参数资料
型号: MAX2370ETM+T
厂商: Maxim Integrated
文件页数: 15/19页
文件大小: 0K
描述: IC TRANSMITTER QUAD 48TQFN-EP
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 2,500
频率: 450MHz
调制或协议: CDMA2000
功率 - 输出: 10dBm
电流 - 传输: 134mA
数据接口: PCB,表面贴装
天线连接器: PCB,表面贴装
电源电压: 2.7V ~ 3.3V
工作温度: -40°C ~ 85°C
封装/外壳: 48-WFQFN 裸露焊盘
包装: 带卷 (TR)
Complete 450MHz Quadrature Transmitter
Table 5. Typical Current Scale Factors
Set By I_MULT Bits
Table 6. Typical Throttleback Rate Set By
THROTTLE_BACK Bits
BIT NAME
BITS
NOMINAL
CURRENT
BIT NAME
BITS
NOMINAL RATE
(dBmA/dB)
SCALE FACTOR
000
1.3
0011
0100
0.69
0.75
001
010
1.2
1.1
0101
0110
0.81
0.88
THROTTLE_BACK
011
100
1.0
0.9
I_MULT
0111
1000 (default)
1001
0.94
1.00
1.13
101
110
111
0.8
0.7
0.6
1010
1011
1100
1.25
1.38
1.50
Table 7. RF Turbo Charge-Pump Current Setting
RCP_TURBO1
0
0
1
1
RCP_TURBO2
0
1
0
1
FUNCTION
No turbo current. Charge-pump current is set by RCP bits.
Turbo current turns on every time RF PLL is reprogrammed. Turbo current is automatically
turned off after RF PLL is locked.
Turbo current is always on.
Turbo current is turned on every time RF PLL is out of lock.
Table 8. Power-Down Modes
POWER-DOWN MODE
COMMENTS
SHDN Pin
IDLE Pin
TXGATE Pin
RF_PLL_SHDN Bit
IF_PLL_SHDN Bit
TXSTBY Bit
Ultra-low shutdown current
Rx only mode
For punctured Tx mode
For external RF PLL use
For external IF PLL use
Tx is OFF, but IF and RF LOs stay locked
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
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