83C196LC Datasheet, PDF (14/22 Pages) Intel Corporation – CHMOS 16-BIT MICROCONTROLLER

83C196LC, 83C196LD — AUTOMOTIVE
5.2 AC Characteristics
Test Conditions: capacitive load on all pins = 100 pF, rise and fall times = 10 ns, F_XTAL1 = 22 MHz.
Table 7. AC Characteristics
Symbol
Parameter
Min
Max
Units
The 83C196LC, 83C196LD meets these specifications
F_XTAL1 Oscillator Frequency
4.0
22.0
MHz⁽¹⁾
T_XTAL1
T_XHCH
Oscillator Period (1/F_XTAL1)
XTAL1 High to CLKOUT High or Low
45.45
20
200
ns
110
ns⁽²⁾
T_CLCL
CLKOUT Cycle Time
2 T_XTAL1
ns
T_CHCL
CLKOUT High Period
T_XTAL1 – 10
T_XTAL1 + 15
ns
T_CLLH
CLKOUT Falling to ALE Rising
–10
15
ns
T_LLCH
ALE Falling to CLKOUT Rising
–20
15
ns
T_LHLH
ALE Cycle Time
4 T_XTAL1
ns
T_LHLL
ALE High Period
T_XTAL1 – 10
T_XTAL1 + 10
ns
T_AVLL
Address Setup to ALE Low
T_XTAL1 – 15
ns
T_LLAX
Address Hold after ALE Low
T_XTAL1 – 40
ns
T_LLRL
ALE Low to RD# Low
T_XTAL1 – 30
ns
T_RLCL
RD# Low to CLKOUT Low
–10
20
ns
T_RLRH
T_RHLH
T_RLAZ
RD# Low to RD# High
RD# High to ALE Rising
RD# Low to Address Float
T_XTAL1 – 5
T_XTAL1
T_XTAL1 + 25
5
ns
ns⁽³⁾
ns⁽⁵⁾
T_LLWL
ALE Low to WR# Low
T_XTAL1 – 10
ns
T_CLWL
CLKOUT Low to WR# Falling Edge
–10
20
ns
T_QVWH
Data Valid to WR# High
T_XTAL1 – 23
ns
T_CHWH CLKOUT High to WR# Rising Edge
–10
15
ns
T_WLWH WR# Low to WR# High
T_XTAL1 – 20
ns
T_WHQX
T_WHLH
T_WHAX
T_RHAX
Data Hold after WR# High
WR# High to ALE High
AD15:8 Hold after WR# High
AD15:8 Hold after RD# High
T_XTAL1 – 25
T_XTAL1 – 10
T_XTAL1 – 30⁽⁴⁾
T_XTAL1 – 30⁽⁴⁾
T_XTAL1 + 15
ns
ns⁽³⁾
ns
ns
NOTES:
1. Testing is performed at 4 MHz, however, the device is static by design and will typically operate below
1 Hz.
2. Typical specifications, not guaranteed.
3. Assuming back-to-back bus cycles.
4. 8-bit bus only.
5. T_RLAZ (max) = 5 ns by design.
14
ADVANCE INFORMATION