參數(shù)資料
型號: EM2420DK
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標準/ ZigBee的射頻收發(fā)器
文件頁數(shù): 54/89頁
文件大?。?/td> 1758K
代理商: EM2420DK
EM2420
Ember Part Number: 120-0049-000
C
EM2420 Datasheet
Page 54 of 89
VREG_IN
Internal
bandgap
voltage
reference
1.25 V
BATTMON.BATTMON_VOLTAGE[4:0]
BATTMON.BATTMON_OK
BATTMON.BATTMON_EN
Figure 27. Battery monitor, simplified schematic
The battery monitor is controlled through
the
BATTMON
control register. The battery
monitor is enabled and disabled using the
BATTMON.BATTMON_EN
control bit. The
voltage regulator must also be enabled
when using the battery monitor.
The battery monitor status bit is available
in the
BATTMON.BATTMON_OK
status bit.
This bit is high when the
VREG_IN
input
voltage is higher than the toggle voltage
V
toggle
.
The battery monitor toggle voltage is set in
the 5-bit
BATTMON.BATTMON_VOLTAGE
control bits.
BATTMON_VOLTAGE
is an
unsigned, positive number from 0 to 31.
The toggle voltage is given by:
27
72
V
25
.
V
toggle
LTAGE
BATTMON_VO
=
Alternatively, for a desired toggle voltage,
BATTMON_VOLTAGE
according to:
should
be
set
V
25
.
27
72
V
toggle
=
LTAGE
BATTMON_VO
The voltage regulator must be enabled for
at
least
100
μ
s
measurement. After being enabled, the
BATTMON_OK
status bit need 2
μ
s to
settle for each new toggle voltage
programmed.
before
the
first
The main performance characteristics of
the battery monitor is shown in the
Electrical Specifications section on page
9.
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參數(shù)描述
EM2420EK 制造商:未知廠家 制造商全稱:未知廠家 功能描述:2.4 GHz IEEE 802.15.4 / ZigBee RF Transceiver
EM2420-RTB 功能描述:IC RF TXRX ZIGBEE 2.4GHZ 48-QLP RoHS:是 類別:RF/IF 和 RFID >> RF 收發(fā)器 系列:- 產(chǎn)品培訓模塊:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 標準包裝:30 系列:- 頻率:4.9GHz ~ 5.9GHz 數(shù)據(jù)傳輸率 - 最大:54Mbps 調(diào)制或協(xié)議:* 應用:* 功率 - 輸出:-3dBm 靈敏度:- 電源電壓:2.7 V ~ 3.6 V 電流 - 接收:* 電流 - 傳輸:* 數(shù)據(jù)接口:PCB,表面貼裝 存儲容量:- 天線連接器:PCB,表面貼裝 工作溫度:-25°C ~ 85°C 封裝/外殼:68-TQFN 裸露焊盤 包裝:管件
EM2420-RTR 功能描述:IC RF TXRX ZIGBEE 2.4GHZ 48-QLP RoHS:是 類別:RF/IF 和 RFID >> RF 收發(fā)器 系列:- 產(chǎn)品培訓模塊:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 標準包裝:30 系列:- 頻率:4.9GHz ~ 5.9GHz 數(shù)據(jù)傳輸率 - 最大:54Mbps 調(diào)制或協(xié)議:* 應用:* 功率 - 輸出:-3dBm 靈敏度:- 電源電壓:2.7 V ~ 3.6 V 電流 - 接收:* 電流 - 傳輸:* 數(shù)據(jù)接口:PCB,表面貼裝 存儲容量:- 天線連接器:PCB,表面貼裝 工作溫度:-25°C ~ 85°C 封裝/外殼:68-TQFN 裸露焊盤 包裝:管件
EM2420-STB 功能描述:IC RF TXRX ZIGBEE 2.4GHZ 48-QLP RoHS:否 類別:RF/IF 和 RFID >> RF 收發(fā)器 系列:- 產(chǎn)品培訓模塊:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 標準包裝:30 系列:- 頻率:4.9GHz ~ 5.9GHz 數(shù)據(jù)傳輸率 - 最大:54Mbps 調(diào)制或協(xié)議:* 應用:* 功率 - 輸出:-3dBm 靈敏度:- 電源電壓:2.7 V ~ 3.6 V 電流 - 接收:* 電流 - 傳輸:* 數(shù)據(jù)接口:PCB,表面貼裝 存儲容量:- 天線連接器:PCB,表面貼裝 工作溫度:-25°C ~ 85°C 封裝/外殼:68-TQFN 裸露焊盤 包裝:管件
EM2420-STR 功能描述:IC RF TXRX ZIGBEE 2.4GHZ 48-QLP RoHS:否 類別:RF/IF 和 RFID >> RF 收發(fā)器 系列:- 產(chǎn)品培訓模塊:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 標準包裝:30 系列:- 頻率:4.9GHz ~ 5.9GHz 數(shù)據(jù)傳輸率 - 最大:54Mbps 調(diào)制或協(xié)議:* 應用:* 功率 - 輸出:-3dBm 靈敏度:- 電源電壓:2.7 V ~ 3.6 V 電流 - 接收:* 電流 - 傳輸:* 數(shù)據(jù)接口:PCB,表面貼裝 存儲容量:- 天線連接器:PCB,表面貼裝 工作溫度:-25°C ~ 85°C 封裝/外殼:68-TQFN 裸露焊盤 包裝:管件