參數(shù)資料
型號： PDIUSBH12N
廠商： NXP SEMICONDUCTORS
元件分類： 總線控制器
英文描述： USB 2-port hub
中文描述： UNIVERSAL SERIAL BUS CONTROLLER, PDIP28
封裝： 0.600 INCH, PLASTIC, DIP-28
文件頁數(shù)： 8/28頁
文件大?。?/td> 170K
代理商： PDIUSBH12N
Philips Semiconductors
Product specification
PDIUSBH12
USB 2-port hub
1999 Jul 22
8
Pin description (MODE 1 – Individual Overcurrent)
PIN NO
PIN SYMBOL
TYPE
DRIVE
DESCRIPTION
1
TEST1
Input
Connect to V
CC
for 48MHz crystal input.
Connect to Ground for 12MHz crystal input.
2
TEST2
Input
Connect to V
CC
Connect to Ground
3
TEST3
Input
4
RESET_N
Input
ST
Power-on reset
5
GND
Power
Ground reference
6
XTAL1
Input
Crystal connection 1 (48 or 12MHz depending on TEST1 pin)
7
XTAL2
Output
Crystal connection 2 (48 or 12MHz depending on TEST1 pin)
8
CLKOUT
Output
3mA
Programmable output clock for external devices
9
V
CC
Power
Voltage supply 3.3V
±
0.3V
10
OCURRENT2_N
Input
ST
Downstream port 2 over-current notice. This pin is also use to sense the USB
VBUS. A LOW on this pin of less than 2 seconds is interpreted as an overcurrent
notice; longer than 2 seconds is interpreted as loss of VBUS.
11
SWITCH_N
Output
OD6
Enables power to downstream ports
12
SUSPEND
Output
OD6
Device is in suspended state
13
DN2_GL_N
Output
OD6
Downstream port 2 GoodLink
LED indicator
14
OCURRENT3_N
Input
ST
Downstream port 3 over-current notice
15
RSVD
Input
Reserved. Connect to GND for normal operation.
16
RSVD
Input
Reserved. Connect to GND for normal operation.
17
INT_N
Output
OD6
Connect to microcontroller interrupt
I
2
C bi-directional data
I
2
C bit-clock
18
SDA
I/O
OD6
19
SCL
I/O
OD6
20
GND
Power
Ground reference
Downstream port 3 D
+
connection
Downstream port 3 D
–
connection
Downstream port 2 D
+
connection
Downstream port 2 D
-
connection
21
DN3_DP
AI/O
22
DN3_DM
AI/O
23
DN2_DP
AI/O
24
DN2_DM
AI/O
25
AGND
Power
Analog Ground reference
26
AV
CC
UP_DP
Power
Analog voltage supply 3.3V
±
0.3V
Upstream D
+
connection
Upstream D
-
connection
27
AI/O
28
UP_DM
AI/O
NOTE:
1. Signals ending in _N indicate active low signals.
ST: Schmitt Trigger
OD6: Open Drain with 6 mA drive
AI/O: Analog I/O
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
PDIUSBH12NB 制造商:未知廠家 制造商全稱:未知廠家 功能描述:BUS CONTROLLER
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PDIUSBP11A 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Universal Serial Bus Transceiver
PDIUSBP11AD 制造商:NXP Semiconductors 功能描述:
PDIUSBP11ADB 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Universal Serial Bus Transceiver
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