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參數(shù)資料
| 型號： | PCA9558 |
| 廠商： | NXP Semiconductors N.V. |
| 英文描述： | 8-bit I2C and SMBus I/O port with 5-bit multiplexed/1-bit latched 6-bit I2C EEPROM and 2 k bit EEPROM |
| 中文描述： | 8位I2C和SMBus I / O與5位multiplexed/1-bit端口鎖存6位I2C EEPROM及2度位EEPROM |
| 文件頁數(shù)： | 10/18頁 |
| 文件大?。?/td> | 131K |
| 代理商： | PCA9558 |
Philips Semiconductors
8-bit I
2
C and SMBus I/O port with 5-bit multiplexed/1-bit
latched 6-bit I
2
C EEPROM and 2 k bit EEPROM
Product data
PCA9558
2002 May 24
10
S
1
0
0
1
1
1 A0
0
A
0
0
0
0
0
0
0
1
A
A
R/W
ACKNOWLEDGE
FROM SLAVE
ACKNOWLEDGE
FROM SLAVE
ACKNOWLEDGE
FROM SLAVE
DATA N+M
P
A
ACKNOWLEDGE
FROM SLAVE
EEPROM ADDRESS
DATA N
A
ACKNOWLEDGE
FROM SLAVE
AUTO-INCREMENT
WORD ADDRESS
AUTO-INCREMENT
WORD ADDRESS
DATA N+1
A
ACKNOWLEDGE
FROM SLAVE
AUTO-INCREMENT
WORD ADDRESS
SW00642
SLAVE ADDRESS
COMMAND CODE
Figure 12. I
2
C page write operation to 256 byte EEPROM; M bytes where M
≤
15
S
1
0
0
1
1
1 A0
0
A
0
0
0
0
0
0
1
1
A
A
R/W
ACKNOWLEDGE
FROM SLAVE
ACKNOWLEDGE
FROM SLAVE
ACKNOWLEDGE
FROM SLAVE
DATA N+M
P
NA
NO ACKNOWLEDGE
FROM MASTER
EEPROM ADDRESS
AUTO-INCREMENT
WORD ADDRESS
DATA N
A
ACKNOWLEDGE
FROM MASTER
AUTO-INCREMENT
WORD ADDRESS
S
1
0
0
1
1
1 A0
1
A
R/W
ACKNOWLEDGE
FROM SLAVE
SW00643
SLAVE ADDRESS
COMMAND CODE
SLAVE ADDRESS
Figure 13. I
2
C read operation from 256 byte EEPROM; M bytes where M
≥
1
SW00644
S
1
0
0
1
1
1 A0 0
A
A
SLAVE ADDRESS
R/W
ACKNOWLEDGE
FROM SLAVE
ACKNOWLEDGE
FROM SLAVE
COMMAND BYTE
EEPROM ADDRESS
a7
ACKNOWLEDGE
FROM SLAVE
SLAVE ADDRESS
0
0
0
x
x
x
x
x
a6 a5 a4 a3 a2 a1 a0 A
1
A
ACKNOWLEDGE
FROM SLAVE
DATA FROM 256EEPROM
d7 d6 d5 d4 d3 d2 d1 d0 NA P
NO ACKNOWLEDGE
FROM MASTER
S
1
0
0
1
1
1 A0
R/W
DATA LATCHED INTO
GPIO REGISTER
SEE FIGURE 2 FOR THE NEEDED COMMAND CODE.
Figure 14. Read from 256 byte EEPROM and write to GPIO registers
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| PCA9558PW | 功能描述:接口-I/O擴(kuò)展器 5BIT MP/1-BITL 6BIT I2C EEPROM RoHS:否 制造商:NXP Semiconductors 邏輯系列: 輸入/輸出端數(shù)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(fēng)格:SMD/SMT 封裝 / 箱體:HVQFN-16 封裝:Reel |
| PCA9558PW,112 | 功能描述:接口-I/O擴(kuò)展器 5BIT MP/1-BITL 6BIT RoHS:否 制造商:NXP Semiconductors 邏輯系列: 輸入/輸出端數(shù)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(fēng)格:SMD/SMT 封裝 / 箱體:HVQFN-16 封裝:Reel |
| PCA9558PW,118 | 功能描述:接口-I/O擴(kuò)展器 5BIT MP/1-BITL 6BIT RoHS:否 制造商:NXP Semiconductors 邏輯系列: 輸入/輸出端數(shù)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(fēng)格:SMD/SMT 封裝 / 箱體:HVQFN-16 封裝:Reel |
| PCA9558PW-T | 功能描述:接口-I/O擴(kuò)展器 5BIT MP/1-BITL 6BIT I2C EEPROM RoHS:否 制造商:NXP Semiconductors 邏輯系列: 輸入/輸出端數(shù)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(fēng)格:SMD/SMT 封裝 / 箱體:HVQFN-16 封裝:Reel |
| PCA9559 | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:5-bit multiplexed/1-bit latched 6-bit I2C EEPROM |
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