W681512
10.2. A
NALOG
S
IGNAL
L
EVEL AND
G
AIN
P
ARAMETERS
V
DD
=5V
±10%;
V
SS
=0V; T
A
=-40°C to +85°C; all analog signals referred to V
AG
;
MCLK=BCLK= 2.048MHz; FST=FSR=8kHz synchronous operation
PARAMETER
SYM.
CONDITION
TYP.
TRANSMIT
(A/D)
MIN.
MAX.
---
RECEIVE
(D/A)
MIN.
---
MAX.
---
UNIT
Absolute
Level
Max. Transmit
Level
Absolute Gain
(0 dBm0 @
1020 Hz;
T
A
=+25°C)
Absolute Gain
variation with
Temperature
Frequency
Response,
Relative to
0dBm0 @
1020 Hz
L
ABS
0 dBm0 = 0dBm @ 600Ω
1.096
0.775
---
V
PK
V
RMS
T
XMAX
G
ABS
3.17 dBm0 for
μ-Law
3.14 dBm0 for A-Law
0 dBm0 @ 1020 Hz;
T
A
=+25°C
1.579
1.573
0
---
---
-0.25
---
---
+0.25
---
---
-0.25
---
---
+0.25
V
PK
V
PK
dB
G
ABST
T
A
=0°C to T
A
=+70°C
T
A
=-40°C to T
A
=+85°C
0
-0.03
-0.05
+0.03
+0.05
-40
-30
-26
-0.4
+0.15
+0.15
0
0
-14
-32
+0.3
+0.6
+1.6
-0.03
-0.05
-0.5
-0.5
-0.5
-0.5
-0.20
-0.35
-0.8
---
---
---
-0.2
-0.4
-1.6
+0.03
+0.05
0
0
0
0
+0.15
+0.15
0
0
-14
-30
+0.2
+0.4
+1.6
dB
G
RTV
15 Hz
50 Hz
60 Hz
200 Hz
300 to 3000 Hz
3300 Hz
3400 Hz
3600 Hz
4000 Hz
4600 Hz to 100 kHz
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
-1.0
-0.20
-0.35
-0.8
---
---
---
-0.3
-0.6
-1.6
dB
Gain Variation
vs. Level Tone
(1020 Hz
relative to –10
dBm0)
G
LT
+3 to –40 dBm0
-40 to –50 dBm0
-50 to –55 dBm0
dB
- 22 -
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