78A207
MFR1 Receiver
DATA SHEET
DC ELECTRICAL CHARACTERISTICS (0°C ² TA ³ 70°C, VDD = 5V ± 10%)
PARAMETER
CONDITIONS
MIN
NOM
MAX
UNIT
Idd
Vol
Supply Current
Output Logic 0
Iol = 8 mA
20
mA
0.5
0.4
V
V
Iol = 1 mA
Voh Output Logic 1
Ioh = -4 mA
VDD-1.0
VDD-0.5
2.0
V
V
V
V
Ω
Ioh = -1 mA
Vih
Input Logic 1
Voh Input logic 0
0.8
50
100K
30 pF
-50
Zin
Lin
Analog Input Impedance
(Input between VDD and AGND)
Digital Input Current
µA
(Input between VDD and DGND)
AC CHARACTERISTICS (0°C ² TA ³ 70°, VDD = 5V ± 10%)
PARAMETER
CONDITIONS
MIN
NOM
MAX
UNIT
F
Frequency for Detect
±(0.015
Hz
Tolerance
xFo + 5)
A
Amplitude for Detect
each tone
-25
0.123
0
dBm
Vpp
dB
Vpp
dB
2.191
-35
0.039
+6
AN
Amplitude for no Detect
Twist Tolerance
high tone
TW=
TW
T3
-6
low tone
Third MF Tone Reject Amp relative to highest
-15
dB
Amplitude tone
N60
60 HZ Tolerance
not more than one error
81
0.777
68
dBm
Vpp
dBm
Vpp
dB
in 2500 10-digit calls
N180 180 HZ Tolerance
same as above
0.174
1
Nn
NI
Noise Tolerance
same as above
same as above
-20
+12
2
Impulse Noise Tolerance
dB
NOTES: 1. C-message weighted. Measured with respect to highest amplitude tone.
2. With noise tape 201 per PUB 56201. Measured with respect to highest amplitude tone.
Page: 6 of 8
© 2005 TERIDIAN Semiconductor Corporation
Rev 5.0