TCM29C13A Datasheet, PDF (9/25 Pages) Texas Instruments – COMBINED SINGLE-CHIP PCM CODEC AND FILTER

TCM29C13A, TCM29C14A, TCM29C16A, TCM29C17A,
TCM129C13A, TC,129C14A, TCM129C16A, TCM129C17A
COMBINED SINGLE-CHIP PCM CODEC AND FILTER
SCTS030E – AUGUST 1989 – REVISED OCTOBER 1996
distortion over recommended ranges of supply voltage and operating free-air temperature
PARAMETER
Transmit signal-to-distortion ratio, sinusoidal
input (CCITT G.712 – Method 2)
Receive signal-to-distortion ratio, sinusoidal
input (CCITT G.712 – Method 2)
Transmit single-frequency distortion products
TEST CONDITIONS
0 ≥ ANLG IN+ ≥ – 30 dBm0
– 30 > ANLG IN+ ≥ – 40 dBm0
– 40 > ANLG IN+ ≥ – 45 dBm0
0 ≥ ANLG IN+ ≥ – 30 dBm0
– 30 > ANLG IN+ ≥ – 40 dBm0
– 40 > ANLG IN+ ≥ – 45 dBm0
AT&T Advisory #64 (3.8), Input signal = 0 dBm0
MIN TYP†
36
30
25
36
30
25
MAX
– 46
UNIT
dB
dB
dBm0
Receive single-frequency distortion products
AT&T Advisory #64 (3.8), Input signal = 0 dBm0
– 46 dBm0
Intermodulation distortion, end to end spurious
out-of-band signals, end to end
CCITT G.712 (7.1)
CCITT G.712 (7.2)
CCITT G.712 (6.1)
– 35
– 49
dBm0
– 25
Transmit absolute delay time to PCM OUT
CCITT G.712 (9)
Fixed-data rate,
fCLKX = 2.048 MHz,
Input to ANLG IN + 1.02 kHz at 0 dBm0
f = 500 Hz to 600 Hz
– 40
245
µs
170
Transmit differential envelope delay time
relative to transmit absolute delay time
f = 600 Hz to 1000 Hz
f = 1000 Hz to 2600 Hz
f = 2600 Hz to 2800 Hz
95
µs
45
105
Receive absolute delay time to PWRO +
Fixed data rate,
Digital input is DMW codes
fCLKR = 2.048 MHz,
190
µs
f = 500 Hz to 600 Hz
45
Receive differential envelope delay time
relative to transmit absolute delay time
f = 600 Hz to 1000 Hz
f = 1000 Hz to 2600 Hz
35
µs
85
f = 2600 Hz to 2800 Hz
110
† _{All typical values are at VBB = – 5 V, VCC = 5 V, and TA = 25°C.}
transmit filter transfer over recommended ranges of supply voltage and operating free-air
temperature (see Figure 1)
PARAMETER
Gain relative to gain at 1.02 kHz
TEST CONDITIONS
16.67 Hz
50 Hz
Input amplifier set for unity gain,
Noninverting maximum gain output,
Input signal at ANLG IN + is 0 dBm0
60 Hz
200 Hz
300 Hz to 3 kHz
3.3 kHz
3.4 kHz
4 kHz
MIN MAX
– 30
– 25
– 23
– 1.8 – 0.125
– 0.15 0.15
– 0.35 0.15
– 1 – 0.1
– 14
UNIT
dB
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