CC400 Chipcon, CC400 Datasheet - Page 24

• Manufacturer Part Number: CC400
• Description: Single Chip High Performance RF Reansceiver
• Manufacturer: Chipcon

Register G
Register H
Chipcon AS
REGISTER
REGISTER
G[12:11]
H[12:10]
G[10:9]
G[8:6]
G[5:3]
G[2:0]
H[9]
FASTACIDF
LPDEM[2:0]
HPIF[2:0]
LPIF[2:0]
IFQ[1:0]
IFG[1:0]
MIF[2:0]
NAME
NAME
SmartRF
TM
CC400
Default
Default
value
value
0
-
-
-
-
-
-
Active
Active
Datasheet (rev. 3.1) 2003-11-12
SmartRF
Description
IF filter Q-value
00 = low
01 =
10 =
11 = high
IF amplifer gain
00 = lowest
01 =
10 =
11 = highest
000 = lowest
001 =
010 =
011 =
100 =
101 =
110 =
111 = highest
IF filter high-pass cut-off
000 = lowest
001 =
010 =
011 =
100 =
101 =
110 =
111 = highest
IF mode control, external filter selection
000 = Differential input, 1. Ceramic filter
001 = Single-ended input 1. ceramic filter
010 = Differential input, 1. and 2. ceramic filter
(NA)
011 = Single-ended input, 1. and 2. ceramic filter
(NA)
100 = Differential input, no ceramic filters filters
101 = Single-ended input, no ceramic filters
110 = NA
111 = Single-ended input, 1. Ceramic filter
Description
Demodulator data filter cut-off (low pass)
000 = 5.8kHz
001 = 9.3kHz
010 = 13.9kHz
011 = 19.9kHz
100 = 28.0kHz
101 = 36.2kHz
110 = 64.8kHz
111 = 134.2kHz
Demodulator datafilter AC coupling time constant
(Precharge)
0 = Normal/high time constant
1 = Low time constant (precharge)
IF filter low-pass cut-off
®
CC400
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