M48Z128Y-70PM1 STMicroelectronics, M48Z128Y-70PM1 Datasheet - Page 10

• Manufacturer Part Number: M48Z128Y-70PM1
• Description: IC NVSRAM 1MBIT 70NS 32DIP
• Manufacturer: STMicroelectronics
• Type: NVSRAMr

Specifications of M48Z128Y-70PM1

• Format - Memory: RAM
• Memory Type: NVSRAM (Non-Volatile SRAM)
• Memory Size: 1M (128K x 8)
• Speed: 70ns
• Interface: Parallel
• Voltage - Supply: 4.5 V ~ 5.5 V
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 32-DIP (600 mil) Module
• Data Bus Width: 8 bit
• Organization: 128 Kb x 8
• Interface Type: Parallel
• Access Time: 70 ns
• Supply Voltage (max): 5.5 V
• Supply Voltage (min): 4.5 V
• Operating Current: 105 mA
• Maximum Operating Temperature: 70 C
• Minimum Operating Temperature: 0 C
• Mounting Style: Through Hole
• Word Size: 8b
• Density: 1Mb
• Access Time (max): 70ns
• Operating Supply Voltage (typ): 5V
• Package Type: PMDIP
• Operating Temperature Classification: Commercial
• Operating Supply Voltage (max): 5.5V
• Operating Supply Voltage (min): 4.5V
• Operating Temp Range: 0C to 70C
• Pin Count: 32
• Mounting: Through Hole
• Supply Current: 105mA
• Memory Configuration: 128K X 8
• Nvram Features: Internal Battery
• Supply Voltage Range: 4.5V To 5.5V
• Memory Case Style: PMDIP
• No. Of Pins: 32
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 497-2874-5

M48Z128, M48Z128Y, M48Z128V*
Table 5. WRITE Mode AC Characteristics
Note: 1. Valid for Ambient Operating Temperature: T
10/21
t
t
WHQX
WLQZ
Symbol
t
t
t
t
t
2. C
3. If E goes low simultaneously with W going low, the outputs remain in the high impedance state.
t
t
t
t
t
t
t
t
WLWH
WHAX
DVWH
WHDX
AVWH
AVWL
EHAX
DVEH
EHDX
AVEH
AVEL
ELEH
AVAV
L
(2,3)
(2,3)
= 5pF.
WRITE Cycle Time
Address Valid to WRITE Enable Low
Address Valid to Chip Enable Low
WRITE Enable Pulse Width
Chip Enable Low to Chip Enable High
WRITE Enable High to Address Transition
Chip Enable High to Address Transition
Input Valid to WRITE Enable High
Input Valid to Chip Enable High
WRITE Enable High to Input Transition
Chip Enable High to Input Transition
WRITE Enable Low to Output Hi-Z
Address Valid to WRITE Enable High
Address Valid to Chip Enable High
WRITE Enable High to Output Transition
Parameter
(1)
A
= 0 to 70°C; V
CC
= 4.75 to 5.5V, 4.5 to 5.5V or 3.0 to 3.6V (except where noted).
Min
M48Z128/Y
70
55
55
15
30
30
10
65
65
0
0
5
0
5
–70
Max
25
M48Z128/Y/V
Min
85
65
75
15
35
35
10
75
75
0
0
5
0
5
–85
Max
30
M48Z128/Y/V
Min
120
100
100
100
85
15
45
45
10
0
0
5
0
5
–120
Max
40
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns