upd43256b Renesas Electronics Corporation., upd43256b Datasheet - Page 8

• Manufacturer Part Number: upd43256b
• Description: 256k-bit Cmos Static Ram 32k-word By 8-bit
• Manufacturer: Renesas Electronics Corporation.

Electrical Specifications
Absolute Maximum Ratings
Note –3.0 V (MIN.) (Pulse width : 50 ns)
Caution Exposing the device to stress above those listed in Absolute Maximum Rating could cause
Recommended Operating Conditions
Note –3.0 V (MIN.) (Pulse width: 50 ns)
Capacitance (T
Remarks 1. V
8
Supply voltage
Input / Output voltage
Operating ambient temperature
Storage temperature
Supply voltage
High level input voltage
Low level input voltage
Operating ambient temperature
Input capacitance
Input / Output capacitance
permanent damage. The device is not meant to be operated under conditions outside the limits
described in the operational section of this specification. Exposure to Absolute Maximum Rating
conditions for extended periods may affect device reliability.
Parameter
2. These parameters are periodically sampled and not 100% tested.
Parameter
Parameter
V
IN
I/O
A
= 25 °C, f = 1 MHz)
: Input voltage
: Input / Output voltage
Symbol Condition
V
V
V
T
CC
IH
IL
A
Symbol
Symbol
V
C
T
C
V
T
CC
stg
I/O
IN
T
A
Data Sheet M10770EJEV0DS
V
V
IN
I/O
–0.3
= 0 V
μ
= 0 V
μ
MIN.
PD43256B-xxLL
4.5
2.2
PD43256B-xxL
0
Test conditions
Note
Condition
V
MAX.
CC
+0.8
5.5
70
+0.5
–0.3
μ
MIN.
3.0
2.2
PD43256B-Axx
0
Note
MIN.
V
MAX.
CC
+0.5
5.5
70
–0.5
+0.5
–0.5
–55 to +125
Note
0 to 70
Rating
Note
TYP.
to V
–0.3
μ
MIN.
to +7.0
2.7
2.2
PD43256B-Bxx
0
CC
Note
+ 0.5
μ
PD43256B
V
MAX.
MAX.
CC
+0.5
5.5
70
5
8
+0.5
Unit
Unit
Unit
°C
°C
°C
pF
pF
V
V
V
V
V