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TA1343N Datasheet, PDF (17/26 Pages) Toshiba Semiconductor – TV SOUND PROCESSOR
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TA1343N
Note
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Test Condition
Input
Point
Meas.
Point
00
Bus Data (hexadecimal)
01 02 03 04 05 06
SW1
07
TP6 TP12 40 40 72 00 72 40 C0 10 (a) · Input signal (1 kHz, 500 mVrms, sine wave) to
TP8 TP13
/
TP6 and TP8.
TP16
0E
· Set data of sub address 02 (h) to 72 (h).
· Measure amplitude of TP13 and TP16
(v130 mVrms, v160 mVrms).
· Set data of sub address 02 (h) to 0E (h).
· Measure amplitude of TP13 and TP16
(v13MIN mVrms, v16MIN mVrms).
· GVRMIN R = 20log (v13MIN/v130)
GVRMIN L = 20log (v16MIN/v130)
· Input signal (80 Hz, 100 mVrms, sine wave) to
TP6 and TP8.
· Set data of sub address 02 (h) to 72 (h).
· Measure amplitude of TP12 (v120 mVrms).
· Set data of sub address 02 (h) to 0E (h).
· Measure amplitude of TP12 (v12MIN mVrms).
· GVRMIN W = 20log (v12MIN/v120)
TP6 TP12 40 40 72 00 72 40 C0 10 (a) · Input signal (80 Hz, 100 mVrms, sine wave) to
TP6 and TP8.
TP8
/
· Set data of sub address 04 (h) to 72 (h).
40
· Measure amplitude of TP12 (v120 mVrms).
· Set data of sub address 04 (h) to 40 (h).
· Measure amplitude of TP12 (v12C mVrms).
· GWLCNT = 20log (v12C/v120)
TP6 TP12 40 40 72 40 72 40 C0 10 (a) · Input signal (80 Hz, 500 mVrms, sine wave) to
TP8
/
TP6 and TP8.
· Set data of sub address 03 (h) to 40 (h).
50
/
· Measure amplitude of TP12 (vALS0 mVrms)
· Set data of sub address 03 (h) to 50 (h).
60
/
· Measure amplitude of TP12 (vALS1 mVrms)
· Set data of sub address 03 (h) to 60 (h).
70
· Measure amplitude of TP12 (vALS2 mVrms)
· Set data of sub address 03 (h) to 70 (h).
· Measure amplitude of TP12 (vALS3 mVrms)
TP6 TP13 40 40 72 00 00 40 C0 10 (a) · Connect TP8 to GND.
TP8 TP16
· Input signal (1 kHz, 500 mVrms, sine wave) to
TP6.
· Measure 1 kHz spectrum of TP16 (v161dBmV).
· Measure 1 kHz spectrum of TP13 (v131dBmV).
· CTL-R = 20log (v131 - v161)
· Connect TP6 to GND.
· Input signal (1 kHz, 500 mVrms, sine wave) to
TP8.
· Measure 1 kHz spectrum of TP13 (v132dBmV).
· Measure 1 kHz spectrum of TP16 (v162dBmV).
· CTR-L = 20log (v162 - v132)
17
2002-02-12
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