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參數資料
| 型號： | PCA9539 |
| 廠商： | NXP Semiconductors N.V. |
| 英文描述： | 16-bit I2C and SMBus, low power I/O port with interrupt and reset |
| 中文描述： | 16位I2C和SMBus，低功率的I / O端口中斷和復位 |
| 文件頁數： | 16/21頁 |
| 文件大小： | 168K |
| 代理商： | PCA9539 |
Philips Semiconductors
Product data sheet
PCA9539
16-bit I
2
C and SMBus, low power I/O port with interrupt
2004 Sep 30
16
PROTOCOL
SCL
SDA
tHD;STA
tSU;DAT
tHD;DAT
tVD;DAT
tf
r
t
tBUF
tSU;STA
tLOW
tHIGH
1 / fSCL
START
CONDITION
(S)
BIT 7
MSB
(A7)
BIT 6
(A6)
tVD;ACK
SW02210
STOP
CONDITION
(S)
BIT 0
(R/W)
ACKNOWLEDGE
(A)
t
SU;STO
Figure 18. I
2
C-bus timing diagram; rise and fall times refer to V
IL
and V
IH
TEST CIRCUITS
PULSE
GENERATOR
V
I
V
O
C
50 pF
V
DD
DEFINITIONS
R
L
=
Load resistor.
C
L
=
Load capacitance includes jig and probe capacitance
R
T
=
Termination resistance should be equal to the output
impedance Z
O
of the pulse generators.
V
DD
Open
R
T
D.U.T.
R
L
= 500
SW02181
Figure 19. Test circuitry for switching times
C
L
= 50 pF
500
Load Circuit
TEST
S1
t
pv
2 V
DD
SA00652
500
From Output
Under Test
S1
2V
DD
Open
GND
Figure 20. Test circuit
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相關代理商/技術參數 |
參數描述 |
|---|---|
| PCA9539A | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Low-voltage 16-bit I2C-bus I/O port with interrupt and reset |
| PCA9539AHF | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Low-voltage 16-bit I2C-bus I/O port with interrupt and reset |
| PCA9539AHF,128 | 功能描述:接口-I/O擴展器 16bit I2C IO Port RoHS:否 制造商:NXP Semiconductors 邏輯系列: 輸入/輸出端數量: 最大工作頻率:100 kHz 工作電源電壓:1.65 V to 5.5 V 工作溫度范圍:- 40 C to + 85 C 安裝風格:SMD/SMT 封裝 / 箱體:HVQFN-16 封裝:Reel |
| PCA9539APW | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Low-voltage 16-bit I2C-bus I/O port with interrupt and reset |
| PCA9539APW,118 | 功能描述:接口-I/O擴展器 16bit I2C IO Port RoHS:否 制造商:NXP Semiconductors 邏輯系列: 輸入/輸出端數量: 最大工作頻率:100 kHz 工作電源電壓:1.65 V to 5.5 V 工作溫度范圍:- 40 C to + 85 C 安裝風格:SMD/SMT 封裝 / 箱體:HVQFN-16 封裝:Reel |
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