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參數資料
| 型號： | PCA9501 |
| 廠商： | NXP Semiconductors N.V. |
| 英文描述： | 8-bit I2C and SMBus I/O port with interrupt, 2-kbit EEPROM and 6 address pins |
| 中文描述： | 8位I2C和SMBus I / O口的中斷，2千比特的EEPROM和6個地址引腳 |
| 文件頁數： | 17/22頁 |
| 文件大小： | 146K |
| 代理商： | PCA9501 |
Philips Semiconductors
8-bit I
2
C and SMBus I/O port with interrupt,
2-kbit EEPROM and 6 address pins
Product data
PCA9501
2003 Sep 12
17
handbook, full pagewidth
SCL
SDA
MBD820
BIT 0
LSB
(R/W)
tHD;STA
tSU;DAT
tHD;DAT
tVD;DAT
tSU;STO
tf
r
t
tBUF
tSU;STA
1 / fSCL
START
CONDITION
(S)
BIT 7
MSB
(A7)
BIT 6
(A6)
ACKNOWLEDGE
(A)
STOP
CONDITION
(P)
SW00561
PROTOCOL
Figure 22.
POWER-UP TIMING
SYMBOL
t
PUR1
t
PUW1
NOTE:
1. t
and t
are the delays required from the time V
CC
is stable until the specified operation can be initiated. These parameters are
guaranteed by design.
PARAMETER
MAX.
UNIT
Power-up to Read Operation
1
ms
Power-up to Write Operation
5
ms
WRITE CYCLE LIMITS
SYMBOL
t
WR1
NOTE:
1. t
WR
is the maximum time that the device requires to perform the internal write operation.
PARAMETER
MIN.
TYP.
(5)
MAX.
UNIT
Write Cycle Time
—
5
10
ms
Write Cycle Timing
SCL
SDA
8th Bit
Word n
ACK
Stop
Condition
Start
Condition
MEMORY
ADDRESS
t
WR
SW00560
Figure 23.
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| PCA9501A | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Smart, simple solutions for the 12 most common design concerns |
| PCA9501BS | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:8-bit I2C and SMBus I/O port with interrupt, 2-kbit EEPROM and 6 address pins |
| PCA9501BS,118 | 功能描述:接口-I/O擴展器 8BIT I2C FMQB GPIONT 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 |
| PCA9501BS,118-CUT TAPE | 制造商:NXP 功能描述:8-bit 8 I/O I2C-bus Expander On Board 2 kb EEPROM Surface Mount - HVQFN-20 |
| PCA9501BS-T | 功能描述:接口-I/O擴展器 8BIT I2C FMQB GPIONT PU2K EPR 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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