TA1218ANG Datasheet, PDF (27/40 Pages) Toshiba Semiconductor – Audio/Video Switching IC for TVs

Characteristics
ADC input discrimination
voltage
TA1218ANG
Measured Pin
I/O1
I/O1
I/O1
I/O2
I/O2
I/O2
I/O3
Symbol
VthI1L
VthI1M
Vthl1H
VthI2L
Vthl2M
VthI2H
VthI3
Test
Circuit
Min.
⎯ 0.55
⎯
2.5
Typ.
0.75
3.0
Max.
0.95
3.5
Unit
Remark
Low-bottom threshold
V level of I/O1 input (pin
19 ).
Mid-Low threshold
V level of I/O1 input (pin
19 ).
High-Mid threshold
⎯
7.5 8.0 8.5
V level of I/O1 input (pin
19)
⎯ 1.75 2.25 2.75
⎯
2.5 3.0 3.5
⎯
7.5 8.0 8.5
⎯ 1.75 2.25 2.75
Low-bottom threshold
V level of I/O2 input (pin
20 ).
Mid-Low threshold
V level of I/O2 input(pin
20)
High-Mid threshold
V level of I/O2 input (pin
20 ).
Hig-Low threshold
V level of I/O3 input (pin
21).
27
2005-11-15