cym1838hg-35mb Cypress Semiconductor Corporation., cym1838hg-35mb Datasheet - Page 2

• Manufacturer Part Number: cym1838hg-35mb
• Description: 128k X 32 Static Ram Module
• Manufacturer: Cypress Semiconductor Corporation.

Maximum Ratings
(Above which the useful life may be impaired.)
Storage Temperature ................................. –65 C to +150 C
Supply Voltage to Ground Potential ............... –0.5V to +7.0V
DC Voltage Applied to Outputs
in High Z State ............................................... –0.5V to +7.0V
Electrical Characteristics
Capacitance
AC Test Loads and Waveforms
OUTPUT
V
V
V
V
I
I
I
I
I
I
I
C
C
Notes:
Equivalent to:
Parameter
IX
OZ
CCx32
CCx16
CCx8
SB1
SB2
1.
2.
OH
OL
IH
IL
IN
OUT
INCLUDING
JIG AND
SCOPE
A pull-up resistor to V
Tested on a sample basis.
5V
Parameter
OUTPUT
30 pF
Output HIGH Voltage
Output LOW Voltage
Input HIGH Voltage
Input LOW Voltage
Input Load Current
Output Leakage Current
V
by 32 Mode
V
by 16 Mode
V
by 8 Mode
Automatic CS Power-Down
Current
Automatic CS Power-Down
Current
[2]
CC
CC
CC
(a)
R1 481
THÉ EVENIN EQUIVALENT
Operating Supply Current
Operating Supply Current
Operating Supply Current
CC
[1]
[1]
167
on the CS input is required to keep the device deselected during V
Description
Input Capacitance
Output Capacitance
R2
255
Over the Operating Range
OUTPUT
Description
1.73V
INCLUDING
JIG AND
SCOPE
PRELIMINARY
5V
5 pF
V
V
GND < V
GND < V
V
V
V
Max. V
Max. V
V
CC
CC
CC
CC
CC
IN
(b)
R1 481
> V
= Min., I
= Min., I
= Max., I
= Max., I
= Max., I
CC
CC
CC
I
O
T
V
; CS > V
; CS > V
< V
A
CC
< V
= 25 C, f = 1 MHz,
0.2V or V
OH
OL
OUT
OUT
OUT
CC
2
= 5.0V
1838–3
CC
R2
255
= 8.0 mA
= 4.0 mA
, V
Test Conditions
DC Input Voltage ............................................–0.5V to +7.0V
Operating Range
Test Conditions
, Output Disabled
Commercial
Military
= 0 mA, CS < V
= 0 mA, CS < V
= 0 mA, CS < V
IH
CC
CC
, Min. Duty Cycle = 100%
IN
Range
= Max.
0.2V,
< 0.2V
GND
3.0V
CC
< 5 ns
power-up, otherwise I
IL
IL
IL
–55 C to +125 C
Temperature
0 C to +70 C
10%
Ambient
90%
ALL INPUT PULSES
SB
Max.
will exceed values given.
50
50
Min.
–0.3
–20
–10
2.4
2.2
1838
CYM1838
Max.
+20
+10
720
480
360
240
0.4
6.0
0.8
40
5V
5V
Unit
V
pF
pF
90%
CC
10%
10%
10%
1838–4
Unit
< 5 ns
mA
mA
mA
mA
mA
V
V
V
V
A
A