STK12C68-S45 Cypress Semiconductor Corp, STK12C68-S45 Datasheet - Page 8
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STK12C68-S45
Manufacturer Part Number
STK12C68-S45
Description
Manufacturer
Cypress Semiconductor Corp
Type
NVSRAMr
Datasheet
1.STK12C68-S45.pdf
(21 pages)
Specifications of STK12C68-S45
Word Size
8b
Organization
8Kx8
Density
64Kb
Interface Type
Parallel
Access Time (max)
45ns
Operating Supply Voltage (typ)
5V
Package Type
SOIC
Operating Temperature Classification
Commercial
Operating Supply Voltage (max)
5.5V
Operating Supply Voltage (min)
4.5V
Operating Temp Range
0C to 70C
Pin Count
28
Mounting
Surface Mount
Supply Current
65mA
Lead Free Status / RoHS Status
Not Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
STK12C68-S45
Manufacturer:
SIMTEK
Quantity:
20 000
STK12C68, STK12C68-5 (SMD5962-94599)
Document Control #ML0008 Rev 2.0
SOFTWARE-CONTROLLED STORE/RECALL CYCLE
Note u: The software sequence is clocked on the falling edge of E without involving G (double clocking will abort the sequence). See application note:
Note v: The six consecutive addresses must be in the order listed in the Software STORE/RECALL Mode Selection Table: (0000, 1555, 0AAA, 1FFF,
SOFTWARE STORE/RECALL CYCLE: E Controlled
NO.
DQ (DATA OUT)
33
34
35
36
37
ADDRESS
June, 2008
Standard
MA0002 http://www.simtek.com/attachments/AppNote02.pdf.
10F0, 0F0F) for a STORE cycle or (0000, 1555, 0AAA, 1FFF, 10F0, 0F0E) for a RECALL cycle. W must be high during all six consecutive
cycles.
t
t
t
t
t
AVAV
AVEL
ELEH
ELAX
RECALL
SYMBOLS
E
Alternate
t
t
t
RC
AS
CW
t
AVEL
34
STORE/RECALL Initiation Cycle Time
Address Set-up Time
Clock Pulse Width
Address Hold Time
RECALL Duration
ADDRESS #1
t
AVAV
33
PARAMETER
t
DATA VALID
ELEH
35
t
ELAX
36
STK12C68-5-25
MIN
STK12C68,
8
25
20
20
0
MAX
20
ADDRESS #6
STK12C68-5-35
MIN
t
STK12C68,
AVAV
35
25
20
0
33
v
DATA VALID
v
MAX
20
STK12C68-5-45
t
STORE
MIN
STK12C68,
45
30
20
0
28
HIGH IMPEDANCE
/
t
MAX
RECALL
20
(V
37
CC
STK12C68-5-55 UNITS NOTES
MIN
STK12C68,
55
30
20
0
= 5.0V ± 10%)
MAX
20
μs
ns
ns
ns
ns
p
u
u
u
e