R

3D

C3

1D

C1

R

R

3D

C3

2D

C2

R

R

3D

C3

2D

C2

R

R

3D

C3

2D

C2

R

R

3D

C3

2D

C2

R

R

3D

C3

2D

C2

R

R

3D

C3

2D

C2

R

R

3D

C3

2D

C2

R

13

12

10

11

14

15

1

2

3

4

5

6

7

9

QA

QB

QC

QD

QE

QF

QG

QH

QH′

RCLR

SRCLR

RCLK

SRCLK

SER

Pin numbers shown are for the D, DB, J, N, NS, PW, and W packages.

Q

Q

Q

Q

Q

Q

Q

Q

Q

Q

Q

Q

Q

Q

Q

Q

Product

Folder

Sample &

Buy

Technical

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SN54AHC594, SN74AHC594

SCLS423G – JUNE 1998 – REVISED JULY 2014

SNx4AHC594 8-Bit Shift Registers With Output Registers

1 Features

3 Description

The SNx4AHC594 devices contain an 8-bit serial-in,

1

•

parallel-out shift register that feeds an 8-bit D-type

•

8-Bit Serial-In, Parallel-Out Shift Registers with

storage

register.

Separate

clocks

and

direct

Storage

overriding clear (SRCLR, RCLR) inputs are provided

•

Independent Direct Overriding Clears on Shift and

output is provided for cascading purposes.

Storage Registers

•

Independent Clocks for Shift and Storage

Device Information(1)

Registers

PART NUMBER

PACKAGE

BODY SIZE (NOM)

•

Latch-Up Performance Exceeds 100 mA Per

SOIC (16)

9.90 mm × 3.91 mm

JESD 78, Class II

SSOP (16)

6.20 mm × 5.30 mm

•

ESD Protection Exceeds JESD 22

SNx4AHC594

PDIP (16)

19.30 mm × 6.35 mm

–

2000-V Human-Body Model (A114-A)

SOP (16)

12.60 mm × 5.30 mm

–

200-V Machine Model (A115-A)

TSSOP (16)

5.00 mm × 4.40 mm

–

1000-V Charged-Device Model (C101)

(1) For all available packages, see the orderable addendum at

the end of the data sheet.

2 Applications

•

Network Switches

•

Power Infrastructures

•

PCs and Notebooks

•

LED Displays

•

Servers

Simplified Schematic

1

An IMPORTANT NOTICE at the end of this data sheet addresses availability, warranty, changes, use in safety-critical applications,

intellectual property matters and other important disclaimers. UNLESS OTHERWISE NOTED, this document contains PRODUCTION

DATA.