MC33215
ELECTRICAL CHARACTERISTICS (continued) (All parameters are specified at T = 25°C, I
= 18 mA, VLS = 2.9 V, f = 1000 Hz,
line
PRS = high, MUT = high, SPS = low, LSM = high, test figure in Figure 17 with S1 in position 1, unless otherwise stated.)
Characteristic
Min
Typ
Max
Unit
LOGIC INPUTS
Logic Low Level Pins PRS, MUT, SPS, LSM
Logic High Level Pins PRS, MUT, SPS, LSM
Internal Pull Up Pins PRS, MUT, LSM
Internal Pull Down Pin SPS
–
2.0
–
–
0.4
5.0
–
V
V
–
100
100
kΩ
kΩ
–
–
T CHANNEL, HANDSET MICROPHONE AMPLIFIER
x
Voltage Gain from V
to V
46
60
47
–
48
–
dB
dB
HM
line
V
HM
= 1.5 mVrms
Gain Reduction in Mute Condition
MUT = Low or PRS = Low or SPS = High
Input Impedance at HM1 and HM2
Common Mode Rejection Ratio
Total Harmonic Distortion at VLN
14
–
18
50
–
22
–
kΩ
dB
%
–
2.0
V
HM
= 4.5 mVrms
Psophometrically Weighted Noise Level at V
HM1 and HM2 Shorted with 200 Ω
–
–72
–
dBmp
dB
line
T CHANNEL, BASE MICROPHONE AMPLIFIER (SPS = HIGH, T MODE FORCED)
x
x
Voltage Gain from V
to V
53
55.5
58
BM
line
V
BM
= 0.5 mVrms
Input Impedance at BM1 and BM2
Common Mode Rejection Ratio
Total Harmonic Distortion at VLN
14
–
18
50
–
22
–
kΩ
dB
%
–
2.0
V
BM
= 1.5 mV
Psophometrically Weighted Noise Level at V
BM1 and BM2 Shorted with 200 Ω
–
–62
–
–
–
dBmp
dB
line
Gain Reduction in Mute Condition
60
MUT = Low or PRS = Low or SPS = Low
T CHANNEL, DTMF AMPLIFIER (MUT = LOW OR PRS = LOW)
x
Voltage Gain from V to V
34
35
36
dB
MF
line
V
MF
= 7.5 mVrms
Input Impedance at MFI
14
60
18
–
22
–
kΩ
Gain Reduction in Mute Condition
MUT = High or PRS = Low
dB
R CHANNEL, EARPIECE AMPLIFIER
x
Voltage Gain from V
to V
(Note 1)
EAR
23
60
24
–
25
–
dB
dB
RXI
V
line
= 20 mVrms
Gain Reduction in Mute Condition
MUT = Low or SPS = Low
Input Impedance at RXI
24
–
30
36
–
kΩ
Psophometrically Weighted Noise Level at V
130
µVrms
EAR
RXI Shorted to Gnd via 10 µF
Confidence Level During DTMF Dialing
10
15
–
20
–
mVrms
mVpp
mVpp
V
MF
= 7.5 mVrms, MUT = Low
Output Swing Capability into 150 Ω
THD ≤2%
680
Output Swing Capability into 450 Ω
1800
–
–
THD ≤2%, R
= 360 kΩ
RXO
NOTE: 1. Corresponding to –0.6 dB gain from the line to output RXO in the typical application.
4
MOTOROLA ANALOG IC DEVICE DATA
MOTOROLA [ MOTOROLA ]
