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參數資料
| 型號： | TUSB2077 |
| 廠商： | Texas Instruments, Inc. |
| 英文描述： | 7-PORT HUB FOR THE UNIVERSAL SERIAL BUS WITH OPTIONAL SERIAL EEPROM INTERFACE |
| 中文描述： | 7 -端口通用串行總線與可選的串行EEPROM接口集線器 |
| 文件頁數： | 6/16頁 |
| 文件大?。?/td> | 242K |
| 代理商： | TUSB2077 |
TUSB2077A
7-PORT HUB FOR THE UNIVERSAL SERIAL BUS
WITH OPTIONAL SERIAL EEPROMINTERFACE
SLLS414 – MARCH 2000
6
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
electrical characteristics over recommended ranges of operating free-air temperature and supply
voltage (unless otherwise noted)
PARAMETER
TEST CONDITIONS
IOH = –4 mA
R(DRV) = 15 k
, to GND
IOH = –12 mA (without R(DRV))
IOL = 4 mA
R(DRV) = 1.5 k
to 3.6 V
IOL = 12 mA (without R(DRV))
MIN
MAX
UNIT
TTL/LVCMOS
VCC – 0.5
2.8
VOH
High-level output voltage
USB data lines
V
VCC – 0.5
TTL/LVCMOS
0.5
VOL
Low-level output voltage
USB data lines
0.3
V
0.5
VIT+
Positive input threshold voltage
TTL/LVCMOS
1.8
V
Single-ended
0.8 V
≤
VICR
≤
2.5 V
1.8
V
VIT–
Negative input threshold voltage
Negative-input threshold voltage
TTL/LVCMOS
0.8
V
Single-ended
0.8 V
≤
VICR
≤
2.5 V
1
V
Vhys
Input hysteresis(V
Input hysteresis (VT+ – VT–)
TTL/LVCMOS
0.3
0.7
V
Single-ended
0.8 V
≤
VICR
≤
2.5 V
V = VCC or GND
0 V
≤
VO
≤
VCC
VI = GND
VI = VCC
300
500
±
10
±
10
–1
mV
μ
A
μ
A
μ
A
μ
A
IOZ
High impedance output current
High-impedance output current
TTL/LVCMOS
USB data lines
IIL
IIH
Low-level input current
TTL/LVCMOS
High-level input current
TTL/LVCMOS
1
zo(DRV)
VID
Driver output impedance
USB data lines
Static VOH or VOL
0.8 V
≤
VICR
≤
2.5 V
Normal operation
7.1
19.9
V
Differential input voltage
USB data lines
0.2
ICC
Input supply current
40
mA
μ
A
Suspend mode
1
Applies for input buffers with hysteresis
Applies for open drain buffers
differential driver switching characteristics over recommended ranges of operating free-air
temperature and supply voltage, C
L
= 50 pF (unless otherwise noted)
full speed mode
PARAMETER
TEST CONDITIONS
MIN
MAX
UNIT
tr
tf
t(RFM
VO(CRS)
§Charicterized only. Limits are approved by design and are not production tested.
Transition rise time for DP or DM
See Figure 1 and Figure 2
4
20
ns
Transition fall time for DP or DM
Rise/fall time matching§
Signal crossover output voltage§
See Figure 1 and Figure 2
(tr/tf)
×
100
4
20
ns
90%
110%
1.3
2.0
V
low speed mode
PARAMETER
Transition rise time for DP or DM§
Transition fall time for DP or DM§
Rise/fall time matching§
Signal crossover output voltage§
§Charicterized only. Limits are approved by design and are not production tested.
TEST CONDITIONS
MIN
MAX
UNIT
tr
tf
t(RFM)
VO(CRS)
CL = 200 pF to 600 pF,
CL = 200 pF to 600 pF,
(tr/tf)
×
100
CL = 200 pF to 600 pF
See Figure 1 and Figure 2
75
300
ns
See Figure 1 and Figure 2
75
300
ns
80%
120%
1.3
2.0
V
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相關代理商/技術參數 |
參數描述 |
|---|---|
| TUSB2077A | 制造商:TI 制造商全稱:Texas Instruments 功能描述:7-PORT HUB FOR THE UNIVERSAL SERIAL BUS WITH OPTIONAL SERIAL EEPROM INTERFACE |
| TUSB2077APT | 功能描述:USB 接口集成電路 7-Port Hub W/Opt Ser EEPROM Ifc RoHS:否 制造商:Cypress Semiconductor 產品:USB 2.0 數據速率: 接口類型:SPI 工作電源電壓:3.15 V to 3.45 V 工作電源電流: 最大工作溫度:+ 85 C 安裝風格:SMD/SMT 封裝 / 箱體:WLCSP-20 |
| TUSB2077APT | 制造商:Texas Instruments 功能描述:HUB UNI SERIAL BUS 7 PORT 48LQFP 制造商:Texas Instruments 功能描述:HUB, UNI SERIAL BUS, 7 PORT, 48LQFP 制造商:Texas Instruments 功能描述:HUB, UNI SERIAL BUS, 7 PORT, 48LQFP; USB Type:USB Transceiver; USB Version:1.1; Supply Voltage Min:3V; Supply Voltage Max:3.6V; Digital IC Case Style:LQFP; No. of Pins:48; Data Rate:12Mbps; No. of Ports:7; Operating Temperature ;RoHS Compliant: Yes |
| TUSB2077APTG4 | 功能描述:USB 接口集成電路 7-Port USB Hub RoHS:否 制造商:Cypress Semiconductor 產品:USB 2.0 數據速率: 接口類型:SPI 工作電源電壓:3.15 V to 3.45 V 工作電源電流: 最大工作溫度:+ 85 C 安裝風格:SMD/SMT 封裝 / 箱體:WLCSP-20 |
| TUSB2077APTR | 功能描述:USB 接口集成電路 7-Port Hub W/Opt Ser EEPROM Ifc RoHS:否 制造商:Cypress Semiconductor 產品:USB 2.0 數據速率: 接口類型:SPI 工作電源電壓:3.15 V to 3.45 V 工作電源電流: 最大工作溫度:+ 85 C 安裝風格:SMD/SMT 封裝 / 箱體:WLCSP-20 |
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