Symbol

Alt

Parameter

ST95040 / 020 / 010

Unit

°C,

°C

°C

°C,

°C

Min

Max

Min

Max

Min

Max

Clock Frequency

D.C.

2

D.C.

2

D.C.

1

MHz

S Active Setup Time

100

100

200

ns

S Not Active Hold

Time

100

100

200

ns

(1)

Clock High Time

190

200

400

ns

(1)

Clock Low Time

200

200

400

ns

Clock Rise Time

1

1

1

µs

Clock Fall Time

1

1

1

µs

Data In Setup Time

50

50

100

ns

Data In Hold Time

50

50

100

ns

Data In Rise Time

1

1

1

µs

Data In Fall Time

1

1

1

µs

HOLD Setup Time

100

100

200

ns

Clock Low Hold Time

90

90

200

ns

HOLD Hold Time

80

80

200

ns

Clock Low Set-up

Time

100

100

200

ns

S Active Hold Time

200

200

200

ns

S Not Active Setup

Time

100

100

200

ns

S Deselect Time

200

200

200

ns

Output Disable Time

150

150

200

ns

Clock Low to Output

Valid

240

300

400

ns

Output Hold Time

0

0

0

ns

(2)

Output Rise Time

100

100

200

ns

(2)

Output Fall Time

100

100

200

ns

HOLD High to Output

Low-Z

100

100

200

ns

HOLD Low to Output

High-Z

130

130

200

ns

Write Cycle Time

10

10

10

ms

≥ 1/fc

2. Value guaranteed by characterization, not 100% tested in production.

Table 8. AC Characteristics

12/18

ST95040, ST95020, ST95010