IDT5P49EE502
VERSACLOCK
®
LOW POWER CLOCK GENERATOR EEPROM CLOCK GENERATOR
IDT®
VERSACLOCK
®
LOW POWER CLOCK GENERATOR 19
IDT5P49EE502 REV L 111714
0x1F 00 IPC[2:0] RZC[1:0] Reserved XDIVC Reserved RZC[1:0] - Zero Resistor PLLC
00 - 5kOhm
01 - 10kOhm
10 - 30kOhm
11 - 80kOhm
IPC[2:0] - charge Pump Current PLLC
100 - 6.3uA
101 -11.9 uA
110 - 17.7 uA
111 - 22.7uA
0x20 00 REFD[7:0] REFD[7:0] - Reference Divide PLLD
0x21 00 FBD[10:3] FBD[10:0] - Feedback Divide PLLD
0x22 00 Reserved FBD[2:0]
0x23 00 XDIVD RZD[1:0] IPD[2:0] Reserved XDIVD - FB predivide PLLD;
0 - /1; 1 - /4
RZD[1:0] - Zero Resistor PLLD
00 - 5kOhm
01 - 10kOhm
10 - 30kOhm
11 - 80kOhm
IPD[2:0] - charge Pump Current PLLD
100 - 6.3uA
101 -11.9 uA
110 - 17.7 uA
111 - 22.7uA
0x24 00 OD0[7:0]
0x25 00 Reserved
0x26 00 Reserved
0x27 00 OD1[7:0]
0x28 00 OD2[7:0]
0x29 00 OD3[7:0]
0x2A 00 Reserved
0x2B 00 Reserved
0x2C 00 OD4[7:0]
0x2D 00 SCR4[1:0] Reserved SCR3[1:0] SRC3[1:0] - OD4 source
00 - off; 10 - PLLA
01 - Reference; 11 - PLLD
SRC4[1:0] - OD4 source
00 - off; 10 - PLLC
01 - PLLA; 11 - Reference
0x2E 00 SCR2[1:0] SCR1[1:0] Reserved SRC1[1:0] - OD1 source
00 - off; 10 - PLLB
01 - PLLA; 11 - PLLD
SRC2[1:0] - OD2 source
00 - off; 10 - PLLC
01 - PLLA; 11 - PLLD
0x2F 01 SCR0[1:0] Reserved SRC0[1:0] - OD0 source
00 - off; 10 - PLLC
01 - PLLB; 11 - PLLD
0x30 FF Reserved
0x31 00 PDB[4] Reserved OE[4] Reserved PDB[4:0] - Powerdown OUT#.
PDB#=0, OUT# driven low
OE[4:0] - Output enable OUT#.
OE#=0, OUT# tri-stated.
If PDB#=OE#=0, OUT# driven low
0x32 00 Reserved OE[3] OE[2] OE[1] Reserved OE[0]
0x33 00 Reserved PDB[3] PDB[2] PDB[1] Reserved PDB[0]
Addr
Default
Register
Hex
Value
Bit #
Description
7654321 0