參數(shù)資料
型號: ISP1109BS
廠商: NXP SEMICONDUCTORS
元件分類: 通用總線功能
英文描述: Universal Serial Bus transceiver with carkit support
中文描述: LINE TRANSCEIVER, PQCC32
封裝: LEAD FREE, 5 X 5 MM, 0.85 MM HEIGHT, PLASTIC, MO-220, SOT617-1, HVQFN-32
文件頁數(shù): 13/59頁
文件大?。?/td> 295K
代理商: ISP1109BS
9397 750 13355
Koninklijke Philips Electronics N.V. 2005. All rights reserved.
Product data sheet
Rev. 01 — 14 July 2005
13 of 59
Philips Semiconductors
ISP1109
USB transceiver with carkit support
7.9.2
Differential receiver
The operation of the differential receiver is described in
Table 8
.
The detailed behavior of the receive transceiver operation is shown in
Table 9
.
[1]
Applies only to bidirectional mode (bit BI_DI = 1). For unidirectional mode (bit BI_DI = 0), DAT/VP and SE0/VM are input-only pins.
VP_VM
VP_VM
VP_VM
HIGH
LOW
HIGH
LOW
HIGH
HIGH
HIGH
LOW
HIGH
LOW
HIGH
HIGH
Table 7:
USB mode
USB functional mode: transmit operation
…continued
Inputs
DAT/VP
Outputs
DP
SE0/VM
DM
Table 8:
Pin or bit
SUSPEND
Differential receiver operation settings
Pin OE_N
Bit
DAT_SE0
HIGH
1
Differential receiver
BI_DI
0
0
output differential value from DP and
DM to RCV
output differential value from DP and
DM to DAT/VP and RCV
output differential value from DP and
DM to RCV
0
X
0
HIGH
1
1
0
HIGH
0
X
X
1
LOW
X
X
X
X
X
Table 9:
USB mode
USB functional mode: receive operation
Pin or bit
SUSPEND
Inputs
DP
LOW
HIGH
LOW
HIGH
LOW
HIGH
LOW
HIGH
LOW
HIGH
LOW
HIGH
LOW
HIGH
LOW
HIGH
Outputs
DAT/VP
[1]
RCV
HIGH
LOW
RCV
LOW
HIGH
LOW
HIGH
LOW
HIGH
LOW
HIGH
LOW
HIGH
LOW
HIGH
DM
LOW
LOW
HIGH
HIGH
LOW
LOW
HIGH
HIGH
LOW
LOW
HIGH
HIGH
LOW
LOW
HIGH
HIGH
SE0/VM
[1]
HIGH
LOW
LOW
LOW
HIGH
LOW
LOW
LOW
LOW
LOW
HIGH
HIGH
LOW
LOW
HIGH
HIGH
RCV
last value of RCV
HIGH
LOW
last value of RCV
X
X
X
X
last value of RCV
HIGH
LOW
last value of RCV
X
X
X
X
DAT_SE0
DAT_SE0
DAT_SE0
DAT_SE0
DAT_SE0
DAT_SE0
DAT_SE0
DAT_SE0
VP_VM
VP_VM
VP_VM
VP_VM
VP_VM
VP_VM
VP_VM
VP_VM
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
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