CC400 Chipcon, CC400 Datasheet - Page 22

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

Register B
Register C
Register D
Register E
Chipcon AS
REGISTER
REGISTER
REGISTER
REGISTER
D[12:11]
B[12:11]
C[11:9]
D[10:0]
B[10:7]
C[6:5]
C[3:0]
B[6:0]
C[12]
E[12]
E[11]
E[10]
C[8]
C[7]
C[4]
RESSYN
CHP[1:0]
AB[1:0]
PA[1:0]
NAME
NAME
NAME
NAME
K10:0]
M[6:0]
A[3:0]
V[3:1]
R[3:0]
PA[4]
FSIG
PDX
SmartRF
LW
LM
LH
TM
CC400
Default
Default
Default
Default
value
value
value
value
10
00
0
0
-
-
-
-
-
-
-
-
-
-
-
Active
Active
Active
Active
Datasheet (rev. 3.1) 2003-11-12
H
SmartRF
Description
Antibacklash pulse width
00 = 0ns (nominal setting)
01 = 2.7ns
10 = 4.8ns
11 = 10.9ns
Tolerance (+200% / - 70%)
A-counter
M-counter
Description
Synthesiser reset
0 = Normal operation
1 = Reset synthesiser
VCO gain programmering.
LSB-bit VO = “0”.
000= maximum gain
111=minimum gain
Reduce gain to reduce LO spurious emission
PA gain programmering. Part of PA4:PA0
Charge pump polarity
0 = Add charge when VREF leads FVCO (Normal)
1 = Sink charge when VREF leads FVCO
Charge pump current:
00 = 10µA
01 = 20µA
10 = 40µA (nominal setting)
11 = 80µA
Reference oscillator power down
0 = Power on even during main power down
1 = Power down (during main power down)
R-divider
Description
PA gain programming. Part PA4
K-counter
K10 er sign bit (0=positive, 1 negative).
Negative K must be 2’s complement
Description
PLL Lock-Window tolerance
0 = 21ns (Normal setting)
1 = 44ns
Lock mode
(Lock is reset when PLL is reprogrammed).
0 = Single shot
1 = Continuous
Lock detection enable
0 = Lock detection enabled
1 = Lock detection disabled (LOCK=1)
®
CC400
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