TA1304F Datasheet, PDF (18/31 Pages) Toshiba Semiconductor – TV-SOUND PROCESSOR

TA1304F/N
NOTE
9
10
11
INPUT
POINT
TP6
TP8
↑
↑
MEAS.
POINT
00
BUS DATA (HEXADECIMAL)
01 02 03 04 05 06
07
SW₁
TEST METHOD
TP13 40 40 72 00 72 0E * 10 (a) l Input signal (1 kHz, 500 mV_rms, sine
TP16
/
wave) to TP6 and TP8.
72
l Set data of sub address 05 (h) to
0E (h).
l measure amplitude of TP13 and
TP16 (v13_R mV_rms, v16_R mV_rms).
l Set data of sub address 05 (h) to
72 (h).
l Measure amplitude of TP13 and
TP16 (v13_L mV_rms, v16_L mV_rms).
l G_BLMIN R dB = 20 ℓog (v13_R / v16_R)
G_{BLMIN N} L dB = 20 ℓog (v16_L / v13_L)
↑
40 ↑ ↑ ↑ ↑ 40 * ↑
↑ l Input signal (100 Hz, 250 mV_rms,
/
sine wave) to TP6 and TP8.
72
l Set data of sub address 00 (h) to
40 (h).
l Measure amplitude of TP13 and
TP16 (v13_o mV_rms, v16_o mV_rms).
l Set data of sub address 00 (h) to
72 (h).
l Measure amplitude of TP13 and
TP16 (v13_B mV_rms, v16_B mV_rms).
l G_BSMAX R dB = 20 ℓog (v13_B / v13_o)
G_BSMAX L dB = 20 ℓog (v16_B / v16_o)
↑
40 ↑ ↑ ↑ ↑ ↑ * ↑
↑ l Input signal (100 Hz, 250 mV_rms,
/
sine wave) to TP6 and TP8.
0E
l Set data of sub address 00 (h) to
40 (h).
l Measure amplitude of TP13 and
TP16 (v13_o mV_rms, v16_o mV_rms).
l Set data of sub address 00 (h) to
0E (h).
l Measure amplitude of TP13 and
TP16 (v13_B mV_rms, v16_B mV_rms).
l G_BSMIN R dB = 20 ℓog (v13_B / v13_o)
G_BSMIN L dB = 20 ℓog (v16_B / v16_o)
*:
Don’t care
2001-02-16 18/31