87C196JV Intel Corporation, 87C196JV Datasheet - Page 27
87C196JV
Manufacturer Part Number
87C196JV
Description
ADVANCED 16-BIT CHMOS MICROCONTROLLER
Manufacturer
Intel Corporation
Datasheet
1.87C196JV.pdf
(38 pages)
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Datasheet
Table 13. HOLD#/HLDA# Timings
Table 14. DC Specifications in HOLD
Figure 17. HOLD Timings
T
T
T
T
T
T
T
T
T
T
NOTE:
Weak Pullups on ADV#, RD#, WR#, WRL#, BHE#
Weak Pulldowns on ALE, INST
1. To guarantee recognition at next clock.
HVCH
CLHAL
CLBRL
AZHAL
BZHAL
CLHAH
CLBRH
HAHAX
HAHBV
CLLH
Symbol
BHE#, INST,
RD#, WR#
CLKOUT
HOLD#
BREQ#
HLDA#
BUS
ALE
HOLD Setup
CLKOUT Low to HLDA Low
CLKOUT Low to BREQ Low
HLDA# Low to Address Float
HLDA# Low to BHE#, INST,
RD#, WR# Weakly Driven
CLKOUT Low to HLDA High
CLKOUT Low to BREQ High
HLDA High to Address Valid
HLDA High to BHE, INST, RD,
WR Valid
CLKOUT Low to ALE High
Parameter
Description
T
HVCH
Automotive — 87C196KR, JV, JT, JR, CA Microcontrollers
T
CLBRL
Hold Latency
T
CLHAL
Min
–15
–15
–15
–15
–15
–10
–10
65
T
T
HALAZ
HALBZ
50 K
10 K
Min
T
HVCH
Max
250 K
15
15
25
25
15
15
15
50 K
Max
T
T
T
T
T
CLLH
CLHAH
CLBRH
V
V
HAHBV
HAHAX
CC
CC
Units
= 5.5 V, V
= 5.5 V, V
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
Units
IN
IN
= 0.45 V
= 2.4 V
Note 1
Notes
A5883-01
27
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