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参数资料
| 型号： | MAX7319ATE+T |
| 厂商： | Maxim Integrated Products |
| 文件页数： | 11/16页 |
| 文件大小： | 0K |
| 描述： | IC I/O EXPANDER I2C 8B 16TQFN-EP |
| 产品培训模块： | Lead (SnPb) Finish for COTS Obsolescence Mitigation Program |
| 标准包装： | 2,500 |
| 接口： | I²C |
| 输入/输出数： | 8 |
| 中断输出： | 是 |
| 频率 - 时钟： | 400kHz |
| 电源电压： | 1.71 V ~ 5.5 V |
| 工作温度： | -40°C ~ 125°C |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 16-WFQFN 裸露焊盘 |
| 供应商设备封装： | 16-TQFN-EP（3x3） |
| 包装： | 带卷 (TR) |
MAX7319
I2C Port Expander with Eight Inputs and
Maskable Transition Detection
4
_______________________________________________________________________________________
Typical Operating Characteristics
(TA = +25°C, unless otherwise noted.)
0
20
10
40
30
50
60
-40
-10 5
20
-25
35 50 65 80 95 110 125
SUPPLY CURRENT vs. TEMPERATURE
MAX7319
toc02
TEMPERATURE (
°C)
SUPPLY
CURRENT
(μ
A)
V+ = +3.3V
V+ = +5.0V
V+ = +1.71V
V+ = +2.5V
fSCL = 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).
216
RST
Reset Input, Active Low. Drive RST low to clear the 2-wire interface.
4–7, 9–12
2–5, 7–10
I0–I7
Input Ports. I0 to I7 are CMOS logic inputs protected to +6V.
8
6
GND
Ground
13
11
INT
Interrupt Output, Active Low. INT is an open-drain output rated at +6V.
14
12
SCL
I2C-Compatible Serial Clock Input
15
13
SDA
I2C-Compatible Serial Data I/O
16
14
V+
Positive Supply Voltage. Bypass V+ to GND with a ceramic capacitor of at least 0.047F.
—
EP
Exposed Pad. Connect exposed pad to GND.
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
STANDBY CURRENT vs. TEMPERATURE
MAX7319
toc01
TEMPERATURE (
°C)
STANDBY
CURRENT
(μ
A)
V+ = +3.3V
V+ = +2.5V
V+ = +5.0V
V+ = +1.71V
fSCL = 0kHz
2.0
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相关代理商/技术参数 |
参数描述 |
|---|---|
| MAX7319EVKIT+ | 制造商:Maxim Integrated Products 功能描述:MAX7319 EVAL KIT - Boxed Product (Development Kits) |
| MAX731C/D | 制造商:MAXIM 制造商全称:Maxim Integrated Products 功能描述:+5V/Adjustable Step-Up Current-Mode DC-DC Converters |
| MAX731C/D DIE | 制造商:Maxim Integrated Products 功能描述: |
| MAX731CPA | 功能描述:直流/直流开关转换器 RoHS:否 制造商:STMicroelectronics 最大输入电压:4.5 V 开关频率:1.5 MHz 输出电压:4.6 V 输出电流:250 mA 输出端数量:2 最大工作温度:+ 85 C 安装风格:SMD/SMT |
| MAX731CPA+ | 功能描述:直流/直流开关转换器 RoHS:否 制造商:STMicroelectronics 最大输入电压:4.5 V 开关频率:1.5 MHz 输出电压:4.6 V 输出电流:250 mA 输出端数量:2 最大工作温度:+ 85 C 安装风格:SMD/SMT |
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