CY7C109B-20ZCT Cypress Semiconductor Corp, CY7C109B-20ZCT Datasheet - Page 6
![](/photos/40/56/405648/32pin_tsop_sml.jpg)
CY7C109B-20ZCT
Manufacturer Part Number
CY7C109B-20ZCT
Description
Manufacturer
Cypress Semiconductor Corp
Datasheet
1.CY7C109B-20ZCT.pdf
(10 pages)
Specifications of CY7C109B-20ZCT
Density
1Mb
Access Time (max)
20ns
Sync/async
Asynchronous
Architecture
Not Required
Clock Freq (max)
Not RequiredMHz
Operating Supply Voltage (typ)
5V
Address Bus
17b
Package Type
TSOP-I
Operating Temp Range
0C to 70C
Number Of Ports
1
Supply Current
75mA
Operating Supply Voltage (min)
4.5V
Operating Supply Voltage (max)
5.5V
Operating Temperature Classification
Commercial
Mounting
Surface Mount
Pin Count
32
Word Size
8b
Number Of Words
128K
Lead Free Status / Rohs Status
Not Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
CY7C109B-20ZCT
Manufacturer:
BROADCOM
Quantity:
251
Document #: 38-05038 Rev. *C
Switching Waveforms
Write Cycle No. 3 (WE Controlled, OE LOW)
Truth Table
CE
ADDRESS
H
X
DATA I/O
L
L
L
1
CE
CE
WE
1
2
CE
X
H
H
H
L
2
NOTE 15
OE
H
X
X
X
L
t
SA
WE
(continued)
H
H
X
X
L
High Z
High Z
Data Out
Data In
High Z
t
HZWE
I/O
0
–I/O
[14]
7
t
AW
t
SCE
Power-Down
Power-Down
Read
Write
Selected, Outputs Disabled
t
SCE
t
WC
t
PWE
DATA VALID
t
SD
Mode
t
t
HA
LZWE
t
HD
Standby (I
Standby (I
Active (I
Active (I
Active (I
CY7C1009B
CY7C109B
CC
CC
CC
Power
SB
SB
)
)
)
Page 6 of 10
)
)
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