80C196NP Ver la hoja de datos (PDF) - Intel
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80C196NP Datasheet PDF : 51 Pages
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8XC196NP COMMERCIAL CHMOS 16-BIT MICROCONTROLLER
AC Characteristics — Serial Port, Shift Register Mode
Table 15. Serial Port Timing — Shift Register Mode
Symbol
Parameter
VCC = 4.5 V – 5.5 V
Min
Max
Units
TXLXL
Serial Port Clock period
(SP_BAUD ≥ x002H)
(SP_BAUD = x001H) (Note 1)
6TXTAL1
ns
4TXTAL1
ns
TQVXH
TXHQX
TXHQV
Output data setup to clock high
Output data hold after clock high
Next output data valid after
clock high
3TXTAL1
ns
2TXTAL1 – 50
ns
2TXTAL1 + 50
ns
TDVXH Input data setup to clock high
2TXTAL1 + 200
ns
TXHDX Input data hold after clock high
0
ns
TXHQZ Last clock high to output float
5TXTAL1
ns
NOTE:
1. The minimum baud-rate register (SP_BAUD) value for receive is x002H and the minimum baud-rate
register value for transmit is x001H.
TXD
TQVXH
RXD
(Out)
RXD
(In)
TXLXL
TXLXH
0
TDVXH
Valid
1
Valid
2
Valid
TXHQV
3
TXHDX
Valid
4
Valid
TXHQX
5
Valid
TXHQZ
6
7
Valid
Valid
A2080-02
Figure 11. Serial Port Waveform — Shift Register Mode
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