參數(shù)資料
型號: MICRF103BM
廠商: MICREL INC
元件分類: 消費家電
英文描述: QwikRadio UHF ASK Transmitter
中文描述: SPECIALTY CONSUMER CIRCUIT, PDSO8
封裝: SOIC-8
文件頁數(shù): 3/7頁
文件大?。?/td> 41K
代理商: MICRF103BM
June 2002
3
MICRF103
MICRF103
Absolute Maximum Ratings
(Note 1)
Supply Voltage(V
DD
) .....................................................+6V
Voltage on I/O Pins ............................. V
SS
0.3 to V
DD
+0.3
Storage Temperature Range ...................-65
°
C to + 150
°
C
Lead Temperature (soldering, 10 seconds) ........... + 300
°
C
ESD Rating,
Note 3
Micrel
Electrical Characteristics
Specifications apply for 4.75V < V
DD
< 5.5V, V
PC
= 0.35V, T
A
= 25
°
C, freq
REFOSC
= 13.5625MHz, STBY = V
DD
.
Bold
values indicate
40
°
C
T
A
85
°
C unless otherwise noted.
Parameter
Condition
Min
Typ
Max
Units
Power Supply
Standby Supply Current, I
Q
MARK Supply Current, I
ON
V
STBY
< 0.5V
@868MHz
0.10
μ
A
19
26.5
mA
@915MHz
20
27.5
mA
SPACE Supply Current, I
OFF
@868MHz
14
18
mA
@915MHz
15
21
mA
MARK/SPACE Ratio
33%@868MHz
16
mA
33%@915MHz
17
mA
RF Output Section and Modulation Limits:
Maximum Power Level, P
OUT
@868MHz (EIRP)
-3
dBm
@915MHz (EIRP)
-3
dBm
Output Power Variation
over supply and temperature
±
2
dBm
Extinction ratio for ASK
38
45
dBc
Varactor tuning range
Note 5
2.6
3.0
3.3
pF
Reference Oscillator Section
Reference Oscillator Input
Impedance
300
k
Reference Oscillator Source
Current
5.0
μ
A
Reference Oscillator Input
Voltage (peak-to-peak)
0.2
1.0
V
PP
Digital / Control Section
Calibration Time
note 7, ASK=HIGH
20
ms
Power Amplifier Output Hold-off
Time from STBY
note 4, STDBY transition from LOW to HIGH
crystal, ESR < 20
5
ms
Transmitter Stabilization Time
from external reference (500mVpp)
9
ms
From STBY
crystal, ESR < 20
12
ms
Maximum Data rate
- ASK modulation
duty cycle of the modulating signal = 50%
115
kbits/s
STBY HIGH
V
IH
V
IL
enable voltage
0.8V
DD
V
STBY LOW
0.1V
DD
ASK Pin
V
IH
, input high voltage
V
IL
, input low voltage
ASK = 0V, 5.0V input current
0.8V
DD
V
0.1V
DD
10
V
ASK Input Current
10
0.1
μ
A
Operating Ratings
(Note 2)
Supply Voltage (V
DD
) .................................... 4.75V to 5.5V
Maximum Supply Ripple Voltage ...............................10mV
PC Input Range......................................0.1V < V
PC
< 0.4V
Ambient Operating Temperature (T
A
) ........
40
°
C to +85
°
C
Programmable Transmitter Frequency Range:
........................................................ 800MHz to 1GHz
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