CY7C1399B-20ZC Cypress Semiconductor Corp, CY7C1399B-20ZC Datasheet - Page 6
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CY7C1399B-20ZC
Manufacturer Part Number
CY7C1399B-20ZC
Description
Manufacturer
Cypress Semiconductor Corp
Datasheet
1.CY7C1399B-20ZC.pdf
(10 pages)
Specifications of CY7C1399B-20ZC
Density
256Kb
Access Time (max)
20ns
Operating Supply Voltage (typ)
3.3V
Package Type
TSOP
Operating Temp Range
0C to 70C
Supply Current
45mA
Operating Supply Voltage (min)
3V
Operating Supply Voltage (max)
3.6V
Operating Temperature Classification
Commercial
Mounting
Surface Mount
Pin Count
28
Word Size
8b
Lead Free Status / Rohs Status
Not Compliant
Document #: 38-05071 Rev. *D
Data Retention Waveform
Switching Waveforms
Read Cycle No. 1
Read Cycle No. 2
Notes:
11. Device is continuously selected. OE, CE = V
12. WE is HIGH for read cycle.
13. Address valid prior to or coincident with CE transition LOW.
DATA OUT
DATA OUT
CURRENT
ADDRESS
SUPPLY
V
CE
V
CC
OE
CE
CC
[11, 12]
[12, 13]
PREVIOUS DATA VALID
HIGH IMPEDANCE
t
PU
t
LZCE
t
t
ACE
LZOE
IL
.
t
t
OHA
50%
CDR
t
DOE
3.0V
t
AA
t
RC
DATA RETENTION MODE
t
V
RC
DR
> 2V
DATA VALID
DATA VALID
3.0V
t
R
t
t
HZOE
HZCE
t
PD
CY7C1399B
50%
IMPEDANCE
Page 6 of 10
HIGH
ICC
ISB
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