參數(shù)資料
型號(hào): UPD720110
廠商: NEC Corp.
英文描述: MOS INTEGRATED CIRCUIT
中文描述: 馬鞍山集成電路
文件頁數(shù): 6/32頁
文件大?。?/td> 405K
代理商: UPD720110
Data Sheet S15737EJ5V0DS
6
μ
PD720110A
1.
PIN INFORMATION
(1/2)
Pin Name
I/O
Buffer Type
Active
Level
Function
X1_CLK
I
Input
System clock input or oscillator in
X2
O
Output
Oscillator out
SYSRSTB
I
5 V tolerant Input
Low
Asynchronous chip reset
CLK30MO
O (I/O)
Output
30 MHz clock output
CLKSEL
I
Input
Clock select signal
RPU
A
Analog
External 1.5 k
pull-up resistor control
DPD(4:1)
B
USB high speed D
+
I/O
Downstream high-speed data D
+
DPU
B
USB high speed D
+
I/O
Upstream high-speed data D
+
DMD(4:1)
B
USB high speed D
I/O
Downstream high-speed data D
DMU
B
USB high speed D
I/O
Upstream high-speed data D
RSDPD(4:1)
O
USB full-speed D
+
O
Downstream full-speed data D
+
and R
S
resistor
terminal
RSDPU
O
USB full-speed D
+
O
Upstream full-speed data D
+
and R
S
resistor
terminal
RSDMD(4:1)
O
USB full-speed D
O
Downstream full-speed data D
and R
S
resistor
terminal
RSDMU
O
USB full-speed D
O
Upstream full-speed data D
and R
S
resistor
terminal
RREF
A
Analog
Reference resistor
PC1
A
Analog
Capacitor for PLL
PC2
A
Analog
Capacitor for PLL
CSB(4:1)
I (I/O)
5 V tolerant input
Low
Port’s overcurrent status input
PPB(4:1)
O
5 V tolerant N-ch open drain
Low
Port’s power supply control output
NUMPORT
I
Input
Number of available ports
PWMODE
I
Input
Power mode select
VBUSM
I
Input
VBus monitor
PORTRMV(2:1)
I
Input
Removable/Non-removable select
PORTRMV(4:3)
I (I/O)
Input
Removable/Non-removable select
OSL
O (I/O)
Output
High
Indication for suspend state
HSMODE
O
Output
Low
Indication for high-speed operation
AMBERBP(4:1)
O
Output
Low
Indication for downstream port status with amber
colored LED
GREENBP(4:1)
O
Output
Low
Indication for downstream port status with green
colored LED
SCL
O (I/O)
Output
Serial ROM clock out
SDA
I/O
I/O with 5 k
pull-up R
Serial ROM data
SMD
I
Input
Serial ROM input enable
EPERR
O (I/O)
Output
Indication for serial ROM error
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