RECOMMENDED OPERATING CONDITIONS

DYNAMIC ELECTRICAL CHARACTERISTICS

CD4504B-EP

SCHS369 – NOVEMBER 2008 .......................................................................................................................................................................................... www.ti.com

For maximum reliability, nominal operating conditions should be selected so that operation is always within the following

ranges:

CHARACTERISTIC

MIN

MAX

UNIT

VDD

Supply-voltage range (for TA = full package temperature range)

5

18

V

TA = 25°C, Input tr,tf = 20 ns, CL = 50 pF, RL = 200 Ω

LIMITS

VCC

VDD

CHARACTERISTIC

SHIFTING MODE

UNIT

(V)

(V)

TYP

MAX

5

10

140

280

TTL to CMOS

VDD > VCC

5

15

140

280

5

10

120

240

CMOS to CMOS

5

15

120

240

VDD > VCC

tPHL

Propagation delay: high-to-low,

ns

10

15

70

140

10

5

275

550

CMOS to CMOS

15

5

275

550

VCC > VDD

15

10

70

140

5

10

140

280

TTL to CMOS

VDD > VCC

5

15

140

280

5

10

120

240

CMOS to CMOS

5

15

120

240

VDD > VCC

tPLH

Propagation delay: low-to-high

ns

10

15

70

140

10

5

200

400

CMOS to CMOS

15

5

200

400

VCC > VDD

15

10

60

120

5

100

200

tTHL, tTLH

Transition time

All modes

10

50

100

ns

15

40

80

CIN

Input capacitance

Any input

5

7.5

pF

Figure 5. Quiescent Device Current

6

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