I2C Port Expander with Eight Push-Pull Outputs 6 _______________________" />
參數(shù)資料
型號: MAX7320AEE+T
廠商: Maxim Integrated Products
文件頁數(shù): 11/14頁
文件大?。?/td> 0K
描述: IC I/O EXPANDER I2C 8B 16QSOP
產品培訓模塊: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
標準包裝: 2,500
接口: I²C
輸入/輸出數(shù): 8
中斷輸出:
頻率 - 時鐘: 400kHz
電源電壓: 1.71 V ~ 5.5 V
工作溫度: -40°C ~ 125°C
安裝類型: 表面貼裝
封裝/外殼: 16-SSOP(0.154",3.90mm 寬)
供應商設備封裝: 16-QSOP
包裝: 帶卷 (TR)
包括: POR
MAX7320
I2C Port Expander with Eight Push-Pull Outputs
6
_______________________________________________________________________________________
PART
I2C
SLAVE
ADDRESS
INPUTS
INPUT
INTERRUPT
MASK
OPEN-
DRAIN
OUTPUTS
PUSH-
PULL
OUTPUTS
APPLICATION
MAX7323
110xxxx
Up to 4
Up to 4
4
Four I/O, four output-only versions:
Four open-drain I/O ports with latching transition
detection interrupt and selectable pullups.
Four push-pull outputs with selectable power-up
default levels.
MAX7328
MAX7329
0100xxx
0111xxx
Up to 8
Up to 8
PCF8574-, PCF8574A-compatible versions:
Eight open-drain I/O ports with nonlatching transition
detection interrupt and pullups on all ports.
All ports power up as inputs (or logic-high outputs).
Any port can be used as an input by setting the
open-drain output to logic-high.
16-PORT EXPANDERS
MAX7324
8
Yes
8
Software equivalent to a MAX7320 plus a MAX7321.
MAX7325
Up to 8
Up to 8
8
Software equivalent to a MAX7320 plus a MAX7319.
MAX7326
4
Yes
12
Software equivalent to a MAX7320 plus a MAX7322.
MAX7327
101xxxx
and
110xxxx
Up to 4
Up to 4
12
Software equivalent to a MAX7320 plus a MAX7323.
Table 1. MAX7319–MAX7329 Family Comparison (continued)
PART
I2C SLAVE
ADDRESS
INPUTS
INTERRUPT
MASK
OPEN-
DRAIN
OUTPUTS
PUSH-
PULL
OUTPUTS
I2C DATA WRITE
I2C DATA READ
MAX7319
110xxxx
8
Yes
<I7–I0 interrupt
mask>
<I7–I0 port inputs>
<I7–I0 transition flags>
MAX7320
101xxxx
8
<O7–O0 port
outputs>
<O7-O0 port inputs>
MAX7321
110xxxx
Up to 8
Up to 8
<P7–P0 port
outputs>
<P7–P0 port inputs>
<P7–P0 transition flags>
MAX7322
110xxxx
4
Yes
4
<O7, O6 outputs,
I5–I2 interrupt
mask, O1, O0
outputs>
<O7, O6, I5–I2, O1, O0 port
inputs>
<0, 0, I5–I2 transition flags,
0, 0>
MAX7323
110xxxx
Up to 4
Up to 4
4
<port outputs>
<O7, O6, P5–P2, O1, O0 port
inputs>
<0, 0, P5-P2 transition flags,
0, 0>
MAX7328
0100xxx
Up to 8
Up to 8
<P7–P0 port
outputs>
<P7–P0 port inputs>
MAX7329
0111xxx
Up to 8
Up to 8
<P7–P0 port
outputs>
<P7–P0 port inputs>
Table 2. Read and Write Access to Eight-Port Expander Family
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