- 您现在的位置：买卖IC网 > Sheet目录473 > MAX2745ECM+D (Maxim Integrated)IC GPS RF FRONT END 48TQFP
Single-Chip Global Positioning System
Receiver Front-End
AC ELECTRICAL CHARACTERISTICS (continued)
(MAX2745 EV kit, V DD = +2.4V to +3.6V, SHDN = GND, T A = -40 ° C to +85 ° C. Typical values are at V DD = +3.0V and T A = +25 ° C,
unless otherwise noted.)
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
SYNTHESIZER
Crystal Input Frequency
Charge-Pump Current
Phase Noise
Maximum PLL Spur
Fundamental frequency crystal
3rd overtone crystal
f OFFSET = 10kHz offset,
BW LOOP = 70kHz
f OFFSET = 1MHz offset,
BW LOOP = 70kHz
BW LOOP = 70kHz
16.368
32.736
0.4
-81
-104
-39
MHz
mA
dBc/Hz
dBc
VCO Tuning Frequency Range
VCO Tuning Gain
(Notes 2, 3)
(Notes 2, 3)
150
150
210
210
270
310
MHz
MHz/V
IF STAGE
IF Stage Gain
Dynamic Range IF Stage Gain
Bandpass Filter 1dB Corner
Frequency
Bandpass Filter 3dB Bandwidth
Bandpass Filter 60dB High-Side
Rejection
Bandpass Filter 60dB Low-Side
Rejection
Image Rejection
In-Band Ripple
AGC Loop Lock Time
VGA set at maximum gain
Low-frequency corner
High-frequency corner
80
56
3.1
5.1
2.0
6.6
1.6
17
1
1
dB
dB
MHz
MHz
MHz
MHz
dB
dB
ms
Note 1: At T A = +25 ° C, min/max limits are guaranteed by production test.
Note 2: At T A = -40 ° C, min/max limits are guaranteed by design and characterization.
Note 3: At T A = +25 ° C and +85 ° C, min/max limits are guaranteed by production test.
Typical Operating Characteristics
(MAX2745 EV kit, V DD = +3.0V, SHDN = GND, f RF = 1575.42MHz, and T A = +25 ° C, unless otherwise noted.)
30
SUPPLY CURRENT vs. TEMPERATURE
40
35
LNA/MIXER GAIN vs. TEMPERATURE
100
95
IF STAGE GAIN vs. TEMPERATURE
26
30
V CC = 3V
90
22
V CC = 3V
V CC = 2.7V
25
85
V CC = 2.4V
20
80
18
14
V CC = 2.4V
15
10
V CC = 2.4V
V CC = 2.7V
75
70
V CC = 3V
V CC = 2.7V
5
65
10
0
60
-40
-20
0
20
40
60
80
-40
-20
0
20
40
60
80
-40
-20
0
20
40
60
80
TEMPERATURE ( ° C)
TEMPERATURE ( ° C)
TEMPERATURE ( ° C)
_______________________________________________________________________________________
3
发布紧急采购，3分钟左右您将得到回复。
相关PDF资料
MAX2750AUA+
IC VCO MONO 2.4GHZ 8-MSOP
MAX2752EVKIT
EVAL KIT
MAX2754EVKIT+
KIT EVAL FOR MAX2754
MAX2769BETI/V+T
IC RCVR GPS UNIVERSAL 28TQFN
MAX2769EVKIT+
KIT EVAL FOR MAX2769
MAX2821ETM+T
IC TXRX 802.11B 2.4GHZ 48-TQFN
MAX2829EVKIT
EVAL KIT MAX2828, MAX2829
MAX2830EVKIT+
KIT EVAL FOR MAX2830
相关代理商/技术参数
MAX2745ECM+T
制造商:Maxim Integrated Products 功能描述:RCVR FRONT-END 48TQFP EP - Tape and Reel
MAX2745ECM+TD
功能描述:上下转换器 GPS Front End Downconverter
RoHS:否 制造商:Texas Instruments 产品:Down Converters 射频:52 MHz to 78 MHz 中频:300 MHz LO频率: 功率增益: P1dB: 工作电源电压:1.8 V, 3.3 V 工作电源电流:120 mA 最大功率耗散:1 W 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:PQFP-128
MAX2745EVKIT
功能描述:射频开发工具 RoHS:否 制造商:Taiyo Yuden 产品:Wireless Modules 类型:Wireless Audio 工具用于评估:WYSAAVDX7 频率: 工作电源电压:3.4 V to 5.5 V
MAX274ACNG
功能描述:有源滤波器 RoHS:否 制造商:Maxim Integrated 通道数量:1 截止频率:150 KHz 电源电压-最大:11 V 电源电压-最小:4.74 V 最大工作温度:+ 85 C 安装风格:Through Hole 封装 / 箱体:PDIP N 封装:Tube
MAX274ACNG+
功能描述:有源滤波器 4th & 8th Order Continuous-Time RoHS:否 制造商:Maxim Integrated 通道数量:1 截止频率:150 KHz 电源电压-最大:11 V 电源电压-最小:4.74 V 最大工作温度:+ 85 C 安装风格:Through Hole 封装 / 箱体:PDIP N 封装:Tube
MAX274ACWI
功能描述:有源滤波器 Integrated Circuits (ICs) RoHS:否 制造商:Maxim Integrated 通道数量:1 截止频率:150 KHz 电源电压-最大:11 V 电源电压-最小:4.74 V 最大工作温度:+ 85 C 安装风格:Through Hole 封装 / 箱体:PDIP N 封装:Tube
MAX274ACWI+
功能描述:有源滤波器 4th & 8th Order Continuous-Time RoHS:否 制造商:Maxim Integrated 通道数量:1 截止频率:150 KHz 电源电压-最大:11 V 电源电压-最小:4.74 V 最大工作温度:+ 85 C 安装风格:Through Hole 封装 / 箱体:PDIP N 封装:Tube
MAX274ACWI+T
功能描述:有源滤波器 4th & 8th Order Continuous-Time RoHS:否 制造商:Maxim Integrated 通道数量:1 截止频率:150 KHz 电源电压-最大:11 V 电源电压-最小:4.74 V 最大工作温度:+ 85 C 安装风格:Through Hole 封装 / 箱体:PDIP N 封装:Tube