Datasheet
Table Of Contents
- 1. General description
- 2. Features and benefits
- 3. Applications
- 4. Ordering information
- 5. Block diagram
- 6. Pinning information
- 7. Functional description
- 7.1 Device address
- 7.2 Command register
- 7.3 Register definitions
- 7.4 Writing to port registers
- 7.5 Reading the port registers
- 7.5.1 Register 0 - Input port register
- 7.5.2 Register 1 - Polarity inversion register
- 7.5.3 Register 2 - Bus-hold/pull-up/pull-down enable register
- 7.5.4 Register 3 - Pull-up/pull-down selector register
- 7.5.5 Register 4 - Configuration register
- 7.5.6 Register 5 - Output port register
- 7.5.7 Register 6 - Interrupt mask register
- 7.5.8 Register 7 - Interrupt status register
- 7.6 Power-on reset
- 7.7 RESET input
- 7.8 Software reset
- 7.9 Interrupt output (INT)
- 7.10 Standby
- 8. Characteristics of the I2C-bus
- 9. Bus transactions
- 10. Application design-in information
- 11. Limiting values
- 12. Static characteristics
- 13. Dynamic characteristics
- 14. Test information
- 15. Package outline
- 16. Handling information
- 17. Soldering of SMD packages
- 18. Abbreviations
- 19. Revision history
- 20. Legal information
- 21. Contact information
- 22. Contents
PCA9574 All information provided in this document is subject to legal disclaimers. © NXP Semiconductors N.V. 2014. All rights reserved.
Product data sheet Rev. 5 — 25 September 2014 25 of 32
NXP Semiconductors
PCA9574
8-bit I
2
C-bus and SMBus, level translating, low voltage GPIO
Fig 22. Package outline SOT758-1 (HVQFN16)
terminal 1
index area
0.51
A
1
E
h
b
UNIT
y
e
0.2
c
REFERENCES
OUTLINE
VERSION
EUROPEAN
PROJECTION
ISSUE DATE
IEC JEDEC JEITA
mm
3.1
2.9
D
h
1.75
1.45
y
1
3.1
2.9
1.75
1.45
e
1
1.5
e
2
1.5
0.30
0.18
0.05
0.00
0.05 0.1
DIMENSIONS (mm are the original dimensions)
SOT758-1 MO-220 - - -- - -
0.5
0.3
L
0.1
v
0.05
w
0 2.5 5 mm
scale
SOT758-1
HVQFN16: plastic thermal enhanced very thin quad flat package; no leads;
16 terminals; body 3 x 3 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
58
16 13
12
9
4
1
X
D
E
C
B
A
e
2
02-03-25
02-10-21
terminal 1
index area
1/2 e
1/2 e
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)
