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M69KB128AA 数据表(PDF) 42 Page - STMicroelectronics

部件名 M69KB128AA
功能描述  128 Mbit (8Mb x16) 1.8V Supply, Burst PSRAM
PDF  68 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

M69KB128AA 数据表(HTML) 42 Page - STMicroelectronics

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9 DC and AC parameters
M69KB128AA
42/68
Table 17.
Asynchronous Read AC Characteristics
Symbol
Alt.
Parameter(1)
1.
These timings have been obtained in the measurement conditions described in Table 14: Operating and AC Measurement
Conditions and Figure 13: AC Measurement Load Circuit.
M69KB128AA
Unit
70ns
85ns
Min
Max
Min
Max
tAVQV
tAA
Address Valid to Output Valid
70
85
ns
tAVLH
tRHLH
tAVS
Address Valid to L High
Configuration Register High to L High
55
ns
tBLQV
tBA
Upper/Lower Byte Enable Low to Output Valid
70
85
ns
tBHQZ
(2)
2.
The Hi-Z timings measure a 100mV transition from either VOH or VOL to VCCQ/2.
tBHZ
Upper/Lower Byte Enable High to Output Hi-Z
8
8
ns
tBLQX
(3)
3.
The Low-Z timings measure a 100mV transition from the Hi-Z (VCCQ/2) level to either VOH or VOL.
tBLZ
Upper/Lower Byte Enable Low to Output
Transition
10
10
ns
tELTV
tCEW
Chip Enable Low to WAIT Valid
1
7.5
1
7.5
ns
tELQV
tCO
Chip Enable Low to Output Valid
70
85
ns
tELLH
tCVS
Chip Enable Low to L High
7
7
ns
tEHEL
tCPH
Chip Enable High between Subsequent
Asynchronous Operations
55
ns
tEHQZ
(2)
tHZ
Output Enable High to Output Hi-Z
Chip Enable High to Output Hi-Z
88
ns
tELQX
(3)
tLZ
Chip Enable Low to Output Transition
10
10
ns
tGLQV
tOE
Output Enable Low to Output Valid
20
20
ns
tGHQZ
(2)
tOHZ
Output Enable Low to Output Hi-Z
8
8
ns
tGLQX
(3)
tOLZ
Output Enable Low to Output Transition
3
3
ns
tAVAX
tRC
Read Cycle Time
70
85
ns
tLLLH
tVP
Latch Enable Low Pulse Width
5
7
ns
tLHLL
tVPH
Latch Enable High Pulse Width
10
10
ns
tLLQV
tAADV
Latch Enable Low to Output Valid
70
85
ns
tLHAX
tLHRL
tAVH
Latch Enable High to Address Transition
Latch Enable High to Configuration Register
Low
22
ns



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