Cypress Semiconductor SMD5962-94599 Lembar Spesifikasi - Halaman 9
Jelajahi secara online atau unduh pdf Lembar Spesifikasi untuk Perangkat Keras Komputer Cypress Semiconductor SMD5962-94599. Cypress Semiconductor SMD5962-94599 19 halaman. 64 kbit (8k x 8) autostore nvsram
Halaman Cetak
AC Switching Characteristics
SRAM Read Cycle
Parameter
Cypress
Alt
Parameter
t
t
ACE
ELQV
[7]
t
t
t
RC
AVAV,
ELEH
[8]
t
t
AA
AVQV
t
t
DOE
GLQV
[8]
t
t
OHA
AXQX
[9]
t
t
LZCE
ELQX
[9]
t
t
HZCE
EHQZ
[9]
t
t
LZOE
GLQX
[9]
t
t
HZOE
GHQZ
[6]
t
t
PU
ELICCH
[6]
t
t
PD
EHICCL
Switching Waveforms
Notes
7. WE and HSB must be High during SRAM Read cycles.
8. Device is continuously selected with CE and OE both Low.
9. Measured ±200 mV from steady state output voltage.
Document Number: 001-51026 Rev. **
Description
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
Figure 8. SRAM Read Cycle 1: Address Controlled
Figure 9. SRAM Read Cycle 2: CE and OE Controlled
STK12C68-5 (SMD5962-94599)
35 ns
55 ns
Min
Max
Min
35
35
55
35
15
5
5
5
5
10
0
0
10
0
0
35
[7, 8]
[7]
Unit
Max
55
ns
ns
55
ns
35
ns
ns
ns
12
ns
ns
12
ns
ns
55
ns
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