ta1383afg TOSHIBA Semiconductor CORPORATION, ta1383afg Datasheet - Page 28

• Manufacturer Part Number: ta1383afg
• Description: Ntsc Chroma Decoder, Multi-point Scan Sync Processor, H/v Frequency Counter Ic For Color Tv
• Manufacturer: TOSHIBA Semiconductor CORPORATION

Note No.
Y4
I/O gain 6
(RGB → YPbPr)
Characteristic
SW28
C
↓
A
SW Mode
SW29
C
A
C
↓
↓
SW30
A
(1)
(2)
(3)
(4)
(5)
(6)
(7)
(8)
(9)
(10) Measure #24, #23, #22 amplitudes VMRB1, VMRB2, and VMRB3 [V], and determine GMRB1, GMRB2, and GMRB3
Set INPUT SW (SA 00H) to DSYNC1/RGB (D0H).
Set MATRIX SW (SA 03H) to MODE-4 (E0H).
Input sine wave A (f = 100 kHz) to IN30 and set #30 amplitude to 0.2 V
Measure #24, #23, #22 amplitudes VMGB1, VMGB2, and VMGB3 [V], and determine GMGB1, GMGB2, and GMGB3
using the following equation.
Set SW29 to A, input sine wave B (f = 100 kHz) to IN29, and set #29 amplitude to 0.2 V
Input sync signal to IN30.
Measure #24, #23, #22 amplitudes VMBB1, VMBB2, and VMBB3 [V], and determine GMBB1, GMBB2, and GMBB3
using the following equation.
Set SW28 to A and SW29 to C, input sine wave B (f = 100 kHz), and set #28 amplitude to 0.2 V
Input sync signal to IN30.
using the following equation.
GMGB* = 20 × log (VMGB*/0.2) [dB]
GMBB* = 20 × log (VMBB*/0.2) [dB]
GMRB* = 20 × log (VMRB*/0.2) [dB]
28
Test Method
p-p
.
p-p
.
p-p
TA1383AFG
.
2005-09-05