74HC7404D datasheet(3/28 Pages) PHILIPS

3 / 28 page

September 1993

Philips Semiconductors

Product speciﬁcation

5-Bit x 64-word FIFO register; 3-state

74HC/HCT7404

PINNING (SOT102)

SYMBOL

DESCRIPTION

output enable input (active

LOW)

DIR

data-in-ready output

shift-in input (active HIGH)

DO to D4

4, 5, 6, 7, 8 parallel data inputs

GND

ground

asynchronous master-reset

input (active LOW)

Q4 to Q0

11, 12, 13,

14, 15

data outputs

DOR

data-out-ready output

shift-out input (active LOW)

VCC

positive supply voltage

PINNING (SOT163A)

SYMBOL

DESCRIPTION

output enable input (active

LOW)

DIR

data-in-ready output

shift-in input (active HIGH)

n.c.

not connected

D0 to D4

5, 6, 7, 8, 9 parallel data inputs

GND

ground

asynchronous master-reset

input (active LOW)

Q4 to Q0

12, 13, 14,

15, 16

data outputs

n.c.

not connected

DOR

data-out ready output

n.c.

not connected

VCC

positive supply voltage

Fig.1 Pin configuration (SOT102).

handbook, halfpage

DIR

GND

VCC

D 1

D 2

D 3

D 4

7404

MGA670

DOR

Fig.2 Pin configuration (SOT163).

handbook, halfpage

DIR

GND

D 1

D 2

D 3

D 4

7404

MGA671

n.c.

DOR

n.c.

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