參數(shù)資料
型號(hào): ISP1102W
廠商: NXP SEMICONDUCTORS
元件分類: 通用總線功能
英文描述: Advanced Universal Serial Bus transceiver
中文描述: LINE TRANSCEIVER, PQCC16
封裝: 3 X 3 MM, 0.65 MM HEIGHT, HALOGEN FREE, PLASTIC, MO-217, SOT-639-2, HBCC-16
文件頁數(shù): 6/23頁
文件大?。?/td> 533K
代理商: ISP1102W
Philips Semiconductors
ISP1102
Advanced USB transceiver
Product data
Rev. 03 — 02 September 2003
6 of 23
9397 750 11228
Koninklijke Philips Electronics N.V. 2003. All rights reserved.
For 3.3 V operation, both V
CC(5.0)
and V
reg(3.3)
are connected to a 3.3 V source
(3.0 to 3.6 V).
V
CC(I/O)
is independently connected to a voltage source (1.65 to 3.6 V), depending on
the supply voltage of the external circuit.
Sharing mode —
V
CC(I/O)
is connected only; V
CC(5.0)
and V
reg(3.3)
are not connected.
In this mode, the D+ and D
pins are made three-state and the ISP1102 allows
external signals of up to 3.6 V to share the D+ and D
lines. The internal circuits of
the ISP1102 ensure that virtually no current (maximum 10
μ
A) is drawn via the
D+ and D
lines. The power consumption through pin V
CC(I/O)
drops to the low-power
(suspended) state level.
Pins VBUSDET and RCV are driven LOW to indicate this mode. The VBUSDET
function is ignored during the suspend mode of the ISP1102.
Some hysteresis is built into the detection of V
reg(3.3)
lost.
[1]
VP/VPO and VM/VMO are bidirectional pins.
Table 6:
Pin
V
CC(5.0)
V
reg(3.3)
V
CC(I/O)
V
pu(3.3)
D+, D
VP/VPO, VM/VMO
[1]
RCV
VBUSDET
OE, SUSPND, SOFTCON
Pin states in the sharing mode
Sharing mode
not present
not present
1.65 to 3.6 V input
high impedance (off)
high impedance
L
L
L
high impedance
Table 7:
V
CC(5.0)
connected
not connected
Power supply configuration overview
Configuration
normal mode
sharing mode
Special characteristics
-
D+, D
and V
pu(3.3)
high impedance;
VBUSDET driven LOW
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