TDA4841PS Datasheet, PDF (24/60 Pages) NXP Semiconductors – I2C-bus autosync deflection controller for PC monitors

Philips Semiconductors
I²C-bus autosync deflection controller for
PC monitors
Product specification
TDA4841PS
SYMBOL
PARAMETER
CONDITIONS
Focus section: pin FOCUS; see Figs 15 and 28
t_precor
pre-correction of phase for
horizontal focus parabola
t_W(hfb)(min)
t_W(hfb)(max)
V_HFOCUS(p-p)
V_VFOCUS(p-p)
minimum width of horizontal
flyback pulse
maximum width of horizontal
flyback pulse
amplitude of horizontal focus
parabola (peak-to-peak value)
amplitude of vertical parabola
(peak-to-peak value)
V_{o(FOCUS)(max)}
V_{o(FOCUS)(min)}
I_{o(FOCUS)(max)}
maximum output voltage
minimum output voltage
maximum output current
C_{L(FOCUS)(max)}
maximum capacitive load
B+ control section; see Figs 25 and 26
register HFOCAD = 0;
see Fig.28
register HFOCAD = 1;
see Fig.28
register HFOCAD = 2;
see Fig.28
register HFOCAD = 3;
see Fig.28
operation without
pre-correction
register HFOCUS = 0
register HFOCUS = 31
register VFOCUS = 0;
note 8
register VFOCUS = 15;
note 8
I_o(FOCUS) = 0
I_o(FOCUS) = 0
TRANSCONDUCTANCE AMPLIFIER: PINS BIN AND BOP
V_i(BIN)
I_i(BIN)(max)
V_ref(int)
input voltage
maximum input current
reference voltage at internal
non-inverting input of OTA
V_o(BOP)(min)
V_o(BOP)(max)
I_o(BOP)(max)
g_m(OTA)
G_v(ol)
C_BOP(min)
minimum output voltage
maximum output voltage
maximum output current
transconductance of OTA
open-loop voltage gain
minimum value of capacitor at
BOP (pin 3)
I_o(BOP) < 1 mA
note 11
note 12
MIN. TYP. MAX. UNIT
−
300 −
ns
−
350 −
ns
−
400 −
ns
−
450 −
ns
1.9
−
−
µs
−
7.5
−
µs
−
−
5.5
µs
−
0.06 −
V
−
3.3
−
V
−
0.02 −
V
−
1.1
−
V
6.15 6.4
1.0
1.3
±1.5 −
−
−
6.65 V
1.6
V
−
mA
20
pF
0
−
−
−
2.37 2.5
5.25 V
±1
µA
2.58 V
−
−
0.5
V
5.0
5.3
5.6
V
−
±500 −
µA
30
50
70
mS
−
86
−
dB
10
−
−
nF
1999 Oct 25
24