Samsung M391B5273DH0, M391B5773DH0 Speed Bin Table Notes, DDR3-1600 Speed Bins CL-nRCD-nRP

Unbuffered DIMM

datasheet

Rev. 1.0

DDR3L SDRAM

[ Table 20 ] DDR3-1600 Speed Bins

Speed				DDR3-1600
CL-nRCD-nRP				11-11-11		Units	NOTE
Parameter		Symbol	min		max
Intermal read command to first data		tAA	13.75		20	ns
			(13.125)8
ACT to internal read or write delay time		tRCD	13.75		-	ns
			(13.125)8
PRE command period		tRP	13.75		-	ns
			(13.125)8
ACT to ACT or REF command period		tRC	48.75		-	ns
			(48.125)8
ACT to PRE command period		tRAS	35		9*tREFI	ns
	CWL = 5	tCK(AVG)	2.5		3.3	ns	1,2,3,7
CL = 6	CWL = 6	tCK(AVG)		Reserved		ns	1,2,3,4,7
	CWL = 7, 8	tCK(AVG)		Reserved		ns	4
	CWL = 5	tCK(AVG)		Reserved		ns	4
CL = 7	CWL = 6	tCK(AVG)	1.875		<2.5	ns	1,2,3,4,7
	CWL = 7	tCK(AVG)		Reserved		ns	1,2,3,4,7
	CWL = 8	tCK(AVG)		Reserved		ns	4
	CWL = 5	tCK(AVG)		Reserved		ns	4
CL = 8	CWL = 6	tCK(AVG)	1.875		<2.5	ns	1,2,3,7
	CWL = 7	tCK(AVG)		Reserved		ns	1,2,3,4,7
	CWL = 8	tCK(AVG)		Reserved		ns	1,2,3,4
	CWL = 5,6	tCK(AVG)		Reserved		ns	4
CL = 9	CWL = 7	tCK(AVG)	1.5		<1.875	ns	1,2,3,4,7
	CWL = 8	tCK(AVG)		Reserved		ns	1,2,3,4
	CWL = 5,6	tCK(AVG)		Reserved		ns	4
CL = 10	CWL = 7	tCK(AVG)	1.5		<1.875	ns	1,2,3,7
	CWL = 8	tCK(AVG)		Reserved		ns	1,2,3,4
CL = 11	CWL = 5,6,7	tCK(AVG)		Reserved		ns	4
	CWL = 8	tCK(AVG)	1.25		<1.5	ns	1,2,3,8
Supported CL Settings				6,7,8,9,10,11		nCK
Supported CWL Settings				5,6,7,8		nCK

16.3.1 Speed Bin Table Notes

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