參數(shù)資料
型號(hào): C167CR-16RM
廠商: SIEMENS A G
元件分類: 微控制器/微處理器
英文描述: 16-Bit CMOS Single-Chip Microcontrollers
中文描述: 16-BIT, 25 MHz, MICROCONTROLLER, PQFP144
文件頁(yè)數(shù): 62/67頁(yè)
文件大?。?/td> 1565K
代理商: C167CR-16RM
20Dec96@09:25h Intermediate Version
Semiconductor Group
60
C167CR-16RM
AC Characteristics
CLKOUT and READY
V
CC
= 5 V
±
10 %;
T
A
= 0 to +70 °C
T
A
= -40 to +85 °C
T
A
= -40 to +125 °C
C
L
(for PORT0, PORT1, Port 4, ALE, RD, WR, BHE, CLKOUT) = 100 pF
C
L
(for Port 6, CS) = 100 pF
V
SS
= 0 V
for SAB-C167CR-16RM
for SAF-C167CR-16RM
for SAK-C167CR-16RM
Notes
1)
These timings are given for test purposes only, in order to assure recognition at a specific clock edge.
2)
Demultiplexed bus is the worst case. For multiplexed bus 2TCL are to be added to the maximum values. This
adds even more time for deactivating READY.
The 2t
A
and t
C
refer to the next following bus cycle, t
F
refers to the current bus cycle.
Parameter
Symbol
Max. CPU Clock
= 20 MHz
Variable CPU Clock
1/2TCL = 1 to 20 MHz
Unit
min.
max.
min.
max.
CLKOUT cycle time
t
29
t
30
t
31
CC
CC
50
50
2TCL
2TCL
ns
CLKOUT high time
20
TCL – 5
ns
CLKOUT low time
CC
15
TCL – 10
ns
CLKOUT rise time
t
32
t
33
t
34
CC
5
5
ns
CLKOUT fall time
CC
0 +
t
A
5
10 +
t
A
0 +
t
A
5
10 +
t
A
ns
CLKOUT rising edge to
ALE falling edge
CC
ns
Synchronous READY
setup time to CLKOUT
t
35
SR
15
15
ns
Synchronous READY
hold time after CLKOUT
t
36
SR
0
0
ns
Asynchronous READY
low time
t
37
SR
65
2TCL + 15
ns
Asynchronous READY
setup time
1)
t
58
SR
15
15
ns
Asynchronous READY
hold time
1)
t
59
SR
0
0
ns
Async. READY hold time
after RD, WR high
(Demultiplexed Bus)
2)
t
60
SR
0
0
+ 2
t
A
+
t
C
+
t
F
2)
0
TCL - 25
+
2
t
A
+
t
C
+
t
F
2)
ns
相關(guān)PDF資料
PDF描述
C167CR 16-bit microcontrollers(16位微控制器)
C167CS-4R BOARD INTERFACE KGZ/GMS 0-100%
C167CS-L 16-Bit Single-Chip Microcontroller
C167CS-L16M3V 16-Bi t Single-Chip Microcontroller
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