
TCM29C13, TCM29C14, TCM29C16, TCM29C17,
TCM129C13, TCM129C14, TCM129C16, TCM129C17
COMBINED SINGLE-CHIP PCM CODEC AND FILTER
SCTS011G – APRIL 1986 – REVISED JULY 1996
9
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
distortion over recommended ranges of supply voltage and operating free-air temperature
PARAMETER
TEST CONDITIONS
MIN
36
TYP
MAX
UNIT
Transmit signal to distortion ratio sinusoidal
Transmit signal-to-distortion ratio, sinusoidal
input (CCITT G 712 – Method 2)
input (CCITT G.712 – Method 2)
0 dBm0
≥
ANLG IN+
≥
–30 dBm0
–30 dBm0 > ANLG IN+
≥
–40 dBm0
–40 dBm0 > ANLG IN+
≥
–45 dBm0
0 dBm0
≥
ANLG IN+
≥
–30 dBm0
–30 dBm0 > ANLG IN+
≥
–40 dBm0
–40 dBm0 > ANLG IN+
≥
–45 dBm0
AT&T Advisory #64 (3.8), Input signal = 0 dBm0
dB
30
25
Receive signal to distortion ratio sinusoidal
Receive signal-to-distortion ratio, sinusoidal
input (CCITT G 712 – Method 2)
input (CCITT G.712 – Method 2)
36
dB
30
25
Transmit single-frequency distortion products
–46
dBm0
Receive single-frequency distortion products
AT&T Advisory #64 (3.8), Input signal = 0 dBm0
–46
dBm0
Intermodulation distortion, end-to-end spurious
Intermodulation distortion, end to end spurious
out-of-band signals, end-to-end
d l i
CCITT G.712 (7.1)
–35
dB 0
dBm0
CCITT G.712 (7.2)
–49
CCITT G.712 (6.1)
–25
CCITT G.712 (9)
–40
Transmit absolute delay time to PCM OUT
Fixed-data rate,
Input to ANLG IN+ 1.02 kHz at 0 dBm0
fCLKX + 2.048 MHz,
245
μ
s
Transmit differential envelope delay time
relative to transmit absolute delay time
i diff
i l
d l
f = 500 Hz to 600 Hz
170
f = 600 Hz to 1000 Hz
95
μ
s
f = 1000 Hz to 2600 Hz
45
f = 2600 Hz to 2800 Hz
105
Receive absolute delay time to PWRO+
Fixed-data rate,
Digital input is DMW code
fCLKR + 2.048 MHz,
190
μ
s
Receive differential envelope delay time
relative to transmit absolute delay time
i l
d l
f = 500 Hz to 600 Hz
45
f = 600 Hz to 1000 Hz
35
μ
s
f = 1000 Hz to 2600 Hz
f = 2600 Hz to 2800 Hz
85
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
TEST CONDITIONS
MIN
MAX
–30
UNIT
G i
Gain relative to gain at 1.02 kHz
l i
l i
l i
l i
1 02 kH
1 02 kH
1 02 kH
1 02 kH
Input amplifier set for unity gain,
Noninverting maximum gain output,
Input signal at ANLG IN+ is 0 dBm0
f = 16.67 Hz
dB
f = 50 Hz
–25
f = 60 Hz
–23
f = 200 Hz
–1.8
–0.125
i 0 dB 0
f = 300 Hz to 3 kHz
–0.15
0.15
f = 3.3 kHz
–0.35
0.15
f = 3.4 kHz
–1
–0.1
f = 4 kHz
f = 4.6 kHz and above
–14
–32