zpsd211r STMicroelectronics, zpsd211r Datasheet - Page 37

• Manufacturer Part Number: zpsd211r
• Description: Low Cost Field Programmable Microcontroller Peripherals
• Manufacturer: STMicroelectronics

18.8 Timing Parameters – ZPSD211RV (3 V devices only)
34
PSD211R Family
Symbol
T12A
T8A
T10
T11
T12
T13
T14
T15
T16
T17
T18
T19
T20
T21
T22
T23
T1
T2
T3
T4
T5
T6
T7
T8
T9
ALE or AS Pulse Width
Address Set-up Time
Address Hold Time
Leading Edge of Read to Data Active
ALE Valid to Data Valid
Address Valid to Data Valid
CSI Active to Data Valid
Leading Edge of Read to Data Valid
Leading Edge of Read to Data Valid in
8031-Based Architecture Operating with
PSEN and RD in Separate Mode
Read Data Hold Time
Trailing Edge of Read to Data High-Z
Trailing Edge of ALE or AS
to Leading Edge of Write
RD, E, PSEN, or DS Pulse Width
WR Pulse Width
Trailing Edge of Write or Read
to Leading Edge of ALE or AS
Address Valid to Trailing Edge of Write
CSI Active to Trailing Edge of Write
Write Data Set-up Time
Write Data Hold Time
Port to Data Out Valid Propagation Delay
Port Input Hold Time
Trailing Edge of Write to Port Output Valid
ADi
ADi
Latched Address Outputs, Port A
1
1
or Control to CSOi
or Control to CSOi
Parameter
2
2
Valid
Invalid
Min
200
200
50
15
15
75
45
40
12
0
0
0
5
0
5
4
-20
Max
200
200
200
50
70
50
50
60
55
55
60
Min
250
250
20
55
60
20
85
50
15
0
0
0
5
0
5
4
-25
Max
250
250
250
60
80
55
60
70
60
60
60
CMiser Turbo
On =
Add
20
20
20
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Off =
Add
20
20
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns