參數(shù)資料
型號(hào): MICRF104
廠商: Micrel Semiconductor,Inc.
英文描述: 1.8V, QwikRadio⑩ UHF ASK Transmitter
中文描述: 1.8,QwikRadio系列超高頻ASK發(fā)射⑩
文件頁數(shù): 3/10頁
文件大?。?/td> 45K
代理商: MICRF104
November 8, 2001
3
MICRF104
MICRF104
Absolute Maximum Ratings
(Note 1)
Supply Voltage(V
DDPWR
, V
DDRF
) ..................................+6V
Voltage on I/O Pin EN .................................................. [tbd]
Voltage on I/O Pins, RFSTBY, ASK, PC, ANTP, ANTM
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 V
DDPWR
= 1.8V, V
PC
= 0.35V, freq
REFOSC
= 12.1875MHz, RFSTBY = V
DDRF
, EN = V
DDPWR
.
T
A
= 25
°
C,
bold
values indicate 0
°
C
T
A
85
°
C unless otherwise noted.
Parameter
Condition
Min
Typ
Max
Units
Power Supply
Shutdown current, I
VDDPWR
RF Standby supply, I
VDDPWR
RF Standby supply, I
VDDPWR
MARK supply current, I
ON
EN = RFSTBY = V
SS
RFSTBY = V
SS
, EN = V
DDPWR
RFSTBY = V
SS
, EN = V
DDPWR
= 4V
Note 4,
50
μ
A
1.5
mA
0.6
mA
31
41
mA
Note 4, V
DDPWR
= 4V
12
17
mA
SPACE supply current, I
OFF
22
30
mA
V
DDPWR
= 4V
33% mark/space ratio, Note 4
9
12
mA
Mean operating current
25
34
mA
33% mark/space ratio, V
DDRWR
= 4V, Note 4
10
14
mA
5V Max. output current
15
mA
Note 9, V
DDPWR
= 4V
Note 9
35
mA
5V Output Voltage range
4.75
5.25
V
RF Output Section and Modulation Limits:
Output power level, P
OUT
@315MHz; Note 4, Note 5
2
dBm
@433MHz; Note 4, Note 5
2.5
dBm
Transmitted Power
@315MHz
tbd
μ
V/m
@433MHz
tbd
μ
V/m
Harmonics output
@ 315MHz
2nd harm.
3rd harm.
46
45
dBc
@433 MHz
2nd harm.
3rd harm.
50
41
dBc
Extinction ratio for ASK
40
52
dBc
Varactor tuning range
Note 7
5
6.5
8
pF
Reference Oscillator Section
Reference Oscillator Input
Impedance
300
k
Reference Oscillator Source
Current
6
μ
A
Reference Oscillator Input
Voltage (peak to peak)
0.2
0.5
V
PP
Operating Ratings
(Note 2)
Supply Voltage (V
DDPWR
) .................................. 1.8V to 4V
PC Input Range..................................0.15V < V
PC
< 0.35V
Ambient Operating Temperature (T
A
) ............ 0
°
C to +85
°
C
Programmable Transmitter Frequency Range: 300MHz to
470MHz
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