參數(shù)資料
型號： EM2420TR
廠商： Electronic Theatre Controls, Inc.
英文描述： 2.4 GHz IEEE 802.15.4 / ZigBee RF Transceiver
中文描述： 2.4 GHz IEEE 802.15.4標(biāo)準(zhǔn)/ ZigBee的射頻收發(fā)器
文件頁數(shù)： 12/89頁
文件大小： 1758K
代理商： EM2420TR
EM2420
Ember Part Number: 120-0049-000
C
EM2420 Datasheet
Page 12 of 89
Parameter
Min.
Typ.
Max.
Unit
Condition / Note
Phase noise
-109
-117
-117
-117
dBc/Hz
dBc/Hz
dBc/Hz
dBc/Hz
Unmodulated carrier
At ±1 MHz offset from carrier
At ±2 MHz offset from carrier
At ±3 MHz offset from carrier
At ±5 MHz offset from carrier
PLL loop bandwidth
50
kHz
PLL lock time (RX / TX turnaround
time)
192
μ
s
Digital Inputs/Outputs
Signal levels are referred to the
voltage level at the pin DVDD3.3
Logic "0" input voltage
0
0.3*
DVDD
V
Logic "1" input voltage
0.7*
DVDD
DVDD
V
Logic "0" output voltage
0
0.4
V
Output current
8 mA,
3.3 V supply voltage
Logic "1" output voltage
2.5
VDD
V
Output current 8 mA,
3.3 V supply voltage
Logic "0" input current
NA
-1
μ
A
Input signal equals GND
Logic "1" input current
NA
1
μ
A
Input signal equals VDD
FIFO
setup time
20
ns
TX un-buffered mode, minimum
time
FIFO
must be ready before
the positive edge of
FIFOP
FIFO
hold time
10
ns
TX un-buffered mode, minimum
time
FIFO
must be held after the
positive edge of
FIFOP
Serial interface pins (
SCLK
,
SI
,
SO
and
CSn
) timing specification
See Table 4 on page 26
Voltage Regulator
Input Voltage
2.1
3.0
3.6
V
On the
VREG_IN
pin
Output Voltage
1.7
1.8
1.9
V
On the
VREG_OUT
pin
Quiescent current
13
20
29
μ
A
No current drawn from the
VREG_OUT
pin. Min and max
numbers include 2.1 through 3.6
V input voltage
Start-up time
0.3
0.6
ms
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