80C196KB datasheet(16/22 Pages) INTEL

16 / 22 page

8XC196KB/8XC196KB16

EXPLANATION OF AC SYMBOLS

Each symbol is two pairs of letters prefixed by ``T'' for time. The characters in a pair indicate a signal and its

condition, respectively. Symbols represent the time between the two signal/condition points.

Conditions:

Signals:

- High

- Low

- Valid

- No Longer Valid

- Floating

- Address

- BHE

BR - BREQ

- CLKOUT

- DATA IN

- Buswidth

- HOLD

HA - HLDA

- ALE/ADV

- DATA OUT

R- RD

W- WR/WRH /WRL

- XTAL1

- READY

AC CHARACTERISTICS-SERIAL

PORT-SHIFT REGISTER MODE

SERIAL PORT TIMING-SHIFT REGISTER MODE (MODE 0

)

Symbol Parameter

Min

Max

Units

TXLXL

Serial Port Clock Period (BRR t 8002H)

6 TOSC

TXLXH

Serial Port Clock Falling Edge to Rising Edge (BRR t 8002H) 4 TOSC b 50 4 TOSC a 50 ns

TXLXL

Serial Port Clock Period (BRR e 8001H)

4 TOSC

TXLXH

Serial Port Clock Falling Edge to Rising Edge (BRR e 8001H) 2 TOSC b 50 2 TOSC a 50 ns

TQVXH Output Data Setup to Clock Rising Edge

2 TOSC b50

TXHQX Output Data Hold after Clock Rising Edge

2 TOSC b50

TXHQV Next Output Data Valid after Clock Rising Edge

2 TOSC a50

TDVXH Input Data Setup to Clock Rising Edge

TOSC a50

TXHDX Input Data Hold after Clock Rising Edge

TXHQZ Last Clock Rising to Output Float

2 TOSC

WAVEFORM-SERIAL PORT-SHIFT REGISTER MODE

SERIAL PORT WAVEFORM-SHIFT REGISTER MODE (MODE 0)

270909±18

80C196KB 数据表(PDF) 16 Page - Intel Corporation

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