Pico Communications E-15 manual RAM Timing and Parameter Information

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RAM Timing and Parameter Information

Parameter	Value	EDK Value	EDK Value
		133 MHz	333 MHz
Registered	No	0	0
Clock Pairs	1	1	1
Memory Banks	1	1	1
IDELAY Controllers	2	2	2
Differential DQs	Yes	1	1
Open Row Management	No	0	0
On Die Termination	Disabled	0	0
ECC Support	No	0	0
TMRD	2 Clocks	15000	6000
TWR	15 nS	15000	1500
TWTR	7.5 nS	1	3
TRAS	45 nS	45000	45000
TRC	60 nS	60000	60000
TRFC	127.5 nS	12750	12750
TRCD	15 nS	15000	15000
TRRD	10 nS	10000	10000
TRP	15 nS	15000	15000
TREFI	7.8 uS	7800000	7800000
TFAW	37.5	37500	37500
CAS Latency	5 Clocks	5	5
Data Width	32 Bits	32	32
Address Width	13 Bits	13	13
Column Width	10 Bits	10	10
Bank Address Width	3	3	3
Clock Period*	5 nS	7500	3000
*Minimum RAM Speed is 125MHz

Pico E-15 Hardware Reference	www.picocomputing.com	Pico Computing
	(206) 283-2178	150 Nickerson Street. Suite 311
		Seattle, WA 98109