8XC196KC/8XC196KC20
AC CHARACTERISTICS
(Continued)
For user over specified operating conditions.
Test Conditions: Capacitive load on all pins
e
100 pF, Rise and fall times
e
10 ns, F
OSC
e
16 MHz
The 80C196KC will meet these specifications:
Symbol
Description
Min
Max
Units
Notes
F
XTAL
Frequency on XTAL1
(8XC196KC)
8
16
MHz
(Note 1)
F
XTAL
Frequency on XTAL1 (
8XC196KC20)
8
20
MHz
(Note 1)
T
OSC
I/F
XTAL
(8XC196KC)
62.5
125
ns
T
OSC
I/F
XTAL
(
8XC196KC20)
50
125
ns
T
XHCH
XTAL1 High to CLKOUT High or Low
a
20
a
110
ns
T
CLCL
CLKOUT Cycle Time
2 T
OSC
ns
T
CHCL
CLKOUT High Period
T
OSC
b
10
T
OSC
a
15
ns
T
CLLH
CLKOUT Falling Edge to ALE Rising
b
5
a
15
ns
T
LLCH
ALE Falling Edge to CLKOUT Rising
b
20
a
15
ns
T
LHLH
ALE Cycle Time
4 T
OSC
ns
(Note 4)
T
LHLL
ALE High Period
T
OSC
b
10
T
OSC
a
10
ns
T
AVLL
Address Setup to ALE Falling Edge
T
OSC
b
15
T
LLAX
Address Hold after ALE Falling Edge
T
OSC
b
35
ns
T
LLRL
ALE Falling Edge to RD Falling Edge
T
OSC
b
30
ns
T
RLCL
RD Low to CLKOUT Falling Edge
a
4
a
30
ns
T
RLRH
RD Low Period
T
OSC
b
5
ns
(Note 4)
T
RHLH
RD Rising Edge to ALE Rising Edge
T
OSC
T
OSC
a
25
ns
(Note 2)
T
RLAZ
RD Low to Address Float
a
5
ns
T
LLWL
ALE Falling Edge to WR Falling Edge
T
OSC
b
10
ns
T
CLWL
CLKOUT Low to WR Falling Edge
0
a
25
ns
T
QVWH
Data Stable to WR Rising Edge
T
OSC
b
23
(Note 4)
T
CHWH
CLKOUT High to WR Rising Edge
b
5
a
15
ns
T
WLWH
WR Low Period
T
OSC
b
20
ns
(Note 4)
T
WHQX
Data Hold after WR Rising Edge
T
OSC
b
25
ns
T
WHLH
WR Rising Edge to ALE Rising Edge
T
OSC
b
10
T
OSC
a
15
ns
(Note 2)
T
WHBX
BHE, INST after WR Rising Edge
T
OSC
b
10
ns
T
WHAX
AD8 – 15 HOLD after WR Rising
T
OSC
b
30
ns
(Note 3)
T
RHBX
BHE, INST after RD Rising Edge
T
OSC
b
10
ns
T
RHAX
AD8 – 15 HOLD after RD Rising
T
OSC
b
25
ns
(Note 3)
NOTES:
1. Testing performed at 8 MHz. However, the device is static by design and will typically operate below 1 Hz.
2. Assuming back-to-back bus cycles.
3. 8-Bit bus only.
4. If wait states are used, add 2 T
OSC
*
N, where N
e
number of wait states.
12
Summary of Contents for 80c196kc
Page 4: ...8XC196KC 8XC196KC20 270942 2 Figure 4 68 Lead PLCC Package 4...
Page 5: ...8XC196KC 8XC196KC20 270942 40 Figure 5 S8XC196KC 80 Pin QFP Package 5...
Page 6: ...8XC196KC 8XC196KC20 270942 44 Figure 6 80 Pin SQFP Package 6...
Page 13: ...8XC196KC 8XC196KC20 System Bus Timings 270942 18 13...
Page 14: ...8XC196KC 8XC196KC20 READY Timings One Wait State 270942 20 Buswidth Timings 270942 35 14...
