AM79C202 Legerity, AM79C202 Datasheet - Page 16

• Manufacturer Part Number: AM79C202
• Description: (AM79C202 / AM79212) PCM CODEC
• Manufacturer: Legerity

16
No.
9
10
11
12
13
14
15
16
17
18
2- to 4-wire gain variation
with frequency
2- to 4-wire gain tracking
4- to 2-wire gain
4- to 2-wire gain variation
with frequency
4- to 2-wire gain tracking
Total Harmonic Distortion
2-wire
4-wire
2-wire metering overload
level
Idle channel noise
C-message
weighted
Psophometric
weighted
Longitudinal balance
(IEEE method)
Normal Polarity
Reverse Polarity
PSRR (V
PSRR (V
BAT
CC
Item
)
)
Table 4. ASLIC Device Transmission Specifications (continued)
300 to 3400 Hz relative to 1 kHz
T
+3 dBm to –55 dBm
Reference: –10 dBm
T
–10 dBm, 1 kHz
T
300 to 3400 Hz relative to 1 kHz
T
+3 dBm to –55 dBm
Reference: –10 dBm
T
300 Hz to 3400 Hz
VLBIAS = 2.4 V, ILOOP = 30 mA,
V
Load at 16 kHz = 10 kΩ
Active and Disable states
2-wire
T
4-wire
2-wire
T
4-wire
L - T
T
T
T - L
L - T, IL = 0 50 to 3400 Hz
L - T
T
50 to 3400 Hz
3.4 kHz to 50 kHz
ASLIC device in Anti-Sat state
(Loop open)
f = 50 Hz, CB = 100 nF
f = 200 to 3400 Hz, CB = 100 nF
50 to 3400 Hz
3.4 kHz to 50 kHz
A
A
A
A
A
A
A
A
A
A
BAT
0 dBm
+4 dBm
–12 dBm
–8 dBm
= –40°C to 0°C/70°C to 85°C
= –40°C to 0°C/70°C to 85°C
= –40°C to 0°C/70°C to 85°C
= –40°C to 0°C/70°C to 85°C
= –40°C to 0°C/70°C to 85°C
= –40°C to 0°C/70°C to 85°C
= –40°C to 0°C/70°C to 85°C
= –40°C to 0°C/70°C to 85°C
= –40°C to 0°C/70°C to 85°C
= –40°C to 0°C/70°C to 85°C
= –60 V, DC Load = 200 Ω,
Am79212/Am79C202 Data Sheet
200 to 1000 Hz
1000 to 3400 Hz
200 to 3400 Hz
200 to 1000 Hz
Condition
–0.15
–0.1
–0.15
–0.15
–0.20
–0.15
–0.15
Min
–0.1
–0.1
–0.1
58
53
53
48
40
50
48
25
25
12
25
25
2
Typ
–83
–95
42
+7
–5
63
58
63
45
40
45
35
0
+0.15
+0.1
+0.15
+0.15
+0.20
+0.15
+0.15
Max
+0.1
+0.1
+0.1
+11
+15
–50
–40
–50
–40
–79
–75
dBrnC
dBmp
Unit
Vp-p
dB
dB
Note
3, 5
4, 8
3, 5
2, 4
4
4
4
4
4
4