¡ Semiconductor
MSM7508B/7509B
AC Characteristics (Continued)
(VDD = +5 V ±5%, Ta = –10°C to +70°C)
Parameter
Symbol Freq. Level Condition
(Hz) (dBm0)
Discrimination
4.6 kHz to
DIS
0
72 kHz
0 to
4000 Hz
Out-of-band Spurious
300 to
S
3400
4.6 kHz to
0
100 kHz
Intermodulation Distortion
fa = 470
IMD
–4 2fa – fb
fb = 320
PSR T 0 kHz to
Power Supply Noise Rejection Ratio
PSR R
50 kHz
50 mVPP
*5
tSD
Digital Output Delay Time
tXD1
tXD2
CL = 100 pF + 1 LSTTL
tXD3
Min.
30
—
—
—
50
50
50
50
Typ.
32
–37.5
–52
30
—
—
—
—
Max. Unit
—
dB
–35 dBmO
–35 dBmO
—
dB
200
200
ns
200
200
*5 The measurement under idle channel noise
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