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MC-458CB647 Datasheet(PDF) 6 Page - NEC

Part # MC-458CB647
Description  8M-WORD BY 64-BIT SYNCHRONOUS DYNAMIC RAM MODULE UNBUFFERED TYPE
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Manufacturer  NEC [NEC]
Direct Link  http://www.nec.com/
Logo NEC - NEC

MC-458CB647 Datasheet(HTML) 6 Page - NEC

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Data Sheet M14279EJ3V0DS00
6
MC-458CB647
DC Characteristics (Recommended Operating Conditions Unless Otherwise Noted)
Parameter
Symbol
Test condition
MIN.
MAX.
Unit
Notes
Operating current
ICC1
Burst length = 1
/CAS latency = 2
440
mA
1
tRC
≥ tRC(MIN.), IO = 0 mA
/CAS latency = 3
460
Precharge standby current in
ICC2P
CKE
≤ VIL(MAX.), tCK = 15 ns
4
mA
power down mode
ICC2PS
CKE
≤ VIL(MAX.), tCK = ∞
4
Precharge standby current in
ICC2NCKE
≥ VIH(MIN.), tCK = 15 ns, /CS ≥ VIH(MIN.),80
mA
non power down mode
Input signals are changed one time during 30 ns.
ICC2NS
CKE
≥ VIH(MIN.), tCK = ∞, Input signals are stable.
32
Active standby current in
ICC3P
CKE
≤ VIL(MAX.), tCK = 15 ns
20
mA
power down mode
ICC3PS
CKE
≤ VIL(MAX.), tCK = ∞
16
Active standby current in
ICC3NCKE
≥ VIH(MIN.), tCK = 15 ns, /CS ≥ VIH(MIN.),
120
mA
non power down mode
Input signals are changed one time during 30 ns.
ICC3NS
CKE
≥ VIH(MIN.), tCK = ∞, Input signals are stable.
80
Operating current
ICC4
tCK
≥ tCK(MIN.), IO = 0 mA
/CAS latency = 2
580
mA
2
(Burst mode)
/CAS latency = 3
740
CBR (Auto) refresh current
ICC5
tRC
≥ tRC(MIN.)
/CAS latency = 2
920
mA
3
/CAS latency = 3
960
Self refresh current
ICC6
CKE
≤ 0.2 V8
mA
Input leakage current
II(L)
VI = 0 to 3.6 V, All other pins not under test = 0 V
–4
+4
µA
Output leakage current
IO(L)
DOUT is disabled, VO = 0 to 3.6 V
–1.5
+1.5
µA
High level output voltage
VOH
IO = –4.0 mA
2.4
V
Low level output voltage
VOL
IO = +4.0 mA
0.4
V
Notes 1. ICC1 depends on output loading and cycle rates. Specified values are obtained with the output open. In
addition to this, ICC1 is measured on condition that addresses are changed only one time during tCK (MIN.).
2.ICC4 depends on output loading and cycle rates. Specified values are obtained with the output open. In
addition to this, ICC4 is measured on condition that addresses are changed only one time during tCK (MIN.).
3.ICC5 is measured on condition that addresses are changed only one time during tCK (MIN.).
5
5
5
5
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