TA1276AFG Datasheet, PDF (32/83 Pages) Toshiba Semiconductor – PAL/NTSC Video Chroma And Deflection IC For CTV

TA1276AFG
Characteristics
RGB contrast control characteristic
Analog RGB brightness control
characteristic
Analog RGB brightness control
sensitivity
Analog RGB mode ON voltage
Text ACL characteristic
Analog OSD gain
Analog OSD gain triaxial difference
Analog OSD band width
Analog OSD white peak slice level
Analog OSD black peak limiter level
Analog OSD output DC voltage
Analog OSD mode ON voltage
Symbol
Test
Circuit
vuTXR_MAX 
vuTXG_MAX 
vuTXB_MAX 
vuTXR_CNT 
vuTXG_CNT 
vuTXB_CNT 
vuTXR_MIN

vuTXG_MIN 
vuTXB_MIN

∆vuTXR

∆vuTXG

∆vuTXB

Vbr_TXMAX

Vbr_TXCNT

Vbr_TXMIN

Test Condition
Min Typ. Max Unit
0.8 0.9 1.0
0.8 0.9 1.0
0.8 0.9 1.0
0.45 0.52 0.59
0.45 0.52 0.59 ^Vp-p
0.45 0.52 0.59
(Note T₂₃)
0.10 0.12 0.14
0.10 0.12 0.14
0.10 0.12 0.14
15.5 17.0 18.5
15.5 17.0 18.5 dB
15.5 17.0 18.5
3.3 3.5 3.7
(Note T₂₄) 2.85 3.05 3.25
V
2.45 2.65 2.85
GbrTX

(Note T₂₅) 6.0
6.8
7.6
mV
VTXON
TXACL1
TXACL2
TXACL3
TXACL4
GOSD_R
GOSD_G
GOSD_B
GOSD_G/R
GOSD_B/R
GfOSD_R
GfOSD_G
GfOSD_B
V_OSD1R
V_OSD1G
V_OSD1B
V_OSD2R
V_OSD2G
V_OSD2B
V_OSD3R
V_OSD3G
V_OSD3B
V_OSDDCR
V_OSDDCG
V_OSDDCB
V_OSDON
 Pin 27







 G/R
 B/R

 at −3dB point













 Pin 21
0.65
−2
−6.5
(Note T₂₆)
−6.5
−16.5
4.1
(Note T₂₇) 4.1
4.1
0.94
0.94
25
25
25
1.80
1.80
1.80
(Note T₂₈)
1.45
1.45
1.45
2.10
(Note T₂₉) 2.10
2.10
2.3
(Note T₃₀) 2.3
2.3
2.05
0.85
−1
−4.5
−4.5
−15.0
4.8
4.8
4.8
1.00
1.00
30
30
30
2.00
2.00
2.00
1.65
1.65
1.65
2.26
2.26
2.26
2.5
2.5
2.5
2.30
1.05
−0.05
−2.5
−2.5
−13.5
5.4
5.4
5.4
1.06
1.06



2.20
2.20
2.20
1.85
1.85
1.85
2.42
2.42
2.42
2.7
2.7
2.7
2.55
V
dB
times

dB
V_p-p
V
V
V
32
2002-04-01