ISP1301BS ST-Ericsson Inc, ISP1301BS Datasheet - Page 22

• Manufacturer Part Number: ISP1301BS
• Description: IC USB OTG TRANSCEIVER 24-HVQFN
• Manufacturer: ST-Ericsson Inc
• Type: Transceiverr

Specifications of ISP1301BS

• Number Of Drivers/receivers: 1/1
• Protocol: USB 2.0
• Voltage - Supply: 2.7 V ~ 4.5 V
• Mounting Type: Surface Mount
• Package / Case: 24-VQFN Exposed Pad, 24-HVQFN, 24-SQFN, 24-DHVQFN
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 568-1166; ISP1301BS,157

Philips Semiconductors
Table 23:
Table 25:
ISP1301_3
Product data sheet
Bit
Symbol
Reset
Access
Bit
Symbol
Reset
Access
OTG Status register: bit allocation
Interrupt Source register: bit allocation
10.1.3.2 OTG Status register (Read: 10h)
10.1.4.1 Interrupt Source register (Read: 08h)
10.1.4.2 Interrupt Latch register (Set/Clear: 0Ah/0Bh)
10.1.4 Interrupt related registers
B_SESS_
CR_INT
VLD
R
R
7
0
7
0
Table 23
Table 24:
This register indicates the current state of the signals that can generate an interrupt. The
bit allocation of the Interrupt Source register is given in
Table 26:
This register indicates the source that generated the interrupt. The bit allocation of the
Interrupt Latch register is given in
Bit
7
6
5 to 0
Bit
7
6
5
4
3
2
1
0
B_SESS_
BDIS_
ACON
END
R
R
6
0
6
0
Symbol
CR_INT
BDIS_ACON
ID_FLOAT
DM_HI
ID_GND
DP_HI
SESS_VLD
VBUS_VLD
shows the bit allocation of the OTG Status register.
Symbol
B_SESS_VLD
B_SESS_END
-
OTG Status register: bit description
Interrupt Source register: bit description
ID_FLOAT
R
R
5
0
5
0
Rev. 03 — 21 February 2006
Description
DP pin is above the carkit interrupt threshold (0.4 V to 0.6 V)
set when bit BDIS_ACON_EN is set, and the ISP1301 asserts bit
DP_PULLUP after detecting the B-device disconnect
ID pin is floating
DM pin is HIGH
ID pin is connected to ground
DP pin is HIGH
session valid comparator; threshold = 0.8 V to 2.0 V
A-device V
Description
set when the V
threshold (2.0 V to 4.0 V)
set when the V
threshold (0.2 V to 0.8 V)
reserved
DM_HI
R
R
4
0
4
0
Table
BUS
valid comparator; threshold > 4.4 V
27.
BUS
BUS
ID_GND
voltage is above the B-device session valid
voltage is below the B-device session end
R
R
3
0
3
0
reserved
Table
DP_HI
R
R
2
0
2
0
© Koninklijke Philips Electronics N.V. 2006. All rights reserved.
25.
SESS_VLD VBUS_VLD
USB OTG transceiver
R
R
1
0
1
0
ISP1301
R
R
0
0
0
0
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