TA1304F Datasheet, PDF (17/31 Pages) Toshiba Semiconductor – TV-SOUND PROCESSOR

TA1304F/N
NOTE
INPUT MEAS.
POINT POINT
00
BUS DATA (HEXADECIMAL)
01 02 03 04 05 06
07
SW₁
TEST METHOD
7
TP6 TP12 40 40 72 00 72 40 * 00 (a) l Input signal (300 Hz, 125 mV_rms, sine
TP8
/
wave) to TP6 and TP8.
10
l Set data of sub address 07 (h) to
00 (h).
/
l Measure amplitude of TP12
20
(v12₀ mV_rms).
/
l Set data of sub address 07 (h) to 10 (h)
30
l Measure amplitude of TP12
(v12₁ mV_rms).
/
l Set data of sub address 07 (h) to 20 (h)
14
l Measure amplitude of TP12
(v12₂ mV_rms).
l Set data of sub address 07 (h) to
30 (h).
l Measure amplitude of TP12
(v12₃ mV_rms).
l Set data of sub address 07 (h) to
14 (h).
l Measure amplitude of TP12
(v12_x mV_rms).
l G_LPF80 dB = 20 ℓog (v12₀ / v12₁)
G_LPF100 dB = 20 ℓog (v12₁ / v12₂)
G_LPF130 dB = 20 ℓog (v12₂ / v12₃)
G_LPF160 dB = 20 ℓog (v12₃ / v12_x)
8
↑
TP13 ↑
↑
↑
↑
↑
↑
* 10
↑
l Input signal (1 kHz, 500 mV_rms, sine
TP16
wave) to TP6 and TP8.
l Measure amplitude of TP13 and TP16
(v13 mV_rms, v16 mV_rms).
l ∆G_LR dB = 20 ℓog (v16 / v13)
*:
Don’t care
2001-02-16 17/31