MT8960 Просмотр технического описания (PDF) - Zarlink Semiconductor Inc
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MT8960 Datasheet PDF : 32 Pages
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MT8960/61/62/63/64/65/66/67
Data Sheet
AC Electrical Characteristics - Transmit (A/D) Path - Voltages are with respect to GNDD unless otherwise stated.
TA=0 to 70°C, VDD=5V±5%, VEE=-5V±5%, VRef=2.5V±0.5%, GNDA=GNDD=0V, Clock Frequency = 2.048MHz,
Filter Gain Setting = 0dB. Outputs unloaded unless otherwise specified.
Characteristics
Sym. Min.
Typ.
*
Max.
Units
Test Conditions
1
Analog Input at VX equivalent to VIN
the overload decision level at the
4.82
codec
9
5.00
0
Level at codec:
VPP µ-Law: 3.17 dBm0
VPP A-Law: 3.14 dBm0
See Note 6
2
Absolute Gain (0dB setting)
GAX -0.25
3
Absolute Gain (+1dB to +7dB
settings)
-0.35
+0.25
+0.35
4
Gain Variation With Temp
GAXT
0.01
A
With Supplies GAXS
0.04
5
N
A
L
O
Gain Tracking
(See Figure 12) CCITT G712
(Method 1)
G
GTX1
-0.25
-0.25
-0.50
+0.25
+0.25
+0.50
dB
dB
dB
dB/V
dB
dB
dB
0 dBm0 @ 1004 Hz
from nominal,
@ 1004 Hz
TA=0°C to 70°C
Sinusoidal Level:
+3 to -20 dBm0
Noise Signal Level:
-10 to -55 dBm0
-55 to -60 dBm0
CCITT G712
(Method 2)
AT&T
GTX2
-0.25
-0.50
-1.50
Sinusoidal Level:
+0.25 dB +3 to -40 dBm0
+0.50 dB -40 to -50 dBm0
+1.50 dB -50 to -55 dBm0
6
Quantization
Distortion
DQX1
28.00
(See Figure 13) CCITT G712
35.60
(Method 1)
33.90
29.30
14.20
Noise Signal Level:
dB -3 dBm0
dB -6 to -27 dBm0
dB -34 dBm0
dB -40 dBm0
dB -55 dBm0
CCITT G712
(Method 2)
AT&T
DQX2
35.30
29.30
24.30
Sinusoidal Input Level:
dB 0 to -30 dBm0
dB -40 dBm0
dB -45 dBm0
7
Idle Channel
C-message
NCX
Noise
Psophometric NPX
8
Single Frequency Noise
NSFX
9
Harmonic Distortion
(2nd or 3rd Harmonic)
18 dBrnC0 µ-Law Only
-67 dBm0p CCITT G712
-56 dBm0 CCITT G712
-46
dB Input Signal:
0 dBm0 @ 1.02 kHz
10
Envelope Delay
DAX
11
Envelope Delay 1000-2600 Hz DDX
Variation With 600-3000 Hz
Frequency
400-3200 Hz
270
60
150
250
µs @ 1004 Hz
µs Input Signal:
µs 400-3200 Hz
µs Sinewave
at 0 dBm0
17
Zarlink Semiconductor Inc.
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