ACT-D1M96S Просмотр технического описания (PDF) - Aeroflex Corporation
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ACT-D1M96S Datasheet PDF : 14 Pages
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Capacitance†
(f = 1MHz, Tc = 25°C)
Symbol
Parameter
Min Max
Ci(S) Input Capacitance, CLK Input
50
Ci(AC) Input Capacitance, Address and Control Inputs: A0-A11, CS, DQMx, RAS, CAS, WE
40
Ci(E) Input Capacitance, CKE Input
50
CO Output Capacitance
20
†Parameters Guaranteed but not tested
Units
pF
pF
pF
pF
AC Timing†‡
(Vcc = 3.3V ±0.3V, Tc = -55°C to +110°C, See Note 4)
Parameter
Cycle time, CLK
Pulse duration, CLK high
Pulse duration, CLK low
Access time, CLK high to data out (see Note 1)
Hold time, CLK high to data out
Setup time, address, control, and data input
Hold time, address, control, and data input
Symbol
tCK2
tCH
tCL
tAC2
tOH
tIS
tIH
Test Conditions
CAS latency = 2
CAS latency = 2
Delay time, ACTV command to DEAC or DCAB
command
tRAS
Delay time, ACTV or REFR to ACTV, MRS or
tRC
REFR command
Delay time ACTV command to READ, READ-P,
WRT, or WRT-P command (see Note 2)
tRCD
Delay time, DEAC or DCAB command to ACTV,
tRP
MRS or REFR command
Delay time, ACTV command in one bank to
ACTV command in the other bank
tRRD
Delay time, MRS command to ACTV, MRS or
REFR command
tRSA
Final data out of READ-P operation to ACTV,
MRS or REFR command
tAPR
Final data in of WRT-P operation to ACTV, MRS
or REFR command
tAPW
Min
Max Units
20
ns
6
ns
6
ns
13
ns
1
ns
5
ns
3
ns
72 100000 ns
108
ns
30
ns
36
ns
24
ns
30
ns
Min
t RP - (CL -1) * tCK
ns
(see Note 3)
60
ns
Aeroflex Circuit Technology
9
SCD3369-1 REV C 5/31/00 Plainview NY (516) 694-6700
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