ta1370fg TOSHIBA Semiconductor CORPORATION, ta1370fg Datasheet - Page 37

• Manufacturer Part Number: ta1370fg
• Description: Sync Processor, Frequency Counter Ic For Tv Component Signals
• Manufacturer: TOSHIBA Semiconductor CORPORATION

VA05
Note
Vertical pull-in range
Item
S07
c
S23
SW Mode
b
S24
⎯
S26
⎯
(1) Input Signal a (horizontal period T = 35.56 µs) to pin 14 (HD3-IN).
(2) Set sub-address (02) 02.
(3) Set sub-address (00) 30.
(4) Input Signal C (vertical period initial T = 1ms) to pin 13 (VD3-IN). Increasing vertical period of Signal C,
(5) Input Signal a (horizontal period T = 31.75 µs) to pin 14 (HD3-IN).
(6) Set sub-address (00) 70.
(7) Measure FVPL1 as well.
(8) Input Signal a (horizontal period T = 29.63 µs) to pin 14 (HD3-IN).
(9) Set sub-address (00) B0.
(10) Measure FVPL2 as well.
(11) Input Signal a (horizontal period T = 22.22 µs) to pin 14 (HD3-IN).
(12) Set sub-address (00) F0.
(13) Measure FVPL3 as well.
measure the frequency FVPL0 when pin 28 (VD1-OUT) wave form synchronize with Signal C.
Test Conditions and Measuring Method (V
37
Signal a
Signal c
Pin 28 wave form
V period (initial T = 1 ms)
CC
horizontal period Tµs
= 9 V, Ta = 25 ± 3°C, unless otherwise specified)
measuring period
0.593 µs
1.5 V
0.25 ms
1.5 V
TA1370FG
2005-09-05