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參數(shù)資料
| 型號(hào)： | MAX2140ETH |
| 廠商： | MAXIM INTEGRATED PRODUCTS INC |
| 元件分類： | 消費(fèi)家電 |
| 英文描述： | Complete SDARS Receiver |
| 中文描述： | SPECIALTY CONSUMER CIRCUIT, QCC44 |
| 封裝： | 7 X 7 MM, TQFN-44 |
| 文件頁(yè)數(shù)： | 8/12頁(yè) |
| 文件大?。?/td> | 162K |
| 代理商： | MAX2140ETH |
M
Complete S DARS Rec eiver
8
_______________________________________________________________________________________
Pin Desc ription
PIN
NAME
FUNCTION
1, 4, 8,
12–15, 23,
26, 27, 30,
31, 40
VCC_FE0, VCC_FE1,
VCC_FE2, VCC_BE1,
VCC_BE2, VCC_BE3,
VINANT, VCC_XTAL,
VCC_D, VCC_A,
VCC_FE3, VCC_VCO,
VCC_BE4
Power Supplies. Bypass to ground with capacitors as close to the pins as possible.
2, 3
RFIN+, RFIN-
Differential RF Inputs. Accept RF input signal from the SDARS cabled antenna with a 50
to
100
balun.
5, 6
7
IFOUT+, IFOUT-
RFAGC_C
Differential First IF Output. Connect an external SAW filter to the IF output.
RF AGC Power-Detector Output. Set the RF AGC attack and decay response times.
9
AGCPWM
IF AGC Control Voltage Input. Input from the filtered PWM AGC control signal from the SDARS
channel-decoder IC.
10, 11
IFIN+, IFIN-
Differential First IF Input
16
VOUTANT
Overcurrent-Protected Unregulated DC Supply Output. Provides DC power supply to the
antenna module.
Differential Baseband DC Blocking Outputs.
IF2IO- = Inverting in-phase baseband output. AC couple to pin 18.
IF2IO+ = Noninverting in-phase baseband output. AC couple to pin 20.
IF2QO+ = Noninverting quadrature baseband output. AC couple to pin 36.
IF2QO- = Inverting quadrature baseband output. AC couple to pin 38.
Differential Baseband DC Blocking Inputs.
IF2II- = Inverting in-phase baseband input. AC couple to pin 16.
IF2II+ = Noninverting in-phase baseband input. AC couple to pin 19.
IF2QI+ = Noninverting quadrature baseband input. AC couple to pin 37.
IF2QI- = Inverting quadrature baseband input. AC couple to pin 39.
Differential I/Q Baseband Outputs.
IOUT- = Inverting in-phase baseband output.
IOUT+ = Noninverting in-phase baseband output.
QOUT+ = Noninverting quadrature baseband output.
QOUT- = Inverting quadrature baseband output.
Crystal Reference Input
Buffered System Clock Output. Provides clock signal to the SDARS channel-decoder IC.
Digital Logic Output to the System Controller. Indicates the lock status of the internal PLL.
VCO Charge-Pump Output
Regulated Supply Voltage for the VCO
High-Impedance VCO Tuning Input
I
2
C Input Signals. Define the MAX2140 I
2
C device address.
I
2
C-Compatible Programming Input. Connect to an I
2
C-compatible bus.
Exposed Paddle. Connect to ground.
17, 19, 37,
39
IF2IO-, IF2IO+,
IF2QO+, IF2QO-
18, 20, 36,
38
IF2II-, IF2II+, IF2QI+,
IF2QI-
21, 22, 34,
35
IOUT-, IOUT+,
QOUT+, QOUT-
24
25
28
29
32
33
XTAL
REFOUT
LOCK
VCCREG
VTUNE
I
2
CA2, I
2
CA1
SCL, SDA
Exposed Pad
41, 42
43, 44
—
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| MAX2140ETH+ | 功能描述:射頻接收器 Complete SDARS Receiver RoHS:否 制造商:Skyworks Solutions, Inc. 類型:GPS Receiver 封裝 / 箱體:QFN-24 工作頻率:4.092 MHz 工作電源電壓:3.3 V 封裝:Reel |
| MAX2140ETH+CK3 | 功能描述:通信集成電路 - 若干 Complete SDARS Receiver RoHS:否 制造商:Maxim Integrated 類型:Transport Devices 封裝 / 箱體:TECSBGA-256 數(shù)據(jù)速率:100 Mbps 電源電壓-最大:1.89 V, 3.465 V 電源電壓-最小:1.71 V, 3.135 V 電源電流:50 mA, 225 mA 最大工作溫度:+ 85 C 最小工作溫度:- 40 C 封裝:Tube |
| MAX2140ETH+D | 制造商:Maxim Integrated Products 功能描述:SDARS RCVR 44TQFN - Rail/Tube |
| MAX2140ETH+T | 功能描述:射頻接收器 Complete SDARS Receiver RoHS:否 制造商:Skyworks Solutions, Inc. 類型:GPS Receiver 封裝 / 箱體:QFN-24 工作頻率:4.092 MHz 工作電源電壓:3.3 V 封裝:Reel |
| MAX2140ETH+TD | 制造商:Maxim Integrated Products 功能描述:SDARS RCVR 44TQFN - Tape and Reel |
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