73M2901/3.3V
Advanced Single
Chip Modem
ELECTRICAL SPECIFICATIONS (continued)
RECEIVER (continued)
PARAMETER
Input Impedance
TEST CONDITION
RXA
SFR 96h bit 2 (Rxgain) = 1
MIN
150
2.7
NOM
---
3.0
MAX
---
3.3
UNITS
kΩ
dB
Receive Gain
Boost
Maximum Input
Level at RXA
VREF=1.25V
0.587
-50
Vpk
dB
Total Harmonic
1kHz 450mV-pk on RXA
-70
THD = 2nd and 3rd harmonic.
Distortion (THD)
DC CHARACTERISTICS
PARAMETER
SYMBOL
CONDITION
MIN
NOM
MAX
UNIT
VIL
-0.5
0.2Vcc
0.2 Vcc
Vcc + 0.5
Vcc + 0.5
0.45
V
Input Low Voltage
(Except OSCIN,RESET)
VIL
VIH
-0.5
V
V
Input Low Voltage
OSCIN,RESET
0.5 Vcc
0.7 Vcc
Input High Voltage
(Except OSCIN,RESET)
VIH
V
Input High Voltage
OSCIN,RESET
VOL
IOL = 4mA
IOL = 3.0mA
IOH = -4mA
V
Output Low Voltage
(Except OSCOUT)
VOLOSC
VOH
0.7
V
Output Low Voltage
OSCOUT
Vcc – 0.45
Vcc – 0.9
V
Output High Voltage
(Except OSCOUT)
VOHOSC
IIH
IOH =-3.0mA
Vss < Vin < Vcc
Vss < Vin < Vcc
V
Output High Voltage
OSCOUT
1
µA
µA
Input Leakage Current
(Except OSCIN)
IIH
1
30
Input Leakage Current
OSCIN
7
TDK [ TDK ELECTRONICS ]
