参数资料
型号: MAX7325AEG+
厂商: Maxim Integrated Products
文件页数: 11/17页
文件大小: 0K
描述: IC I/O EXPANDER I2C 8B 24QSOP
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 50
接口: I²C
输入/输出数: 8
中断输出:
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: 24-SSOP(0.154",3.90mm 宽)
供应商设备封装: 24-QSOP
包装: 管件
包括: POR
MAX7325
I2C Port Expander with 8 Push-Pull
and 8 Open-Drain I/Os
3
Maxim Integrated
PORT AND INTERRUPT
INT TIMING CHARACTERISTICS
(V+ = +1.71V to +5.5V, TA = -40°C to +125°C, unless otherwise noted. Typical values are at V+ = +3.3V, TA = +25°C.) (Note 1)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
Port Output Data Valid
tPPV
CL
≤ 100pF
4
s
Port Input Setup Time
tPSU
CL
≤ 100pF
0
s
Port Input Hold Time
tPH
CL
≤ 100pF
4
s
INT Input Data Valid Time
tIV
CL
≤ 100pF
4
s
INT Reset Delay Time from STOP
tIP
CL
≤ 100pF
4
s
INT Reset Delay Time from
Acknowledge
tIR
CL
≤ 100pF
4
s
TIMING CHARACTERISTICS
(V+ = +1.71V to +5.5V, TA = -40°C to +125°C, unless otherwise noted. Typical values are at V+ = +3.3V, TA = +25°C.) (Note 1)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
Serial-Clock Frequency
fSCL
400
kHz
Bus Free Time Between a STOP
and a START Condition
tBUF
1.3
s
Hold Time (Repeated) START
Condition
tHD, STA
0.6
s
Repeated START Condition
Setup Time
tSU, STA
0.6
s
STOP Condition Setup Time
tSU, STO
0.6
s
Data Hold Time
tHD, DAT
(Note 2)
0.9
s
Data Setup Time
tSU, DAT
100
ns
SCL Clock Low Period
tLOW
1.3
s
SCL Clock High Period
tHIGH
0.7
s
Rise Time of Both SDA and SCL
Signals, Receiving
tR
(Notes 3, 4)
20 +
0.1Cb
300
ns
Fall Time of Both SDA and SCL
Signals, Receiving
tF
(Notes 3, 4)
20 +
0.1Cb
300
ns
Fall Time of SDA Transmitting
tF,TX
(Notes 3, 4)
20 +
0.1Cb
250
ns
Pulse Width of Spike Suppressed
tSP
(Note 5)
50
ns
Capacitive Load for Each Bus
Line
Cb
(Note 3)
400
pF
RST Pulse Width
tW
500
ns
RST Rising to START Condition
Setup Time
tRST
1s
Note 1: All parameters are tested at TA = +25°C. Specifications over temperature are guaranteed by design.
Note 2: A master device must provide a hold time of at least 300ns for the SDA signal (referred to VIL of the SCL signal) in order to
bridge the undefined region of SCL’s falling edge.
Note 3: Guaranteed by design.
Note 4: Cb = total capacitance of one bus line in pF. ISINK ≤ 6mA. tR and tF measured between 0.3 x V+ and 0.7 x V+.
Note 5: Input filters on the SDA and SCL inputs suppress noise spikes less than 50ns.
相关PDF资料
PDF描述
MAX7324AEG+ IC I/O EXPANDER I2C 8B 24QSOP
MAX7310ATE+ IC I/O EXPANDER I2C 8B 16TQFN
MAX7329AWE+ IC I/O EXPANDER I2C 8B 16SOIC
MAX7322AEE+ IC I/O EXPANDER I2C 4B 16QSOP
MAX7310AUE+ IC I/O EXPANDER I2C 8B 16TSSOP
相关代理商/技术参数
参数描述
AD841SE/883B 功能描述:高速运算放大器 FAST SETTLING H.S. OP AMP RoHS:否 制造商:Texas Instruments 通道数量:1 电压增益 dB:116 dB 输入补偿电压:0.5 mV 转换速度:55 V/us 工作电源电压:36 V 电源电流:7.5 mA 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:SOIC-8 封装:Tube 产品:
AD841SEZ 制造商:Analog Devices 功能描述:OP Amp Single GP ±18V 20-Pin LCC
AD841SH 制造商:Analog Devices 功能描述:OP Amp Single GP 制造商:Rochester Electronics LLC 功能描述:FAST SETTLING H.S. OP AMP - Bulk
AD841SH/883B 制造商:Analog Devices 功能描述:OP Amp Single GP 制造商:Rochester Electronics LLC 功能描述:- Bulk
AD841SHZ 制造商:Analog Devices 功能描述:OP Amp Single GP 制造商:Analog Devices 功能描述:OP Amp Single GP ±18V 12-Pin TO-8