參數(shù)資料
型號(hào): MICRF112YMM TR
廠商: Micrel Inc
文件頁(yè)數(shù): 4/20頁(yè)
文件大?。?/td> 550K
描述: IC XMITTER UHF ASK/FSK 10-MSOP
標(biāo)準(zhǔn)包裝: 2,500
頻率: 300MHz ~ 450MHz
應(yīng)用: RKE
調(diào)制或協(xié)議: ASK,OOK
數(shù)據(jù)傳輸率 - 最大: 50 kbps
功率 - 輸出: 10dBm
電流 - 傳輸: 12.3mA
數(shù)據(jù)接口: PCB,表面貼裝
天線連接器: PCB,表面貼裝
電源電壓: 1.8 V ~ 3.6 V
工作溫度: -40°C ~ 125°C
封裝/外殼: 10-TFSOP,10-MSOP(0.118",3.00mm 寬)
包裝: 帶卷 (TR)
其它名稱: MICRF112YMMTR
MICRF112YMMTR-ND
Micrel, Inc.
MICRF112
 
 
December 2011 
4
M9999-120911
(408) 944-0800
 
Absolute Maximum Ratings (Note 1)  
Supply Voltage VDD ...................................................+5.0V
Voltage on PAOUT......................................................+7.2V
Voltage on I/O Pins ............................VSS0.3 to VDD+0.3
Storage Temperature Range ....................-65癈 to + 150癈
Lead Temperature (soldering, 10 seconds)............+ 300癈
ESD Rating.................................................................Note 3
Operating Ratings (Note 2)  
Supply Voltage VDD ........................................ 1.8V to 3.6V  
Ambient Operating Temperature (TA) ......40癈 to +125癈
Programmable Transmitter Frequency Range:
     ....................................................... 300MHz to 450MHz
 
 
 
Electrical Characteristics
(Note 4)
 
Specications apply for VDD = 3.0V, TA = 25癈, Freq
REFOSC
 = 13.560MHz, EN = VDD. Bold values indicate 40癈 to 125癈 unless
otherwise noted. 1kbps data rate 50% duty cycle. RL 50ohm load (matched)
Parameter
Condition
Min
Typ
Max
Units
Power Supply  
Standby supply current, Iq
EN = VSS  
 
.05
1礎(chǔ)
礎(chǔ)
@ 315MHz, POUT = +10dBm
 
11.2
 
mA
Mark Supply Current I
ON
 
@ 433.92MHz, POUT = +10dBm
 
11.2
 
mA
@ 315MHz
 
2.7
 
mA
SPACE supply current, IOFF  
@ 433.92 MHz
 
2.7
 
mA
RF Output Section and Modulation Limits:
@315MHz,
Note 4
 
 
10.5
 
dBm
Output power level, POUT 
FSK or ASK "mark"
@433.92MHz,
Note 4
 
 
10.5
 
dBm
@ 630MHz,
Note 4
 2nd harm.
 
-39
 
dBc
Harmonics output for 315
MHz
@945MHz,
Note 4
3rd harm.
 
-53
 
dBc
@ 867.84MHz,
Note 4
 2nd harm.
 
-55
 
dBc
Harmonics output for
433.92 MHz
@1301.76MHz,
Note 4
3rd harm.
 
-55
 
dBc
Extinction ratio for ASK
 
 
70
 
dBc
FSK Modulation
Frequency Deviation
load capacitor = 10pF, crystal type = HC49/U
 
22
 
kHz
Data Rate
 
 
 
10
kbps
ASK Modulation
Data Rate
 
 
 
50
kbps
@315MHz, Note 6
 
<700
 
kHz
Occupied Bandwidth
@433.92MHz, Note 6
 
<1000
 
kHz
VCO Section
@ 100kHz from Carrier
 
-76
 
dBc/Hz
315 MHz Single Side Band
Phase Noise
@ 1000kHz from Carrier
 
-79
 
dBc/Hz
@ 100kHz from Carrier
 
-72
 
dBc/Hz
433.92 MHz Single Side
Band Phase Noise
@ 1000kHz from Carrier
 
-81
 
dBc/Hz
Reference Oscillator Section
XTLIN, XTLOUT, XTLMOD     Pin capacitance
 
2
 
pF
External Capacitance
See Schematic C17 & C18
 
18
 
pF
Oscillator Startup Time
 Note 5
    Crystal: HC49S
 
300
 
Digital / Control Section
Output Blanking
STDBY transition from LOW to HIGH
 
500
 
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