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參數(shù)資料
| 型號： | MAX7319 |
| 廠商： | Maxim Integrated Products, Inc. |
| 英文描述： | 4-Bit D-type Registers with 3-State Outputs 16-CFP -55 to 125 |
| 中文描述： | I²C端口擴展器，具有8路輸入，可屏蔽瞬態(tài)檢測 |
| 文件頁數(shù)： | 4/16頁 |
| 文件大小： | 251K |
| 代理商： | MAX7319 |
M
I
2
C Port Expander with Eight Inputs and
Maskable Transition Detection
4
_______________________________________________________________________________________
Typical Operating Characteristics
(T
A
= +25
°
C, unless otherwise noted.)
0
20
10
40
30
50
60
-40
-10 5
20
-25
35 50 65 80 95 110 125
TEMPERATURE (
°
C)
SUPPLY CURRENT vs. TEMPERATURE
M
S
μ
A
V+ = +3.3V
V+ = +5.0V
V+ = +1.71V
V+ = +2.5V
f
SCL
= 400kHz
Pin Description
PIN
QSOP
TQFN
NAME
FUNCTION
1, 3
15, 1
AD0, AD2
Address Inputs. Select device slave address with AD0 and AD2. Connect AD0 and AD2
to either GND, V+, SCL, or SDA to give four logic combinations (see Table 3).
2
16
RST
I0
–
I7
GND
INT
SCL
SDA
V+
EP
Reset Input, Active Low. Drive
RST
low to clear the 2-wire interface.
Input Ports. I0 to I7 are CMOS logic inputs protected to +6V.
Ground
Interrupt Output, Active Low.
INT
is an open-drain output rated at +6V.
I
2
C-Compatible Serial Clock Input
I
2
C-Compatible Serial Data I/O
Positive Supply Voltage. Bypass V+ to GND with a ceramic capacitor of at least 0.047μF.
Exposed Pad. Connect exposed pad to GND.
4
–
7, 9
–
12
8
13
14
15
16
—
2
–
5, 7
–
10
6
11
12
13
14
EP
0
0.4
0.2
1.0
0.8
0.6
1.2
1.4
1.8
1.6
-40
-10 5
-25
20 35 50 65 80 95 110 125
TEMPERATURE (
°
C)
STANDBY CURRENT vs. TEMPERATURE
M
S
μ
A
V+ = +3.3V
V+ = +2.5V
V+ = +5.0V
V+ = +1.71V
f
SCL
= 0kHz
2.0
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| MAX7319AEE | 功能描述:接口-I/O擴展器 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 安裝風格:SMD/SMT 封裝 / 箱體:HVQFN-16 封裝:Reel |
| MAX7319AEE+ | 功能描述:接口-I/O擴展器 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 安裝風格:SMD/SMT 封裝 / 箱體:HVQFN-16 封裝:Reel |
| MAX7319AEE+T | 制造商:Maxim Integrated Products 功能描述:I2C PORT EXPANDER 16QSOP - Tape and Reel |
| MAX7319AEE-T | 功能描述:接口-I/O擴展器 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 安裝風格:SMD/SMT 封裝 / 箱體:HVQFN-16 封裝:Reel |
| MAX7319ATE | 功能描述:接口-I/O擴展器 I2C Port Expander 8 Input 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 安裝風格:SMD/SMT 封裝 / 箱體:HVQFN-16 封裝:Reel |
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