EVB7122
27 to 930MHz Transceiver
Evaluation Board Description
3.1.5
D – word
Name
Bits
Description
NT
[16:0]
64d .. 131071d
Feedback divider ratio in TX operation mode
Set the unlock condition of the PLL
ERTM
[18:17]
00
01
10
2 clocks #default
4 clocks
8 clocks
Set the maximum allowed number of reference clocks
(1/f RO ) during the phase detector output signals (UP & DOWN)
can be in-consecutive.
11
16 clocks
Set the lock condition of the PLL
LDTM
[20:19]
00
01
10
4 clocks
16 clocks #default
64 clocks
Set the minimum number of consecutive edges of phase
detector output cycles, without appearance of any unlock
condition.
11
256 clocks
Set mode of modulation control:
0
external modulation control
#default
MODCTRL
[21]
1
Modulation will be set via pin ASK/FSK.
internal modulation control
Modulation will be set via bit MODSEL (bit 19 in A-word). Nevertheless pin ASK/FSK must be
connected to either VCC or VEE.
39012 07122 02
Rev. 006
Page 12 of 24
EVB Description
June/08
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相关代理商/技术参数
EVB7122-868-ASK-A 制造商:MELEXIS 制造商全称:Melexis Microelectronic Systems 功能描述:27 to 930MHz Transceiver Evaluation Board Description
EVB7122-868-ASK-C 制造商:MELEXIS 制造商全称:Melexis Microelectronic Systems 功能描述:27 to 930MHz Transceiver Evaluation Board Description
EVB7122-868-FM-A 制造商:MELEXIS 制造商全称:Melexis Microelectronic Systems 功能描述:27 to 930MHz Transceiver Evaluation Board Description
EVB7122-868-FM-C 制造商:MELEXIS 制造商全称:Melexis Microelectronic Systems 功能描述:27 to 930MHz Transceiver Evaluation Board Description
EVB7122-868-FSK-A 制造商:MELEXIS 制造商全称:Melexis Microelectronic Systems 功能描述:27 to 930MHz Transceiver Evaluation Board Description
EVB7122-868-FSK-C 制造商:MELEXIS 制造商全称:Melexis Microelectronic Systems 功能描述:27 to 930MHz Transceiver Evaluation Board Description
EVB7122-915-ASK-A 制造商:MELEXIS 制造商全称:Melexis Microelectronic Systems 功能描述:27 to 930MHz Transceiver Evaluation Board Description
EVB7122-915-ASK-C 制造商:MELEXIS 制造商全称:Melexis Microelectronic Systems 功能描述:27 to 930MHz Transceiver Evaluation Board Description