TB1311AFG Toshiba, TB1311AFG Datasheet - Page 40

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TB1311AFG

Manufacturer Part Number
TB1311AFG
Description
Manufacturer
Toshiba
Datasheet

Specifications of TB1311AFG

Function
Programmable audio/video switching and frequency detection
Features
CVBS, S-Video, YCbCr/RGB, SCART or D-pin, auto sync processor, pre-filter, dummy HD/VD output
Operating Voltage
9V, 5V
Package
QFP80 (lead-free)
Other Blocks
XTAL oscillation amplitude
FB input threshold voltage
FB-OUT voltage
I/O delay time for FB
No signal detection filter
Impedance for no-signal detection filter
No signal detection threshold voltage
DC detection threshold (DC)
DC detection threshold (S)
Note E: This is the amplitude of the oscillation wave at the point between the crystal and the series capacitor.
Note F: Remove the external capacitor connected with the SYNC FILTER pin (pin 14), HV SEP1 = 00, SIG DET IMPE = 11. The
Note G: Remove the external capacitor connected with the SYNC FILTER pin (pin 14). Connect 10 k resistor between the SYNC
Note H: Remove the external capacitor connected with the SYNC FILTER pin (pin 14). Input a 0 V - Vthnsxx [V] pulse of 15.7 kHz
delay time from SYNC1-IN input (525/60i) to the SYNC FILTER waveform.
FILTER pin and GND. No input into SYNC1-IN. Measure the current (Ir) on the resistor. Imnsfil2xx = 3.3 / Ir – 10 k .
into the SYNC FILTER pin. The pulse voltage during SIG DET status changes.
Characteristic
DL OFF
DL ON
L M
M H
Imnsfil200 SIG DET IMPE = 00, Note G
Imnsfil201 SIG DET IMPE = 01, Note G
Imnsfil210 SIG DET IMPE = 10, Note G
Imnsfil211 SIG DET IMPE = 11, Note G
VdcthMH
VdcthLM
Symbol
Vthns00
Vthns01
Vthns10
Vthns11
VdcthS
Tfbdoff
Tfbdon
VthFB
tnsfil1
Vosc
VfbH
VfbL
Preliminary
Note A, Note E
Pins 44, 50, 64, 70
High level
Low level
FB DL = 0
FB DL = 1
SIG LPF = 1, Note F, Note A
SIG DET LVL = 00, Note H
SIG DET LVL = 01, Note H
SIG DET LVL = 10, Note H
SIG DET LVL = 11, Note H
Pins 39, 40, 44, 46, 48, 50, 60, 64,
66, 68, 70, 80
Pins 45, 47, 53, 59, 65, 67, 73, 79
40
Test Conditions
0.45
0.70
0.95
1.20
Min
0.6
1.0
0.5
4.2
0.8
2.8
0.8
20
50
14
11
7
Typ.
0.55
0.80
1.05
1.30
0.75
0.4
1.2
0.1
1.3
6.0
1.0
3.0
1.0
40
70
20
15
10
TB1311AFG
2005-12-20
Max
0.65
0.90
1.15
1.40
0.9
1.4
0.4
1.8
7.8
1.2
3.2
1.2
60
90
26
19
13
Vp-p
Unit
k
ns
V
V
V
V
V
s

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