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參數(shù)資料
| 型號： | FTS375 EVAL KIT |
| 廠商： | Connor-Winfield |
| 文件頁數(shù)： | 2/8頁 |
| 文件大?。?/td> | 0K |
| 描述： | GPS TIMING MODULE EVAL BOARD |
| 產(chǎn)品培訓(xùn)模塊： | 125 Series GPS Based Timing and Synchronization Products |
| 標(biāo)準(zhǔn)包裝： | 1 |
| 主要目的： | 計時，時鐘發(fā)生器，同步器，GPS |
| 嵌入式： | 否 |
| 已用 IC / 零件： | FTS375 |
| 主要屬性： | 1PPS/ 10 MHz 相位校準(zhǔn)功能 |
| 次要屬性： | LED 狀態(tài)指示器 |
| 已供物品： | 板，模塊 |
| 其它名稱： | CW689 |
FTS375 Data Sheet #:
SG174
Page 2 of 8
Rev:
02
Date:
01/03/12
Copyright 2012 The Connor-Winfield Corp. All Rights Reserved
Specifications subject to change without notice
Pin Description
Table 1
Pin #
Pin Name
Description
Note
1
1PPSRefInput
ExternallyprovidedLVCMOS1PPSreference
2
GND
Ground
3
10MHzRefInput
ExternallyprovidedLVCMOS10MHzreference
4
NoConnect
Usedforfactoryprogramming
5
10MHzCMOSOutput
10MHzlowjitterCMOSoutput
6
GND
Ground
7
10MHzSineOutput
10MHzACcoupledlowjitterSINEoutput
8
NoConnect
Usedforfactoryprogramming
9
NoConnect
Usedforfactoryprogramming
10
NoConnect
Usedforfactoryprogramming
11
*Reset
PulllowtoresetGPSreceiver
12
TXA
RS-232transmitsignalforUART0
13
TXB
RS-232transmitsignalforUART1
14
GND
Ground
15
RXA
RS-232receivesignalforUART0
16
RXB
RS-232receivesignalforUART1
17
GND
Ground
18
*Bootsel
Normallyhigh.PulllowtoreprogramtheGPSreceiver
19
GND
Ground
20
AntennaSupplyVoltage
AntennaSupplyvoltage.Limitcontinuouscurrentto45mA
21
Vcc1
3.3VsupplyvoltagefortheGPScircuitry
22
GND
Ground
23
Unused
SpareCPLDconnection
24
Unused
SpareCPLDconnection
27
AntennaFaultStatus
High=Afaulthasbeendetectedonpin20(AntSupplyVoltage)
28
1PPSOut
1PPSCMOSoutput
29
LockStatus
High=Unitislockedtotheselectedreference
30
HoldoverStatus
High=Unitisinholdover
31
SYNC2Control
Lockmodecontrolsignal
32
SYNC1Control
Lockmodecontrolsignal
33
Unused
SpareCPLDconnection
34
*Disable
Pulllowtodisablethe10MHzCMOSandSINEoutputs
35
GND
Ground
36
Vcc2
3.3VsupplyvoltageforPLLandinterfacingcircuitry
Note: Vcc1 and Vcc2 should not be connected; otherwise phase noise performance will degrade.
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