TDA8433 Datasheet, PDF (12/25 Pages) NXP Semiconductors – Deflection processor for computer controlled TV receivers

Philips Semiconductors
Deflection processor for computer
controlled TV receivers
Product specification
TDA8433
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX. UNIT
Vertical sawtooth voltage (pin 22; see application information)
V₂₂
V₂₂
I₂₂
I₂₂
I₂₂
Z₂₂
C_EXT
top level of sawtooth
minimum level of sawtooth
discharge sink current
charge source current
control range
AC impedance
external capacitance
I_sink = 0.5 mA
V₂₂ = 3.5 V
V₂₃ = 5 V;
V₂₂ = 3.5 V
5 V to 1 V
6.7
7.1
−
−
6.5
9.5
1
20
80
135
−
3
−
100
7.4
V
50
mV
15
mA
35
µA
190
µA
−
MΩ
−
nF
Vertical sawtooth stabilizer (pin 23; see application information)
I₂₃
I₂₃
C_EXT
I_L
discharge sink current
charge source current
external capacitance
leakage current
V₂₂ = 2 V
V₂₂ = 9.75 V
note 5
200
250
185
235
−
390
−
−
300
µA
285
µA
−
nF
0.015 µA
EHT modulation input (pin 24; see application information)
V₂₄
voltage operating range
I₂₄
input current
1/7 V_CC −
−
0.5
1/2 V_CC V
2.0
µA
Notes to the characteristics
1. Outside the test mode.
2. Test condition (hex values): register 02 = 3F; 03 = 00; 04 = 00; 05 = 20; 06 = 00; V₂₂ = 1/2 V₄; f = 50 Hz to 30 kHz.
3. ^{V-----a---l-u----e-----Sa----tv-e--e--p-r--Na---g---–}-e---V--s--a-t--e-l-u-p--e---s--S-i-z--t-e-e---p----N------^–----1-- × 100% (63>N>1) .
4. Applies to both modes.
5. External load of this pin (leakage current capacitor etc.) should be ≥ 500 MΩ.
August 1991
12