V
參數(shù)資料
型號(hào): MAX14978ETO+T
廠商: Maxim Integrated Products
文件頁(yè)數(shù): 2/15頁(yè)
文件大?。?/td> 0K
描述: IC ANLG PASSIVE SW USB 42-TQFN
產(chǎn)品培訓(xùn)模塊: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
標(biāo)準(zhǔn)包裝: 2,500
功能: USB 開(kāi)關(guān)
導(dǎo)通狀態(tài)電阻: 10 歐姆
電壓電源: 單電源
電壓 - 電源,單路/雙路(±): 3 V ~ 5.5 V
電流 - 電源: 600nA
工作溫度: -40°C ~ 85°C
安裝類(lèi)型: 表面貼裝
封裝/外殼: 42-WFQFN 裸露焊盤(pán)
供應(yīng)商設(shè)備封裝: 42-TQFN-EP(3.5x9)
包裝: 帶卷 (TR)
MAX14978
SuperSpeed USB Passive Switch
(Low/Full/Hi/SuperSpeed)
10
Pin Configuration
Pin Description
TOP VIEW
TQFN
18
19
20
21
VDD
GND
VDD
GND
42 +
41
40
39
N.C.
1
2
3
4
5
6
7
8
9 10 11 12 13 14 15 16 17
38 37 36 35 34 33 32 31 30 29 28 27 26 25 24 23 22
COM0-
V DD
GND
COM1+
COM1-
GND
COM0+
GND
SEL2
N.C.
COMD-
N.C.
GND
COMD+
N.C.
NC1+
NC1-
NO0+
NO0-
NO1+
NO1-
NC0-
NC0+
V DD
NOD-
NCD-
EN
V CC
SEL1
N.C.
NCD+
NOD+
EP
MAX14978
PIN
NAME
FUNCTION
1, 2, 3, 6,
8, 36,
39
-42
N.C.
No Connection. Not internally connected.
4
COMD+
Hi-Speed USB Analog Switch, Common D+ Terminal
5, 10, 14,
17, 19, 21
GND
Ground
7
COMD-
Hi-Speed USB Analog Switch, Common D- Terminal
9
SEL2
Digital Control Input for SuperSpeed USB Analog Switches
11
COM0+
SuperSpeed USB Analog Switch 0, Common Positive Terminal
12
COM0-
SuperSpeed USB Analog Switch 0, Common Negative Terminal
13, 18,
20, 30
VDD
Positive Supply Voltage Input for SuperSpeed USB Switches. Bypass VDD to GND with a 0.1FF
ceramic capacitor as close as possible to the device.
15
COM1+
SuperSpeed USB Analog Switch 1, Common Positive Terminal
16
COM1-
SuperSpeed USB Analog Switch 1, Common Negative Terminal
22
NO1-
SuperSpeed USB Analog Switch 1, Normally Open Negative Terminal
23
NO1+
SuperSpeed USB Analog Switch 1, Normally Open Positive Terminal
24
NO0-
SuperSpeed USB Analog Switch 0, Normally Open Negative Terminal
25
NO0+
SuperSpeed USB Analog Switch 0, Normally Open Positive Terminal
26
NC1-
SuperSpeed USB Analog Switch 1, Normally Closed Negative Terminal
27
NC1+
SuperSpeed USB Analog Switch 1, Normally Closed Positive Terminal
28
NC0-
SuperSpeed USB Analog Switch 0, Normally Closed Negative Terminal
29
NC0+
SuperSpeed USB Analog Switch 0, Normally Closed Positive Terminal
31
NOD-
Hi-Speed USB Analog Switch, Normally Open D- Terminal
32
NCD-
Hi-Speed USB Analog Switch, Normally Closed D- Terminal
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