TA1343N Datasheet, PDF (18/26 Pages) Toshiba Semiconductor – TV SOUND PROCESSOR

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 00 00 00 40 C0 10 (b) · Connect TP6 and TP8 to GND.
TP8 TP13
TP16
· Apply 9.0 V DC and sine wave (60Hz,
500 mV_rms) to V_CC terminal.
· Measure amplitude of TP12, TP13 and TP16
(v12 mV_rms, v13 mV_rms, v16 mV_rms).
· RR1 WdB = 20log (v12/500)
RR1 RdB = 20log (v13/500)
RR1 LdB = 20log (v16/500)
TP6 TP12 40 40 72 00 72 40 C0 10 (b) · Connect TP6 and TP8 to GND.
TP8 TP13
TP16
· Apply 9.0 V DC and sine wave (60Hz,
500 mV_rms) to V_CC terminal.
· Measure amplitude of TP12, TP13 and TP16
(v12 mV_rms, v13 mV_rms, v16 mV_rms).
· RR2 WdB = 20log (v12/500)
RR2 RdB = 20log (v13/500)
RR2 LdB = 20log (v16/500)
TP6 TP12 72 72 72 00 72 40 C0 10 (a) · Input signal (100 Hz, sine wave) to TP6 and
TP8 TP13
TP8.
TP16
· Increase amplitude of the input signal, and
measure THD of TP13 and TP16.
Measure amplitude of TP13 and TP16 when
THD of the outputs are 1% (v_DOUT R1 Vp-p,
v_DOUT L1 V_p-p).
· Input signal (10 kHz, sine wave) to TP6 and
TP8.
· Increase amplitude of the input signal, and
measure THD of TP13 and TP16.
Measure amplitude of TP13 and TP16 when
THD of the outputs are 1% (v_DOUT R2 Vp-p,
v_DOUT L2 V_p-p).
· Smaller value v_DOUT R1 or v_DOUT R2 is
v_DOUT R. Smaller value v_DOUT L1 or v_DOUT L2
is v_DOUT L.
· Input signal (80 Hz, sine wave) to TP6 and TP8.
· Increase amplitude of the input signal, and
measure THD of TP 12.
Measure amplitude of TP12 when THD of the
output is 1% (v_DOUT W V_p-p).
TP6 TP12 40 40 40 00 40 40 C0 10 (a) · Input signal (1 kHz, sine wave) to TP6 and TP8.
TP8 TP13
TP16
· Increase amplitude of the input signal, and
measure THD of TP13 and TP16.
Measure amplitude of TP6 and TP8 when THD
of the outputs are 1%
(v_DIN R V_p-p, v_DIN L V_p-p).
· Input signal (80 Hz, sine wave) to TP6 and TP8.
· Increase amplitude of the input signal, and
measure THD of TP 12.
Measure amplitude of TP6 and TP8 when THD
of the outputs are 1% (v_DIN W V_p-p)
TP6 TP12 40 40 72 00 72 40 C0 10 (a) · Connect TP6 and TP8 to GND.
TP8 TP13
TP16
/
· Set data of sub address 07(h) to 10 (h), 11 (h),
12 (h).
11
Measure DC offset of TP12, TP13 and TP16
/
(DV_M W mV, DV_M R mV, DV_M L mV).
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2002-02-12