AM79C850KCW AMD [Advanced Micro Devices], AM79C850KCW Datasheet - Page 80

• Manufacturer Part Number: AM79C850KCW
• Description: SUPERNET-R 3
• Manufacturer: AMD [Advanced Micro Devices]

SWITCHING CHARACTERISTICS over COMMERCIAL operating ranges
NP
80
No.
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
AMD
Parameter
Symbol
t
t
t
PWH
t
t
t
t
t
t
t
t
PWL
t
t
t
INV
INV
t
EN
PD
t
PD
t
t
t
t
t
t
t
EN
PD
t
t
PD
PD
t
t
PD
PD
PD
t
t
t
t
t
S
S
H
S
H
S
H
S
H
S
H
S
H
Z
Z
Z
Z
Z
Parameter Description
R/W and NPADDR[7:0] Setup Time to DS (CSI) Low
DS(CSI) Low to NPDATA[15:0] Enabled (Asynchronous Read)
DS(CSI) Low to NPDATA[15:0] Valid (Asynchronous Read)
NPDATA[15:0] Setup Time before READY Low
(Asynchronous Read)
DS (CSI) Low to READY Low
DS (CSI) High to READY Deasserted
R/W and NPADDR[7:0] Hold Time from DS (CSI) High
NPDATA[15:0] Invalid from DS (CSI) High (Asynchronous Read)
DS(CSI) High to NPDATA[15:0] Deasserted
DS High to DS Low (Asynchronous Read/Write Recovery Time)
NPDATA[15:0] Setup Time to DS (CSI) Low (Asynchronous Write)
NPDATA[15:0] Hold Time from DS (CSI) High
(Asynchronous Write)
CSI Setup Time to BCLK
CSI Hold Time to BCLK
R/W and NPADDR[7:0] Setup Time to BCLK
R/W and NPADDR[7:0] Hold Time to BCLK
BCLK to NPDATA[15:0] Deasserted
BCLK to NPDATA[15:0] Enabled
BCLK to NPDATA[15:0] Valid
BCLK to NPDATA[15:0] Invalid
NPDATA[15:0] Setup Time to BCLK
NPDATA[15:0] Hold Time to BCLK
BCLK LOW to READY LOW
BCLK HIGH to READY Deasserted
BCLK to MINTR[4:1] Valid
BCLK to MINTR[4:1] Deasserted
RST Pulse Width Low
NPMEMREQ Setup Time to BMCLK
NPMEMREQ Hold Time to BMCLK
BMCLK to NPMEMACK High
BMCLK to NPMEMACK Low
BMCLK High to CSO, RD, WR, ADDR15–0 Disabled
P R E L I M I N A R Y
SUPERNET 3
(20*t
Min
100
–60
15
10
10
10
10
30
20
15
10
0
0
0
5
0
2
2
PER
4)
Max
275
310
35
35
30
30
25
35
25
25
20
20
30
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
ns
ns
ns
ns
ns