74AHC_AHCT594_2 © NXP B.V. 2008. All rights reserved.
Product data sheet Rev. 02 — 9 June 2008 18 of 22
NXP Semiconductors
74AHC594; 74AHCT594
8-bit shift register with output register
Fig 18. Package outline SOT403-1 (TSSOP16)
UNIT A
1
A
2
A
3
b
p
cD
(1)
E
(2) (1)
eH
E
LL
p
QZywv θ
REFERENCES
OUTLINE
VERSION
EUROPEAN
PROJECTION
ISSUE DATE
IEC JEDEC JEITA
mm
0.15
0.05
0.95
0.80
0.30
0.19
0.2
0.1
5.1
4.9
4.5
4.3
0.65
6.6
6.2
0.4
0.3
0.40
0.06
8
0
o
o
0.13 0.10.21
DIMENSIONS (mm are the original dimensions)
Notes
1. Plastic or metal protrusions of 0.15 mm maximum per side are not included.
2. Plastic interlead protrusions of 0.25 mm maximum per side are not included.
0.75
0.50
SOT403-1 MO-153
99-12-27
03-02-18
w M
b
p
D
Z
e
0.25
18
16
9
θ
A
A
1
A
2
L
p
Q
detail X
L
(A )
3
H
E
E
c
v M
A
X
A
y
0 2.5 5 mm
scale
TSSOP16: plastic thin shrink small outline package; 16 leads; body width 4.4 mm
SOT403-1
A
max.
1.1
pin 1 index
74AHC_AHCT594_2 © NXP B.V. 2008. All rights reserved.
Product data sheet Rev. 02 — 9 June 2008 19 of 22
NXP Semiconductors
74AHC594; 74AHCT594
8-bit shift register with output register
Fig 19. Package outline SOT763-1 (DHVQFN16)
terminal 1
index area
0.51
A
1
E
h
b
UNIT
ye
0.2
c
REFERENCES
OUTLINE
VERSION
EUROPEAN
PROJECTION
ISSUE DATE
IEC JEDEC JEITA
mm
3.6
3.4
D
h
2.15
1.85
y
1
2.6
2.4
1.15
0.85
e
1
2.5
0.30
0.18
0.05
0.00
0.05 0.1
DIMENSIONS (mm are the original dimensions)
SOT763-1 MO-241 - - -- - -
0.5
0.3
L
0.1
v
0.05
w
0 2.5 5 mm
scale
SOT763-1
DHVQFN16: plastic dual in-line compatible thermal enhanced very thin quad flat package; no leads;
16 terminals; body 2.5 x 3.5 x 0.85 mm
A
(1)
max.
A
A
1
c
detail X
y
y
1
C
e
L
E
h
D
h
e
e
1
b
27
15
10
9
8
1
16
X
D
E
C
B
A
terminal 1
index area
AC
C
B
v
M
w
M
E
(1)
Note
1. Plastic or metal protrusions of 0.075 mm maximum per side are not included.
D
(1)
02-10-17
03-01-27
74AHC_AHCT594_2 © NXP B.V. 2008. All rights reserved.
Product data sheet Rev. 02 — 9 June 2008 20 of 22
NXP Semiconductors
74AHC594; 74AHCT594
8-bit shift register with output register
14. Abbreviations
15. Revision history
Table 10. Abbreviations
Acronym Description
CDM Charged Device Model
CMOS Complementary Metal-Oxide Semiconductor
DUT Device Under Test
ESD ElectroStatic Discharge
HBM Human Body Model
LSTTL Low-power Schottky Transistor-Transistor Logic
MM Machine Model
Table 11. Revision history
Document ID Release date Data sheet status Change notice Supersedes
74AHC_AHCT594_2 20080609 Product data sheet - 74AHC_AHCT594_1
Modifications:
The format of this data sheet has been redesigned to comply with the new identity
guidelines of NXP Semiconductors.
Legal texts have been adapted to the new company name where appropriate.
Table 6: the conditions for input leakage current have been changed.
74AHC_AHCT594_1 20060704 Product data sheet - -

74AHCT594PW,118

Mfr. #:
Manufacturer:
Nexperia
Description:
Counter Shift Registers 5V SHIFT REG W OUTPT
Lifecycle:
New from this manufacturer.
Delivery:
DHL FedEx Ups TNT EMS
Payment:
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