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參數(shù)資料
| 型號(hào)： | MAX4550EWI+T |
| 廠商： | Maxim Integrated Products |
| 文件頁數(shù)： | 16/16頁 |
| 文件大?。?/td> | 0K |
| 描述： | IC CROSSPOINT SW AUD/VID 28SOIC |
| 產(chǎn)品培訓(xùn)模塊： | Lead (SnPb) Finish for COTS Obsolescence Mitigation Program |
| 標(biāo)準(zhǔn)包裝： | 1,000 |
| 功能： | 音頻/視頻交叉點(diǎn)開關(guān) |
| 電路： | 2 x 4:2 |
| 導(dǎo)通狀態(tài)電阻： | 100 歐姆 |
| 電壓電源： | 單/雙電源 |
| 電壓 - 電源，單路/雙路(±)： | 2.7 V ~ 5.5 V，±2.7 V ~ 5.5 V |
| 電流 - 電源： | 7µA |
| 工作溫度： | -40°C ~ 85°C |
| 安裝類型： | 表面貼裝 |
| 封裝/外殼： | 28-SOIC（0.295"，7.50mm 寬） |
| 供應(yīng)商設(shè)備封裝： | 28-SOIC W |
| 包裝： | 帶卷 (TR) |
MAX4550/MAX4570
Serially Controlled, Dual 4x2, Clickless
Audio/Video Analog Crosspoint Switches
_______________________________________________________________________________________
9
Pin Description
Shunt Input to Crosspoint B. Use for shunt capacitor or AC ground connection to
improve off-isolation, or as an additional input to switch matrix B.
1
Input 3 to Crosspoint A
2
Input 3 to Crosspoint B
3
NO3A
NO3B
SB
Low Side of Bias Network. Use to give the outputs a DC bias when inputs are
AC-coupled (refer to the
Using the Internal Bias Resistors section).
5
Input 4 to Crosspoint A
6
BIASL
NO4A
BIASH
High Side of Bias Network. Use to give the outputs a DC bias when inputs are
AC-coupled (refer to the
Using the Internal Bias Resistors section).
4
Positive Supply Voltage. Supply range is +2.7V to +5.25V. Connect pin 8 to pin 24 exter-
nally.
8, 24
Output 2 of Crosspoint A
9
V+
COM2A
NO4B
Output 2 of Crosspoint B
11
Auxiliary Output 1
12
COM2B
Q1
Q0
Auxiliary Output 0
10
Input 4 to Crosspoint B
7
Chip Select of 3-Wire Interface. Logic low on CS enables serial data to be clocked in to
device. Programming commands are executed on CS’s rising edge.
13
—
2-Wire Serial-Interface Clock Input
—
14
CS
SCL
A0
2-Wire Serial-Interface Data Input. Data is clocked in on SCL’s rising edge.
—
15
3-Wire Serial-Interface Data Input. Data is clocked in on SCLK’s rising edge.
15
—
SDA
DIN
SCLK
3-Wire Serial-Interface Clock Input
14
—
Data Output of 3-Wire Interface. Input data is clocked out and SCLK’s falling edge
delayed by 16 clock cycles. DOUT remains active when CS is high.
16
—
Auxiliary Output 2
17
DOUT
Q2
A1
Auxiliary Output 3
LSB+1 of 2-Wire Serial-Interface Address Field
—
13
19
Output 1 of Crosspoint A
20
Q3
COM1A
COM1B
Output 1 of Crosspoint A
18
LSB+2 of 2-Wire Serial-Interface Address Field
—
16
Ground
21
GND
Input 1 to Crosspoint A
22
NO1A
Input 1 to Crosspoint B
23
NO1B
Negative Supply Voltage. Supply range is from -5.25V to 0.
25
V-
Input 2 to Crosspoint A
26
NO2A
Input 2 to Crosspoint B
27
NO2B
Shunt Input to Crosspoint A. Use for shunt capacitor or AC ground connection to
improve off-isolation, or as an additional input to switch matrix A.
28
SA
MAX4550
FUNCTION
MAX4570
NAME
PIN
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