SAA5231 Datasheet, PDF (6/13 Pages) NXP Semiconductors – Teletext video processor

Philips Semiconductors
Teletext video processor
PARAMETER
Dual polarity buffer output
TCS amplitude
(peak-to-peak value)
Video sync amplitude
(peak-to-peak value)
Output current
D.C. output voltage
R_L to ground (0 V)
R_L to V_CC (12 V)
Sandcastle input pulse (PL/CBB)
Phase lock pulse (PL)
PL on (LOW)
PL off (HIGH)
Blanking pulse (CBB)
CBB on (LOW)
CBB off (HIGH)
Input current
Phase locked loop (PLL)
Phase detector timing
Pulse duration
using composite video
using scan composite sync
time PL must be LOW
to make VCO run-free
6 MHz clock output (F6)
A.C. output voltage
(peak-to-peak value)
A.C. and d.c. output voltage range
Rise and fall time
Load capacitance
Video recorder mode input (VCR)
VCR-mode on (LOW)
VCR-mode off (HIGH)
Input current
Data slicer
Data amplitude of video input (pin 27)
video input level select LOW (pin 2)
video input level select HIGH (pin 2)
November 1986
Product specification
SAA5231
SYMBOL MIN. TYP. MAX. UNIT
V_1-13(p-p)
V_1-13(p-p)
I₁
V_1-13
V_1-13
0,20 0,45 0,65 V
−
−
1
V
−3 −
+ 3 mA
1,0 1,4 2,0 V
9,0 10,1 11,0 V
V_22-13
V_22-13
V_22-13
V_22-13
I₂₂
0
−
3,9 −
0
−
1,0 −
−10 −
3
V
5,5 V
0,5 V
5,5 V
+ 10 µA
t_p
t_p
t_L
V_17-13(p-p)
V_17-13(max)
t_r; t_f
C_17-13
V_10-13
V_10-13
I₁₀
2,0 2,4 2,8 µs
3,0 3,5 4,0 µs
100 −
−
µs
1
2
4
−
20
−
−
−
3
V
8,5 V
40
ns
40
pF
0
−
2,0 −
−10 −
0,8 V
V_CC V
+10 µA
V_27-13
V_27-13
0,30 0,46 0,70 V
0,75 1,15 1,75 V
6