TA1343N Datasheet, PDF (19/26 Pages) Toshiba Semiconductor – TV SOUND PROCESSOR

TA1343N
Note
26
27
Test Condition
Input
Point
Meas.
Point
00
Bus Data (hexadecimal)
01 02 03 04 05 06
SW1
07
TP6 TP13 40 40 72 00 72 40 07 10 (a) · Connect TP6 and TP8 to GND.
TP8 TP16
/
· Change data of sub address 06 (h) to 07 (h),
47 (h), 87 (h), and C7 (h).
47
Measure DC offset of TP13 and TP16
/
(DV_S R mV, DV_S L mV).
87
/
C7
TP6 TP13 40 40 72 00 72 40 C0 10 (a) · Input signal (1 kHz, 500 mV_rms, sine wave) to
TP8 TP16
TP6 and TP8.
/
· Set data of sub address 07 (h) to 10 (h).
11
· Measure amplitude of TP13 and TP16
/
(v13₀ mV_rms, v16₀ mV_rms).
12
· Set data of sub address 07 (h) to 11 (h).
· Measure amplitude of TP13 and TP16
(v13_MUT mV_rms, v16_MUT mV_rms).
· G_MUT RdB = 20log (v13_MUT/v13₀)
G_MUT LdB = 20log (v16_MUT/v16₀)
· Input signal (80 Hz, 100 mV_rms, sine wave) to
TP6 and TP8.
· Set data of sub address 07 (h) to 10 (h).
· Measure amplitude of TP12 (v12₀ mV_rms)
· Set data of sub address 07 (h) to 12 (h).
· Measure amplitude of TP12 (v12_MUT mV_rms).
· G_MUT WdB = 20log (v12_MUT/v12₀)
19
2002-02-12