TA1318AFG Datasheet, PDF (28/42 Pages) Toshiba Semiconductor – SYNC Processor, Frequency Counter IC for TV Component Signals

Note
Item
HA06
HD1 input threshold voltage
HD2 input threshold voltage
HD3 input threshold voltage
(SW block)
TA1318AFG
SW Mode
Test Conditions and Measuring Method (V_CC = 9 V, Ta = 25 ± 3°C, unless otherwise specified)
S06 S18 S19 S21
c
b
⎯
⎯ (1) Set sub-address (00) 40.
(2) Input Signal b (31.5 kHz) to pin 3 (HD1-IN).
(3) Increasing the voltage of Signal b from 0 V, measure the voltage of Signal b V_thHD1 when HD1-OUT lock.
(4) Measure the voltage of pin 1 V_thHD2. Measure the voltage of pin 11 V_thHD3 as well.
Signal b
31.75 µs
2.35 µs
V_thHD1
28
2006-02-27