IDT5V49EE502
EEPROM PROGRAMMABLE CLOCK GENERATOR CLOCK SYNTHESIZER
IDT®
EEPROM PROGRAMMABLE CLOCK GENERATOR 25
IDT5V49EE502 AUGUST 3, 2016
0x28 00
Reserved D1[6:0]_CFG0
PLL1 input divider and input sel
D1[6:0] - 127 step Ref Div
D1 = 0 means power down.
0x29 00
Reserved D1[6:0]_CFG1
0x2A 00
Reserved D1[6:0]_CFG2
0x2B 00
Reserved D1[6:0]_CFG3
0x2C 00
Reserved D1[6:0]_CFG4
0x2D 00
Reserved D1[6:0]_CFG5
0x2E 01
N1[7:0]_CFG4
N - Feedback Divider
2 - 4095 (value of “0” is not allowed)
Total feedback with A, using
provided calculation
0x2F 01
N1[7:0]_CFG5
0x30 01
N1[7:0]_CFG0
0x31 01
N1[7:0]_CFG1
0x32 01
N1[7:0]_CFG2
0x33 01
N1[7:0]_CFG3
0x34 00
N3[11:8]_CFG0 N1[11:8]_CFG0
PLL3 Feedback Divider
0x35 00
N3[11:8]_CFG1 N1[11:8]_CFG1
0x36 00
N3[11:8]_CFG2 N1[11:8]_CFG2
0x37 00
N3[11:8]_CFG3 N1[11:8]_CFG3
0x38 00
N3[11:8]_CFG4 N1[11:8]_CFG4
0x39 00
N3[11:8]_CFG5 N1[11:8]_CFG5
0x3A 00
CZ2_CFG4 IP2[2:0]_CFG4 RZ2[3:0]_CFG4
PLL2 Loop Parameter
0x3B 00
CZ2_CFG5 IP2[2:0]_CFG5 RZ2[3:0]_CFG5
0x3C 00
CZ2_CFG0 IP2[2:0]_CFG0 RZ2[3:0]_CFG0
0x3D 00
CZ2_CFG1 IP2[2:0]_CFG1 RZ2[3:0]_CFG1
0x3E 00
CZ2_CFG2 IP2[2:0]_CFG2 RZ2[3:0]_CFG2
0x3F 00
CZ2_CFG3 IP2[2:0]_CFG3 RZ2[3:0]_CFG3
0x40 00
Reserved D2[6:0]_CFG0
PLL2 Reference Divide and Input
Select
D2[6:0] - 127 step Ref Div
D2 = 0 means power down.
0x41 00
Reserved D2[6:0]_CFG1
0x42 00
Reserved D2[6:0]_CFG2
0x43 00
Reserved D2[6:0]_CFG3
0x44 00
Reserved D2[6:0]_CFG4
0x45 00
Reserved D2[6:0]_CFG5
0x46 01
N2[7:0]_CFG4
N2[7:0] - PLL2 Feedback Divider
2 - 4095 (value of “0” is not
allowed).
(See Addr 0x4C:0x51 for N2[15:8])
0x47 01
N2[7:0]_CFG5
0x48 01
N2[7:0]_CFG0
0x49 01
N2[7:0]_CFG1
0x4A 01
N2[7:0]_CFG2
0x4B 01
N2[7:0]_CFG3
0x4C 80
SSENB_CFG0 0 0
IP3[4]_CFG0
N2[11:8]_CFG0
N2[11:8] - PLL2 Feedback Divide
PLL3 Spread Spectrum
SSENB - Spread Spectrum Enable
SSENB = 1 means ON
IP3[4:0] - PLL3 Charge Pump
Current.
0x4D 80
SSENB_CFG1 0 0
IP3[4]_CFG1
N2[11:8]_CFG1
0x4E 80
SSENB_CFG2 0 0
IP3[4]_CFG2
N2[11:8]_CFG2
0x4F 80
SSENB_CFG3 0 0
IP3[4]_CFG3
N2[11:8]_CFG3
0x50 80
SSENB_CFG4 0 0
IP3[4]_CFG4
N2[11:8]_CFG4
0x51 80
SSENB_CFG5 0 0
IP3[4]_CFG5
N2[11:8]_CFG5
0x52 XX
1
Reserved
0x53 XX
1
Reserved
0x54 XX
1
Reserved
0x55 XX
1
Reserved
Addr
Default
Register
Hex
Value
Bit #
Description
7654321 0