MAX3540ULM+T Maxim Integrated, MAX3540ULM+T Datasheet - Page 10

• Manufacturer Part Number: MAX3540ULM+T
• Description: Tuners
• Manufacturer: Maxim Integrated

Specifications of MAX3540ULM+T

• Rohs: yes

Complete Single-Conversion Television Tuner
Table 3. N-DIV Low Register (Address: 0001
Table 4. R-DIV Register (Address: 0010
Table 5. VCO Register (Address: 0011
10
RESERVED
BIT NAME
BIT NAME
BIT NAME
VDIV[1:0]
VCO[4:3]
VCO[2:0]
N[7:0]
R[6:0]
______________________________________________________________________________________
LD
BIT LOCATION (0 = LSB)
BIT LOCATION (0 = LSB)
BIT LOCATION (0 = LSB)
5, 4, 3
7–0
6–0
7, 6
1, 0
2
7
RECOMMENDED
RECOMMENDED
RECOMMENDED
0101 0000
DEFAULT
DEFAULT
DEFAULT
100 0000
101
01
01
1
0
b
)
b
)
Sets the least significant bits of the PLL integer divider (N). Default
integer divider value is N = 4688. N can range from 256 to 32,767.
VCO select. Selects one of three possible VCOs.
00 = VCOs shut down
01 = selects VCO1
10 = selects VCO2
11 = selects VCO3
VCO sub-band select. Selects one of eight possible VCO sub-bands.
000 = selects SB0
001 = selects SB1
010 = selects SB2
011 = selects SB3
100 = selects SB4
101 = selects SB5
110 = selects SB6
111 = selects SB7
Lock-detect enable.
0 = disabled
1 = enabled
VCO divider ratio select.
00 = sets V C O d i vi d er to 4
01 = sets V C O d i vi d er to 8
10 = sets VCO divider to 16
11 = sets VCO divider to 32
Must be set to 0.
Sets the PLL reference divider (R). Default reference divider value
is R = 64. R can range from 16 to 127.
b
)
FUNCTION
FUNCTION
FUNCTION