
Data Input
(1) D0 (LSB) to D13 (MSB): Divisor data
FMIN uses D0 to D13 and AMIN uses D4 to D13.
Sample calculation
x FM 100 kHz steps (f
ref = 100 kHz)
FM VCO = 100.7 MHz (FM RF = 90.0 MHz, IF = 10.7 MHz)
Divisor =
100.7 MHz (FM VCO) ÷ 100 kHz (fref) = 1007 → 3EF(HEX)
y AM 10 kHz steps (f
ref = 10 kHz)
AM VCO = 1450 kHz (AM RF = 1000 kHz, IF = 450 kHz)
Divisor =
1450 kHz (AM VCO) ÷ 10 kHz (fref) = 145 → 91(HEX)
(2) T0 and T1 are LSI test bits and both should be set to 0.
(3) B0 to B2, TB: Band data
Time base data
Note: *:
Determined by R0 to R3. See item (4) on next page.
!: Don’t care
TB: 8 Hz
No. 5262-6/8
LM7001J, 7001JM
Input
Output
B0
B1
B2
TB
BO1
BO2
BO3
0
*
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
TB
*
!
1
0
1
TB
1
0
!
0
1
TB
0
1
!
1
TB
1
0
1
TB
0