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Tolerant technology electrical characteristics – LSI 53C810A User Manual

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TolerANT Technology

7-7

Table 7.12

TolerANT Technology Electrical Characteristics

Symbol

Parameter

Min

Max

Unit

Test Conditions

V

OH

1

1. Active negation outputs only: Data, Parity, SREQ/, SACK/.

Output high voltage

2.5

3.5

V

I

OH

= 2.5 mA

V

OL

Output low voltage

0.1

0.5

V

I

OL

= 48 mA

V

IH

Input high voltage

2.0

7.0

V

V

IL

Input low voltage

0.5

0.8

V

Referenced to V

SS

V

IK

Input clamp voltage

0.66

0.77

V

V

DD

= 4.75; I

I

=

20 mA

V

TH

Threshold, HIGH to LOW

1.1

1.3

V

V

TL

Threshold, LOW to HIGH

1.5

1.7

V

V

TH

–V

TL

Hysteresis

200

400

mV

I

OH

1

Output high current

2.5

24

mA

V

OH

= 2.5 V

I

OL

Output low current

100

200

mA

V

OL

= 0.5 V

I

OSH

1

Short-circuit output high current

625

mA

Output driving low, pin

shorted to V

DD

supply

2

2. Single pin only; irreversible damage may occur if sustained for one second.

I

OSL

Short-circuit output low current

95

mA

Output driving high, pin

shorted to V

SS

supply

I

LH

Input high leakage

10

µ

A

0.5 < V

DD

< 5.25

V

PIN

= 2.7 V

I

LL

Input low leakage

10

µ

A

0.5 < V

DD

< 5.25

V

PIN

= 0.5 V

R

I

Input resistance

20

M

SCSI pins

3

3. SCSI RESET pin has 10 k

pull-up resistor.

Note: These values are guaranteed by periodic characterization; they are not 100% tested on every

device.

C

P

Capacitance per pin

10

pF

PQFP

t

R

1

Rise time, 10% to 90%

9.7

18.5

ns

Figure 7.1

t

F

Fall time, 90% to 10%

5.2

14.7

ns

Figure 7.1

dV

H

/dt

Slew rate, LOW to HIGH

0.15

0.49

V/ns

Figure 7.1

dV

L

/dt

Slew rate, HIGH to LOW

0.19

0.67

V/ns

Figure 7.1

ESD

Electrostatic discharge

2

kV

MIL-STD-883C; 3015-7

Latch-up

100

mA

Filter delay

20

30

ns

Figure 7.2

Extended filter delay

40

60

ns

Figure 7.2