.V. 2005. All rights reserved.
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