UPD9611 Datasheet, PDF (22/28 Pages) NEC – FOUR-CHANNEL PCM CODEC

µPD9611
TRANSMISSION CHARACTERISTICS (TA = –20 to +85 °C, VDD = 5 ± 0.25 V, GND = 0 V, fDCLK = 2048 kHz)
Item
Zero transmission level point (transmit)
Zero transmission level point (receive)
Symbol
Condition
OTLPX Referenced to 600 Ω
OTLPX Referenced to 600 Ω
Setting Value
–3.8
–3.8
Unit
dBm
dBm
Item
Symbol
Condition
MIN. TYP. MAX. Unit
Insertion loss
IL A/D input signal
0 dBm0 1 kHz
–0.3
+0.3 dB
D/A input signal
0 dBm0 1 kHz
–0.3
+0.3
Transmission loss frequency FRX
characteristics
A/D
Reference input signal
1015 Hz 0 dBm0
60 Hz 24.0
200 Hz 0
300 to 3000 Hz –0.15
–
dB
2.0
+0.15
3200 Hz –0.15
+0.65
3400 Hz 0
0.8
3780 Hz +6.5
FRR
D/A
Reference input signal
1015 Hz 0 dBm0
0 to 3000 Hz –0.15
3200 Hz –0.15
3400 Hz 0
+0.15
+0.65
+0.8
3780 Hz +6.5
Gain tracking (tone method) GTX A/D
Reference input signal
–10 dBm0
f = 700 to 1100 Hz
+3 to –40 dBm0
–50 dBm0
–55 dBm0
–0.2
–0.5
–1.0
+0.2 dB
+0.5
+1.0
GTR D/A
Reference input signal
–10 dBm0
f = 700 to 1100 Hz
+3 to –40 dBm0
–50 dBm0
–55 dBm0
–0.2
–0.5
–1.0
+0.2
+0.5
+1.0
Transmit/receive channel
SDX A/D
+3 to –30 dBm0 36
dB
overall power distortion ratio
(tone method)
Input signal
f = 700 to 1100 Hz
–40 dBm0 30
–45 dBm0 25
SDR D/A
+3 to –30 dBm0 36
Input signal
–40 dBm0 30
f = 700 to 1100 Hz
–45 dBm0 25
Absolute delay characteristic DA
A/A
Input signal = 0 dBm0
540 µs
Absolute delay distortion
frequency characteristics
DO
A/A
500 Hz
600 Hz
1400 µs
700
1000 to 2600 Hz
200
2800 Hz
1400
Idle channel noise
ICNADA A/D A-law Psophometric weighted
–72 dBm0p
ICNDAA D/A A-law Psophometric weighted
–80
ICNADµ A/D µ-law C-message weighted
18 dBrnc0
ICNDAµ D/A µ-law C-message weighted
10
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