Z80181 Zilog., Z80181 Datasheet - Page 60

• Manufacturer Part Number: Z80181
• Description: SMART ACCESS CONTROLLER (SAC)
• Manufacturer: Zilog.

Zilog
AC CHARACTERISTICS (Continued)
Z180
2-60
™
No
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
MPU Timing
Symbol
tTED2
tED1
tED2
PWEH
PWEL
tEr
tEf
tTOD
tSTDI
tSTDE
tSRSI
tSRHI
tSRSE
tSRHE
tRES
tREH
tOSC
tEXr
tEXf
tRr
tRf
tIr
tIf
TdCS(A)
Table A. Z180 CPU &180 Peripherals Timing (Continued)
Parameter
Clock Fall to /TENDi Rise Delay
Clock Rise to E Rise Delay
Clock Edge to E Fall Delay
E Pulse Width (High)
E Pulse Width (Low)
Enable Rise Time
Enable Fall Time
Clock Fall to Timer Output Delay
CSI/O Tx Data Delay Time
(Internal Clock Operation)
CSI/O Tx Data Delay Time
(External Clock Operation)
CSI/O Rx Data Setup Time
(Internal Clock Operation)
CSI/O Rx Data Hold Time
(Internal Clock Operation)
CSI/O Rx Data Setup Time
(External Clock Operation)
CSI/O Rx Data Hold Time
(External Clock Operation)
/RESET Setup Time to Clock Fall
/RESET Hold Time from Clock Fall
Oscillator Stabilization Time
External Clock Rise Time (EXTAL)
External Clock Fall Time (EXTAL)
/RESET Rise Time
/RESET Fall Time
Input Rise Time
(Except EXTAL, /RESET)
Input Fall Time
(Except EXTAL, /RESET)
Address Valid to /ROMCS, /RAMCS
Valid Delay
Min
110
55
80
50
1
1
1
1
Z8018110
7.5tcyc+150
Max
150
150
100
100
50
60
60
20
20
20
25
25
50
50
20
S
MART
A
CCESS
Unit
tcyc
tcyc
tcyc
tcyc
C
ms
DS971800500
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ONTROLLER
Z80181
SAC
™