参数资料
型号: 4421-DKDB2
厂商: Silicon Laboratories Inc
文件页数: 9/45页
文件大小: 0K
描述: KIT DEV TEST EZRADIO SI4421 TRX
标准包装: 1
附件类型: 测试卡,收发器,434MHz
适用于相关产品: EZRadio?
Si4421
ELECTRICAL SPECIFICATION
Test Conditions: T op = 27 o C; V dd = V oc = 3.3 V
DC Characteristics
Symbol
I dd_TX_0
Parameter
Supply current
(TX mode, P out = 0 dBm)
Conditions/Notes
433 MHz band
868 MHz band
Min
Typ
15
16
Max
Units
mA
915 MHz band
17
I dd_TX_PMAX
Supply current
(TX mode, P out = P max )
433 MHz band
868 MHz band
22
23
26
27
mA
915 MHz band
433 MHz band
24
11
28
13
I dd_RX
Supply current (RX mode)
868 MHz band
12
14
mA
915 MHz band
13
15
I pd
I lb
I wt
I x
V lb
Standby current (Sleep mode)
Low battery voltage detector current
consumption
Wake-up timer current consumption
Idle current
Low battery detect threshold
All blocks disabled
Crystal oscillator on (Note 1)
Programmable in 0.1 V steps
2.25
0.3
0.5
1.5
0.6
1
1.7
3.5
1.2
3.75
μA
μA
μA
mA
V
V lba
V il
V ih
Low battery detection accuracy
Digital input low level voltage
Digital input high level voltage
0.7·V dd
±3
0.3·V dd
%
V
V
I il
I ih
Digital input current
Digital input current
V il = 0 V
V ih = V dd , V dd = 3.8 V
-1
-1
1
1
μA
μA
V ol
V oh
Digital output low level
Digital output high level
I ol = 2 mA
I oh = -2 mA
V dd -0.4
0.4
V
V
Notes are on page 12.
9
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