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參數資料
| 型號： | W55RFS27T1B |
| 廠商： | WINBOND ELECTRONICS CORP |
| 英文描述： | SUPER-REGENERATION RF TRANSMITTER |
| 中文描述： | 超再生RF發射器 |
| 文件頁數： | 7/17頁 |
| 文件大小： | 345K |
| 代理商： | W55RFS27T1B |
W55RFS27T1B
Publication Release Date:May 24, 2005
- 7 -
Revision A3
3. ELECTRONIC CHARACTERISTICS
3.1 W55RFS27T1B Absolute Maximum Ratings
PARAMETER
RATING
UNIT
Supply Voltage to Ground Potential
- 0.3 to 6.5
V
Applied Input/Output Voltage
- 0.3 to 6.5
V
Power Dissipation (T
a
= 70
°
C)
150
mW
Ambient Operating Temperature
0 to 70
°
C
Storage Temperature
-40 to 85
°
C
Note:
Exposure to conditions beyond those listed under Absolute Maximum Ratings may adversely affect the life and reliability of
the device.
3.2 W55RFS27T1B DC Characteristics
(VDD-VSS = 3 V, Ta = 25
°
C; unless otherwise specified)
PARAMETER
SYM.
CONDITIONS
MIN.
TYP.
MAX.
UNIT
Power Supply
Operating Voltage
Operating Current (uC-mode)
V
DD
I
TX
I
SBY
2.2
-
-
5.5
50
V
mA
μ
A
Continuous emission
-
Stand-by Current
-
-
1
Digital Input/Output Pin (S1, S2, S3, S4, ID0, ID1, MODE,CKSEL0,CKSEL1)
Input High Voltage
V
IH
0.8*V
D
D
-
V
DD
V
Input Low Voltage
V
IL
V
SS
-
0.1*V
D
D
-
V
Input Pin Pull-high Resistance
TXOUT Output High Source
Current
TXOUT Output Low Sink
Current
Crystal Oscillator
R
PH
S1~S4, RESET
-
150K
Ohm
I
OH
VOH=0.7 *
V
DD
6
-
-
mA
I
OL
VOL=0.3 *
V
DD
6
-
-
mA
Operation Frequency
Oscillator Turn-On Time
F
XTL
T
OSC
27
-
-
-
49
1.0
MHz
mS
Fundamental type
Transmitter Section
Modulation Duty Cycle
Over-tone type
-
-
3.0
mS
M
DYT
30
50
70
%
Transmission Data Rate
R
DTT
50% Duty-cycle, Manchester
Code
-
1.25
10
Kbps
Transmission Power
P
ANT
-
15
-
dBm
Notes:
(1). Crystal turn-on time depends on crystal type: fundamental or overtone type crystal.
(2). Transmitter settling time depends on crystal type: fundamental or overtone type crystal.
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