參數(shù)資料
型號: MC2800
廠商: Motorola, Inc.
英文描述: FSK FM IF Receiver(FSK FM IF 接收器)
中文描述: FSK信號調頻(FSK信號調頻中頻接收器中頻接收機)
文件頁數(shù): 5/28頁
文件大小: 473K
代理商: MC2800
MC2800
5
MOTOROLA RF/IF DEVICE DATA
AC ELECTRICAL CHARACTERISTICS
(continued)
(VCC = 1.1 V, VDD = 1.1 V, TA = 25
°
C, unless otherwise noted.)
Characteristics
Condition
Symbol
Min
Typ
Max
Unit
AUDIO OUTPUT
(@ Det Out)
Output Level 1
fdev =
±
4.5 kHz,
fmod = 600 Hz
fdev =
±
4.8 kHz,
fmod = 800 Hz
fdev =
±
4.8 kHz,
fmod = 1.6 kHz
Vau1
100
mVpp
Output Level 2
Vau2
120
mVpp
Output Level 3
Vau3
120
mVpp
BATTERY DETECT
(Active Low)
Threshold Voltage
Vth
Voh2
Vol2
1.1
1.15
V
Output High Voltage
RL = 100 k
RL = 100 k
VDD – 0.3
V
Output Low Voltage
0.3
V
1.0 V VOLTAGE REGULATOR
Output Voltage
No Load
Vreg
ISmax
0.95
1.0
1.05
V
External Source Capability
Vreg = 0.95 V
5.0
mA
0.9 V VOLTAGE REGULATOR
Output Voltage
No Load
Vref
ISmax
0.85
0.9
0.95
V
External Source Capability
Vref = 0.9 V
–20
100
300
μ
A
INPUT PIN DC CHARACTERISTICS
Input Voltage Low
R1, R2
Vil1
Vih1
Vil2
Vih2
Vil3
Vih3
0.3
V
Input Voltage High
R1, R2
VDD – 0.3
V
Input Voltage Low
CL
0.3
V
Input Voltage High
CL
VDD – 0.3
V
Input Voltage Low
EN
0.3
V
Input Voltage High
EN
VDD – 0.3
V
SYMBOL/BAUD RATE FILTER SELECTION
R1
R2
L
L
512 POCSAG (Baud Per Second), 2 Levels
H
L
1200 POCSAG (Baud Per Second), 2 Levels
H
H
1600 FLEX (Symbol Per Second), 2/4 Levels
L
H
3200 FLEX (Symbol Per Second), 2/4 Levels
ENABLE (BATTERY SAVE FUNCTION)
Enable
H
Active
L
Disable (Battery Saving)
CONTROL (CIRCUIT MODE FUNCTION)
Control
H
Reset Mode
L
Normal Operation Mode
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