CY7C199-20DMB Cypress Semiconductor Corp, CY7C199-20DMB Datasheet - Page 4
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CY7C199-20DMB
Manufacturer Part Number
CY7C199-20DMB
Description
Manufacturer
Cypress Semiconductor Corp
Datasheet
1.CY7C199-10ZC.pdf
(13 pages)
Specifications of CY7C199-20DMB
Density
256Kb
Access Time (max)
20ns
Operating Supply Voltage (typ)
5V
Package Type
DIP
Operating Temp Range
-55C to 125C
Supply Current
170mA
Operating Supply Voltage (min)
4.5V
Operating Supply Voltage (max)
5.5V
Operating Temperature Classification
Military
Mounting
Through Hole
Pin Count
28
Word Size
8b
Lead Free Status / Rohs Status
Not Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
CY7C199-20DMB
Manufacturer:
CY
Quantity:
68
Company:
Part Number:
CY7C199-20DMB
Manufacturer:
LUCENT
Quantity:
6 254
AC Test Loads and Waveforms
Data Retention Characteristics
Data Retention Waveform
Notes:
Equivalent to:
OUTPUT
4.
5.
6.
V
I
t
t
CCDR
CDR
R
DR
[5]
Parameter
Tested initially and after any design or process changes that may affect these parameters.
t
No input may exceed V
INCLUDING
R
[4]
5V
< 3 ns for the -12 and -15 speeds. t
JIGAND
SCOPE
V
CE
CC
30 pF
OUTPUT
R1 481
THÉ VENIN EQUIVALENT
V
Data Retention Current
Chip Deselect to Data Retention Time
Operation Recovery Time
(a)
CC
CC
for Data Retention
+ 0.5V.
R2
255
167
R
Description
< 5 ns for the -20 and slower speeds.
OUTPUT
INCLUDING
5V
[5]
1.73V
JIGAND
Over the Operating Range (L version only)
SCOPE
t
CDR
3.0V
5 pF
Com’l
Com’l L
R1 481
(b)
V
CE > V
V
V
DATA RETENTION MODE
R2
255
CC
IN
IN
C199–5
> V
< 0.3V
4
= V
CC
CC
Conditions
DR
V
DR
– 0.3V,
– 0.3V or
= 2.0V,
> 2V
GND
3.0V
[6]
10%
t
r
Min.
2.0
t
ALL INPUT PULSES
RC
0
90%
3.0V
t
R
Max.
10
CY7C199
90%
10%
Unit
t
C199–6
C199–7
ns
ns
r
V
A
A