MC33410
ELECTRICAL CHARACTERISTICS (continued) (TA = 25°C, VCC = 3.6 V, fref = 10.24 MHz, unless otherwise noted.)
Characteristic
Symbol
Min
Typ
Max
CVSD ENCODER AND IDLE CHANNEL DETECTION
DC Level (Pin 19)
–
–
Vag
–
Input Impedance (Pin 19)
–
–
150
–
Maximum Input Level
w VCC = 2.7 V
VCC 3.0 V
CVSD DECODER OUTPUT (Pin 35)
Minimum Step Size
Bits 2/22–21 = 01
Bits 2/22–21 = 10
Bits 2/22–21 = 11
Maximum Output Signal
VCC ≤ 3.0 V
VCC > 3.0 V
Output Current Capability
–
–
0.8
–
–
2.9
–
–
–
1.4
–
–
5.6
–
–
22.4
–
–
–
1.6
–
–
2.6
–
–
–
–
–
Clock Noise Content
–
–
–65
–
Rx AUDIO PATH (Pins 34–32)
Rx Audio In (Pin 34)
–
DC Level
Input Impedance
Maximum Input Signal
Rx Audio Out (Pin 32)
–
DC Level
Maximum Output Current
Maximum Output Signal
Low Pass Filter (SCF Clock = 256 kHz, Gains are Relative to 400 Hz)
–
–3.0 dB Point
∆Gain at 3.5 kHz
∆Gain at 3.7 kHz
Gain Reduction at 20 kHz
Ripple (400 Hz to 3.5 kHz)
Smoothing Filter –3.0 dB Point
–
–
VB
–
–
600
–
–
–
–
–
VB
–
–
1.8
–
–
–
–
–
5.0
–
0
–
0.25
–
–
–0.25
–
–
"40
0.1
–
–
–
30
–
Decoder Clock Noise Reduction
–
–
>20
–
Receive Gain Adjust (Gain From Pins 34–32, f = 1.0 kHz)
Bits 6/10–6 = 01111
Bits 6/10–6 = 11001
Bits 6/10–6 = 00110
Gain Range (Gain at 11001 – Gain at 00110)
Muting (Gain Reduction), Bit 6/1 = 1
–
–3.0
0
3.0
13
14.7
17
–15.5
–13.7
–11.5
27
28.5
30
–
60
95
–
POWER AMPLIFIERS
PAI (Pin 31)
DC Level
Bias Current
PAO– Offset (VPAO– – VB, Feedback R = 30 kΩ)
PAO– to PAO+ Offset
–
–
VB
–
–
<10
–
–
–
12
–
–
–
"5.0
–
Open Loop Gain (PAI to PAO–, f < 100 Hz)
–
–
65
–
Gain Bandwidth
Closed Loop Gain (PAO– to PAO+)
–
–
1.0
–
–
–
"0.1
–
Maximum Output Swing (THD ≤ 1%)
–
–
–
–
PAO– High Voltage (Iout = –5.0 mA)
NOTE: Currents into a pin are positive. Currents out of a pin are negative.
–
VCC – 1.2 VCC – 1.0 VCC – 0.2
Unit
Vdc
kΩ
Vpp
mV
Vpp
mA pk
dBm
Vdc
kΩ
V
Vdc
mA
V
kHz
dB
dB
dB
dB
kHz
dB
dB
dB
Vdc
nA
mVdc
mVdc
dB
MHz
dB
–
VDC
4
MOTOROLA RF/IF DEVICE DATA