If MilitaryAerospace specified devices are required

please contact the National Semiconductor Sales

OfficeDistributors for availability and specifications

Voltage at Any Pin

b

Operating Temperature Range

MM54C221

b

MM74C221

b

Storage Temperature Range

b

Power Dissipation

Dual-In-Line

700 mW

Small Outline

500 mW

45V to 15V

18V

Lead Temperature (Soldering 10 seconds)

260 C

Symbol

Parameter

Conditions

Min

Typ

Max

Units

CMOS to CMOS

Logical ‘‘1’’ Input Voltage

35

V

80

V

Logical ‘‘0’’ Input Voltage

15

V

20

V

Logical ‘‘1’’ Output Voltage

45

V

90

V

Logical ‘‘0’’ Output Voltage

05

V

V

Logical ‘‘1’’ Input Current

0005

10

m

A

Logical ‘‘0’’ Input Current

b

10

b

0005

m

A

Supply Current (Standby)

005

300

m

A

Supply Current

15

mA

(During Output Pulse)

(Figure 4)

2mA

(Figure 4)

001

30

m

A

CMOSLPTTL Interface

Logical ‘‘1’’ Input Voltage

54C

V

74C

V

Logical ‘‘0’’ Input Voltage

54C

08

V

74C

08

V

Logical ‘‘1’’ Output Voltage

54C

24

V

74C

24

V

Logical ‘‘0’’ Output Voltage

54C

04

V

74C

04

V

Output Drive (See 54C74C Family Characteristics Data Sheet) (Short Circuit Current)

Output Source Current

b

175

mA

(P-Channel)

Output Source Current

b

8mA

(P-Channel)

Output Sink Current

175

mA

(N-Channel)

Output Sink Current

8mA

(N-Channel)

2