TDA8041H Datasheet, PDF (9/16 Pages) NXP Semiconductors – Quadrature demodulator controller

Philips Semiconductors
Quadrature demodulator controller
Preliminary specification
TDA8041H
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP. MAX.
UNIT
Sweep current (pin 14)
V_OH
HIGH level output voltage
−
2V_ref(mid) −
V
V_OL
LOW level output voltage
−
0
−
V
Z_O
output impedance
SWEEP = 1
−
2
−
kΩ
SWEEP = 0
10
−
−
MΩ
V_CARO(min)
V_CARO(max)
LOW switching level
HIGH switching level
0.1V_DD −
0.8V_DD −
0.2V_DD V
0.9V_DD V
Loop amplifiers
V_o
output voltage
G_v
open loop gain
G_B
gain bandwidth
R_L
load resistance
0.1V_DD −
−.
60
−
1
5
−
0.9V_DD
−
−
−
V
dB
MHz
kΩ
Notes
1. V_ref(mid) is usually open-circuit. However, this pin may also be used as a reference output for an external buffer.
2. I_{o (av)} = -⁽---I--^p---^o---^s---2^–-----I--ⁿ---^e---^g--⁾-- ; D_lo = 100 × --⁽⁽--II--^pp---^oo---^ss---⁺-_–----II--_nn---_ee---_gg---₎₎-
November 1994
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