DS1230AB-70+ Maxim Integrated Products, DS1230AB-70+ Datasheet - Page 7

• Manufacturer Part Number: DS1230AB-70+
• Description: IC NVSRAM 256KBIT 70NS 28DIP
• Manufacturer: Maxim Integrated Products

Specifications of DS1230AB-70+

• Format - Memory: RAM
• Memory Type: NVSRAM (Non-Volatile SRAM)
• Memory Size: 256K (32K x 8)
• Speed: 70ns
• Interface: Parallel
• Voltage - Supply: 4.75 V ~ 5.25 V
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 28-DIP Module (600 mil), 28-EDIP
• Data Bus Width: 8 bit
• Organization: 32 K x 8
• Interface Type: Parallel
• Access Time: 70 ns
• Supply Voltage (max): 5.25 V
• Supply Voltage (min): 4.75 V
• Operating Current: 85 mA
• Maximum Operating Temperature: + 70 C
• Minimum Operating Temperature: 0 C
• Mounting Style: Through Hole
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

WRITE CYCLE 2
POWER-DOWN/POWER-UP CONDITION
POWER-DOWN/POWER-UP TIMING
PARAMETER
V
V
V
V
V
CC
CC
CC
CC
CC
Fail Detect to
slew from V
slew from 0V to V
Valid to
Valid to End of Write Protection
CE
SEE NOTES 2, 3, 4, 6, 7, 8, and 13
SEE NOTE 11
TP
and
CE
to 0V
WE
and
TP
Inactive
WE
Inactive
SYMBOL
t
t
t
REC
t
PD
t
PU
7 of 10
F
R
MIN
150
150
TYP
MAX
125
1.5
2
(T
A
UNITS
: See Note 10)
ms
ms
µs
µs
µs
DS1230Y/AB
NOTES
11