TB31356AFL TOSHIBA Semiconductor CORPORATION, TB31356AFL Datasheet - Page 5

• Manufacturer Part Number: TB31356AFL
• Description: 1.8ghz,600mhz Dual-pll Frequency Synthesizer
• Manufacturer: TOSHIBA Semiconductor CORPORATION

(5) PLL1 divider data
LSB
(7) PLL1 reference divider data
This specification is design target. It is subject to change without notice
l
l
(6) PLL2 divider data
l
l
l
l
A0 A1 A2 A3 A4
Number of divisions = 16N+A (240 =< Number of divisions =< 32767)
A=A0+A1*2
N=D0+D1*2
Number of divisions = 64N+A (4032 =< Number of divisions =< 262143)
A=A0+A1*2
N=D0+D1*2
Swallow counter : A
LSB
LSB
Swallow counter : A
A0 A1 A2 A3 D0 D1 D2 D3 D4 D5 D6 D7 D8 D9 D10 LA SB1 SB2 SBX 0 1
a 1/64, 1/65 two modulus prescaler.
be set from 4032 to 262143.
a 1/16, 1/17 two modulus prescaler.
be set from 240 to 32767.
Consist of a 6-bit swallow counter (programmable counter), a 12-bit programmable counter, and
By sending any data to the swallow counter and programmable counter, number of division can
Consist of a 4-bit swallow counter (programmable counter), a 11-bit programmable counter, and
By sending any data to the swallow counter and programmable counter, number of division can
Consist of a 12-bit reference counter (programmable counter).
By sending any data to the reference counter, number of division can be set from 4 to 4095
D=D0+D1*2
4 =< Number of divisions =< 4095
D0
D1
1
1
.......+A3*2
1
+.......+D10*2
1
.......+A5*2
+.......+D11*2
D2
1
+.........D11*2
TENTATIVE
D3
A5 D0 D1 D2 D3 D4 D5 D6 D7 D8 D9 D10 D11 SB1 SB2 SBX 0 0 0
3
Reference counter
5
10
D4
11
11
A : Value of A counter
A : Value of A counter
N : Value of N counter
D5
N : Value of N counter
Programmable counter : N
Programmable counter : N
D6
D7
D8
D9 D10 D11 SB1 SB2 SBX
Battery saving
.
Battery saving
Nov. 27 2002 PAGE 5
Battery saving
Group code
0
TB31356AFL
Group code
0
Group code
1
0