
CDCR83
DIRECT RAMBUS CLOCK GENERATOR
SCAS632B APRIL 2001 REVISED OCTOBER 2005
9
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
PARAMETER MEASUREMENT INFORMATION
39
, ±5%
68
, ±5%
68
, ±5%
10 pF
100 pF
39
, ±5%
10 pF
RT = 28
Figure 1. Test Load and Voltage Definitions (VO(STOP), VO(X), VO, VOH, VOL)
CLK
CLKB
tc(1)
tc(2)
Cycle-to-cycle jitter = | tc(1) tc(2)| over 10000 consecutive cycles
Figure 2. Cycle-to-Cycle Jitter
CLK
CLKB
tc(3)
Cycle-to-cycle jitter = | tc(3) tc(4)| over 10000 consecutive cycles
tc(4)
Figure 3. Short Term Cycle-to-Cycle Jitter Over Four Cycles