DS3050W-100# Maxim Integrated Products, DS3050W-100# Datasheet - Page 3

• Manufacturer Part Number: DS3050W-100#
• Description: IC NVSRAM 4MBIT 100NS 256BGA
• Manufacturer: Maxim Integrated Products

Specifications of DS3050W-100#

• Format - Memory: RAM
• Memory Type: NVSRAM (Non-Volatile SRAM)
• Memory Size: 4M (512K x 8)
• Speed: 100ns
• Interface: Parallel
• Voltage - Supply: 3 V ~ 3.6 V
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 256-BGA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

AC ELECTRICAL CHARACTERISTICS
(V
POWER-DOWN/POWER-UP TIMING
(T
Read Cycle Time
Access Time
OE to Output Valid
RTC OE to Output Valid
CE or CS to Output Valid
OE or CE or CS to Output Active
Output High Impedance from
Deselection
Output Hold from Address
Write Cycle Time
Write Pulse Width
Address Setup Time
Write Recovery Time
Output High Impedance from WE
Output Active from WE
Data Setup Time
Data Hold Time
Chip-to-Chip Setup Time
V
WE Inactive
V
V
V
Inactive
V
Protection
V
V
A
CC
CC
CC
CC
CC
CC
CC
CC
= -40°C to +85°C.)
= 3.3V ±0.3V, T
Fail Detect to CE, CS, and
Slew from V
Slew from 0V to V
Valid to CE, CS, and WE
Valid to End of Write
Fail Detect to RST Active
Valid to RST Inactive
PARAMETER
PARAMETER
TP
3.3V Single-Piece 4Mb Nonvolatile SRAM
to 0V
A
= -40°C to +85°C.)
TP
SYMBOL
SYMBOL
t
t
t
t
t
t
t
t
t
t
t
t
t
ODW
t
OEW
ACC
OEC
t
COE
t
t
t
t
WR1
WR2
t
t
t
DH1
DH2
CCS
t
t
REC
RPD
RPU
WC
CO
OD
OH
WP
AW
RC
OE
DS
PD
t
PU
t
R
F
_____________________________________________________________________
(Note 2)
(Note 2)
(Note 3)
(Note 4)
(Note 5)
(Note 2)
(Note 2)
(Note 6)
(Note 4)
(Note 5)
(Note 7)
(Note 1)
(Note 1)
CONDITIONS
CONDITIONS
MIN
150
150
40
MIN
100
100
75
20
40
20
40
5
5
0
5
5
0
DS3050W-100
with Clock
TYP
350
MAX
100
100
50
60
40
40
MAX
125
525
1.5
3.0
2
UNITS
UNITS
ms
ms
ms
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
µs
µs
µs
µs
3