STK11C68-5K45M Cypress Semiconductor Corp, STK11C68-5K45M Datasheet - Page 7

• Manufacturer Part Number: STK11C68-5K45M
• Description: STK11C68-5K45M
• Manufacturer: Cypress Semiconductor Corp
• Type: NVSRAMr

Specifications of STK11C68-5K45M

• Format - Memory: RAM
• Memory Type: NVSRAM (Non-Volatile SRAM)
• Memory Size: 64K (8K x 8)
• Speed: 45ns
• Interface: Parallel
• Voltage - Supply: 4.5 V ~ 5.5 V
• Operating Temperature: -55°C ~ 125°C
• Package / Case: 28-CDIP (0.300", 7.62mm)
• Word Size: 8b
• Organization: 8Kx8
• Density: 64Kb
• Interface Type: Parallel
• Access Time (max): 45ns
• Operating Supply Voltage (typ): 5V
• Operating Temperature Classification: Military
• Operating Supply Voltage (max): 5.5V
• Operating Supply Voltage (min): 4.5V
• Operating Temp Range: -55C to 125C
• Pin Count: 28
• Mounting: Through Hole
• Supply Current: 65mA
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

AC Switching Characteristics
SRAM Read Cycle
Switching Waveforms
Notes
Document Number: 001-51001 Rev. *A
t
t
t
t
t
t
t
t
t
t
t
4. WE must be High during SRAM Read cycles.
5. I/O state assumes CE and OE < V
6. Measured ± 200 mV from steady state output voltage.
Parameter
ACE
RC
AA
DOE
OHA
LZCE
HZCE
LZOE
HZOE
PU
PD
Cypress
[5]
[4]
[3]
[3]
[5]
[6]
[6]
[6]
[6]
Parameter
t
t
t
t
t
t
t
t
t
t
t
t
ELQV
AVAV,
ELEH
AVQV
GLQV
AXQX
ELQX
EHQZ
GLQX
GHQZ
ELICCH
EHICCL
Alt
Chip Enable Access Time
Read Cycle Time
Address Access Time
Output Enable to Data Valid
Output Hold After Address Change
Chip Enable to Output Active
Chip Disable to Output Inactive
Output Enable to Output Active
Output Disable to Output Inactive
Chip Enable to Power Active
Chip Disable to Power Standby
IL
and WE > V
Figure 7. SRAM Read Cycle 2: CE and OE Controlled
Figure 6. SRAM Read Cycle 1: Address Controlled
Description
IH
; device is continuously selected.
Min
35
5
5
0
0
35 ns
Max
35
35
15
13
13
35
STK11C68-5 (SMD5962-92324)
Min
45
5
5
0
0
[4, 5]
45 ns
[4]
Max
45
45
20
15
45
15
Min
55
5
5
0
0
55 ns
Max
55
55
35
25
25
55
Page 7 of 15
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
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