CY7C146-35JC Cypress Semiconductor Corp, CY7C146-35JC Datasheet - Page 4
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CY7C146-35JC
Manufacturer Part Number
CY7C146-35JC
Description
Manufacturer
Cypress Semiconductor Corp
Datasheet
1.CY7C146-35JC.pdf
(18 pages)
Specifications of CY7C146-35JC
Density
16Kb
Access Time (max)
35ns
Operating Supply Voltage (typ)
5V
Package Type
LCC
Operating Temp Range
0C to 70C
Supply Current
120mA
Operating Supply Voltage (min)
4.5V
Operating Supply Voltage (max)
5.5V
Operating Temperature Classification
Commercial
Mounting
Surface Mount
Pin Count
52
Word Size
8b
Lead Free Status / Rohs Status
Not Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
CY7C146-35JC
Manufacturer:
CYPRESS
Quantity:
1 200
Company:
Part Number:
CY7C146-35JC
Manufacturer:
CYPRESS
Quantity:
13 888
Document #: 38-06031 Rev. *C
AC Test Loads and Waveforms
Switching Characteristics
Read Cycle
t
t
t
t
t
t
t
t
t
t
t
Write Cycle
t
t
t
t
t
t
t
t
t
t
Shaded areas contain preliminary information.
Notes:
10. Test conditions assume signal transition times of 5 ns or less, timing reference levels of 1.5V, input pulse levels of 0 to 3.0V and output loading of the specified
11. AC test conditions use V
12. At any given temperature and voltage condition for any given device, t
13. t
14. The internal write time of the memory is defined by the overlap of CE LOW and R/W LOW. Both signals must be LOW to initiate a write and either signal can
RC
AA
OHA
ACE
DOE
LZOE
HZOE
LZCE
HZCE
PU
PD
WC
SCE
AW
HA
SA
PWE
SD
HD
HZWE
LZWE
Parameter
I
terminate a write by going HIGH. The data input setup and hold timing should be referenced to the rising edge of the signal that terminates the write.
OL
LZCE
/I
Equivalent to:
OH,
OUTPUT
, t
LZWE
and 30-pF load capacitance.
INCLUDING
5V
[14]
, t
JIG AND
HZOE
SCOPE
Read Cycle Time
Address to Data Valid
Data Hold from Address Change
CE LOW to Data Valid
OE LOW to Data Valid
OE LOW to Low Z
OE HIGH to High Z
CE LOW to Low Z
CE HIGH to High Z
CE LOW to Power-Up
CE HIGH to Power-Down
Write Cycle Time
CE LOW to Write End
Address Set-up to Write End
Address Hold from Write End
Address Set-up to Write Start
R/W Pulse Width
Data Set-up to Write End
Data Hold from Write End
R/W LOW to High Z
R/W HIGH to Low Z
OUTPUT
30 pF
, t
LZOE,
OH
t
HZCE,
TH ÉVENIN EQUIVALENT
= 1.6V and V
R1 893Ω
(a)
and t
Description
R2
347Ω
250Ω
HZWE
Over the Operating Range (Speeds -15, -25, -30)
[9, 12]
[9, 12]
OL
[9, 12, 13]
[9, 12, 13]
[9]
[9]
= 1.4V.
are tested with C
[11]
[9]
[11]
[11]
[9]
1.4V
OUTPUT
INCLUDING
L
5V
= 5pF as in (b) of AC Test Loads. Transition is measured ±500 mV from steady-state voltage.
JIG AND
SCOPE
5 pF
HZCE
Min.
GND
is less than t
3.0V
7C136-15
15
15
12
12
12
10
0
3
3
0
2
0
0
0
7C146-15
R1 893Ω
(b)
< 5 ns
Max.
10%
LZCE
15
15
10
10
10
15
10
R2
347Ω
[3]
and t
ALL INPUT PULSES
90%
HZOE
Min.
25
25
20
20
15
15
7C132-25
0
3
5
0
2
0
0
0
7C136-25
7C142-25
7C146-25
[5, 10]
is less than t
Max.
25
25
15
15
15
25
15
[3]
(CY7C132/CY7C136 Only)
BUSY
CY7C132/CY7C136
CY7C142/CY7C146
LZOE
INT
OR
BUSY Output Load
90%
.
10%
Min.
30
30
25
25
25
15
< 5 ns
0
3
5
0
2
0
0
0
7C132-30
7C136-30
7C142-30
7C146-30
5V
281Ω
30 pF
Max.
30
30
20
15
15
25
15
Page 4 of 18
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
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